Case5: Female, Japan, Asian

CasePresentingHPOs: HP:0001290, HP:0003324, HP:0002093, HP:0011968, HP:0001283, HP:0003798, HP:0001561, HP:0001558, HP:0100309 (Generalized hypotonia, Generalized muscle weakness, Respiratory insufficiency, Feeding difficulties, Bulbar weakness, Nemaline bodies, Polyhydramnios, Decreased fetal movements, Subdural hemorrhage)

HPOsFreeText: Atrophic myofibers

CaseNotHPOs: HP:0001627 (Cardiac abnormality)

NotHPOsFreeText: N/A

CaseAddInfo: Severe congenital myopathy, Alive at 2 months

CasePreviousTesting: N/A

CaseGenotypingMethod: After LMOD3 was identified as a potential causal gene, bidirectional Sanger sequencing was performed on DNA in genetically unresolved patients using PCR amplification covering 3 exons.

Variant1: NM_198271.4:c.300_304delGACTC (p.Thr101Argfs*4)

CAID: CA913203453 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913203453

gnomAD: Not in gnomAD

Variant1: NM_198271.4:c.601_602delGA (p.Asp201Glnfs*9)

CAID: CA913203454 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913203454

gnomAD: Not in gnomAD

Case 16 (Level 2)

CasePreviousTesting: same as group

CaseMethod1: PCR

CaseGenotypingMethod: same as group

Variant1: NM_015506.2(MMACHC):c.217C > T (p.Arg73Ter)

ClinVar: 203825

CAID: CA312728

gnomAD: 0.00005560 (East Asian)

CaseAddInfo: proband genotype, homozygous, no phenotypic info, sibling (fetus) is a carrier of variant

Case 5 (Level 2)

**CasePreviousTesting: ** same as group

CaseMethod1: PCR

CaseGenotypingMethod: same as group

Variant1: NM_015506.2(MMACHC):c.626dupT (p.Thr210Aspfs*35)

ClinVar: not in ClinVar

CAID: Not in ClinGen

gnomAD: not in gnomAD

Variant2: NM_015506.2(MMACHC):c.609G > A (p.Trp203Ter)

ClinVar: 30800

CAID: CA259906

gnomAD: 0.0005562 (East Asian)

CaseAddInfo: proband genotype, unknown cis or trans, no phenotypic info, sibling (fetus) carrier for c.626dupT maternal variant

Case 6 (Level 2)

CasePreviousTesting: same as group

CaseMethod1: PCR

CaseGenotypingMethod: same as group

Variant1: NM_015506.2(MMACHC):c.658_660delAAG (p.Lys220del)

ClinVar: 95707

CAID: CA223197

gnomAD: 0.0003071 (East Asian)

Variant2: NM_015506.2(MMACHC):c.609G > A (p.Trp203Ter)

ClinVar: 30800

CAID: CA259906

gnomAD: 0.0005562 (East Asian)

CaseAddInfo: proband genotype, unknown cis or trans, no phenotypic info, sibling (fetus) carrier for both variants

Case2: Female, 3 m at initiation of follow up, European ancestry

HPOsFreeText: NBS C4-acylcarnitine 2.5 umol/L, plasma C4-acylcarnitine 10.00 umol/L, isoC4-acylcarnitine 0.120 umol/g protein, in vitro prob C4-acylcarnitine 0.220 umol/ g protein

CaseAddInfo: no data for urine excretion, unremarkable clinical condition

Case2 (Level 2)

CasePreviousTesting: same as group

CaseMethod1: same as group

CaseMethod2: same as group

CaseGenotypingMethod: same as group

Variant1: NM_014384.2(ACAD8):c.289G>A (p.Gly97Arg)

ClinVar: 281037

CAID: CA6372897

gnomAD: 0.0002175 (East Asian)

Variant2: NM_014384.2(ACAD8):c.455T>C (p.Met152Thr)

ClinVar: 5355

CAID: CA117433

gnomAD: 0.0001395 (European Non-Finnish)

CaseAddInfo: compound heterozygous, potential splice-site alteration on ACAD8 at Exon 3 (+3A>G), homozygous for two common ACADS (SCAD-deficient) gene variants (625G>A/625G>A) which has 22% frequency in general population and correlates with increased accumulation of butyrylcarnitine

Patient14: Male, 24yo

CasePresentingHPOs: HP:0011968, HP:0002013, HP:0001944, HP:0001254, HP:0001259, HP:0001987, HP:0001941

(poor feeding, vomiting, dehydration, lethargy, coma, hyperammonemia, acidosis)

HPOsFreeText: intermittent isovaleric acidemia, C5 (DBS) = 4.3 μmol l−1, IVA incorp (%) = 12, IVG in urine mmol permol creatinine = 16594, Ammonium (μmol l−1) = 126, pH = 7.17, Protein intake (g kg−1 per day) = 0.7, treated with carnitine and glycine supplements, PDI/IQ in follow-up = 88

CaseNotHPOs:

NotHPOsFreeText: sweaty feet odor

CaseAddInfo: diagnosed via clinical findings at 1yo, hospitalized outside of detection period

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: c.1-?_c.295+? (Delexons 1–3) no ClinVar or CAID

Variant2: NM_002225.4(IVD):c.1184G>A (p.Arg395Gln) listed in paper as (p.Arg395His)

CAID: CA268781747, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA268781747

ClinVar: 529434, https://www.ncbi.nlm.nih.gov/clinvar/variation/529434/

gnomAD: 0.00001415, http://gnomad.broadinstitute.org/variant/15-40710365-G-A

Patient11: Female, 19yo, sibling to patient 10

CasePresentingHPOs: HP:0011968, HP:0002013, HP:0001944, HP:0001254, HP:0001259

(poor feeding, vomiting, dehydration, lethargy, coma)

HPOsFreeText: intermittent isovaleric acidemia, IVA incorp (%) = 13, IVG in urine mmol permol creatinine = 3488, Ammonium (μmol l−1) = 47 pH = 7.33, Protein intake (g kg−1 per day) = 1.0, treated with carnitine and glycine supplements, PDI/IQ in follow-up = 85, sweaty feet odor

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo: Diagnosed via clinical findings at 2yo

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_002225.3(IVD):c.884T>C (p.Leu295Pro)

ClinVar: 555464, https://www.ncbi.nlm.nih.gov/clinvar/variation/555464/

gnomAD: n/a

Variant2: NM_002225.3:c.1211A>G

CAID: CA391724518, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA391724518

gnomAD: n/a

Patient13 Male, 9yo

CasePresentingHPOs: HP:0011968, HP:0001254, HP:0001259, HP:0001987

(poor feeding, lethargy, coma, hyperammonemia)

HPOsFreeText: acute isovaleric acidemia, C5 (DBS) = 16.3 μmol l−1, IVA incorp (%) = 5.5, IVG in urine mmol permol creatinine = 3352, Ammonium (μmol l−1) = 606, pH = 7.26, Protein intake (g kg−1 per day) = 0.8, treated with carnitine and glycine supplements, PDI/IQ in follow-up = 87, sweaty feet odor

CaseNotHPOs: HP:0002013, HP:0001944 (vomiting, dehydration)

NotHPOsFreeText:

CaseAddInfo: diagnosed via clinical findings at 20 days old, homozygous

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant: NM_002225.3:c.158G>C listed in clinvar as NM_002225.4(IVD):c.149G>C (p.Arg50Pro)

CAID: CA274129, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA274129

ClinVar: 188922, https://www.ncbi.nlm.nih.gov/clinvar/variation/188922/

gnomAD: 0.00001591, http://gnomad.broadinstitute.org/variant/15-40699841-G-C

CaseF1: Male, 6 yrs report, Italy

CasePresentingHPOs: HP:0004923 (Hyperphenylalaninemia)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Parents were confirmed heterozygous, Splicing variant is predicted to lead to a null protein

CasePreviousTesting: Pre-treatment phenylalanine levels determined soon after birth were above 20 mg / 100 ml, Proband has been under treatment since birth and currently tolerates less than 20 mg Phe/kg bodyweight per day

CaseGenotypingMethod: DNA as isolated from leukocytes and haplotype analysis performed. Enzymatic digestion of PCR-amplified DNA fragments was performed and DGGE analysis of all 13 exons and flanking introns were carried out. The resulting samples containing abberant bands were sequenced and cleaved by MaeI and MaeIII for analysis.

Variant1: NM_000277.2(PAH):c.611A>G (p.Tyr204Cys)

ClinVar: 590 https://www.ncbi.nlm.nih.gov/clinvar/variation/590

gnomAD: 0.0001632, https://gnomad.broadinstitute.org/variant/12-103249009-T-C

Variant2: NM_000277.2(PAH):c.442-2A>C

ClinVar: 120276 https://www.ncbi.nlm.nih.gov/clinvar/variation/120276

gnomAD: Not in gnomAD

CaseKDC23: Male, 38 yrs onset, Korea, Asian

CasePresentingHPOs: HP:0002131, HP:0002321, HP:0001260, HP:0000640, HP:0011477, HP:0100543 (Episodic ataxia, Vertigo, Dysarthria, Gaze-evoked nystagmus, Upbeat nystagmus, Cognitive impairment)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Proband has no family history of disease

CasePreviousTesting: Negtive response to acetazolamide

CaseGenotypingMethod: Next-generation sequencing was perfomed on all probands with 40 candidate genes and five known EA genes.

Variant: NM_004172.5:c.952A>G (p.Thr318Ala)

CAID: CA3235581, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA3235581

gnomAD: 0.002656, https://gnomad.broadinstitute.org/variant/5-36679820-A-G NOTE EXTREMELY HIGH gnomAD FREQUENCY

Patient1: Male, 6yo

CasePresentingHPOs:

HPOsFreeText: Blood C5-carnitine (μM) = 18.96, under a protein restricted diet with carnitine and glycine supplementation, normal development

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo: 10days old and asymptomatic at diagnosis

CasePMIDs:

CasePreviousTesting: Blood amino acids and acylcarnitine analyzed with ESI-MS/MS, urine organic acid analysis with GC/MS

GroupMethod1: PCR (primers in table 2)

GroupMethod2: Direct sequencing

CaseGenotypingMethod: genomic DNA extracted from peripheral blood leukocytes, IVD exons amplified via PCR, then products were purified and underwent direct sequencing for variant analysis

Variant1: NM_002225.3:c.386A>G (p.Tyr99Cys) listed in paper as (p.His100Arg)

CAID: CA391716511, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA391716511

gnomAD: n/a

Variant2: NM_002225.4(IVD):c.1199A>G (p.Tyr400Cys) listed in paper as (p.Tyr371Cys)

ClinVar: 371390, https://www.ncbi.nlm.nih.gov/clinvar/variation/371390/

gnomAD: n/a

Patient5-1: Female, 2.5yo, sibling to patient 5-2

CasePresentingHPOs:

HPOsFreeText: under a protein restricted diet with carnitine and glycine supplementation, normal development

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo: 2mo diagnosis

CasePMIDs:

CasePreviousTesting: Blood amino acids and acylcarnitine analyzed with ESI-MS/MS, urine organic acid analysis with GC/MS

GroupMethod1: PCR (primers in table 2)

GroupMethod2: Direct sequencing

CaseGenotypingMethod: genomic DNA extracted from peripheral blood leukocytes, IVD exons amplified via PCR, then products were purified and underwent direct sequencing for variant analysis

Variant1: NM_002225.4:c.347C>T (p.Ser89Phe) listed in paper as (p.Ser87Phe)

CAID: CA391716394, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA391716394

gnomAD: n/a

Variant2: NM_002225.4(IVD):c.1199A>G (p.Tyr400Cys) listed in paper as (p.Tyr371Cys)

ClinVar: 371390, https://www.ncbi.nlm.nih.gov/clinvar/variation/371390/

gnomAD: n/a

CaseSA2P: Female, 3 months onset, European

CasePresentingHPOs: HP:0001988, HP:0000825, HP:0001987 (Recurrent hypoglycemia, Hyperinsulinemic hypoglycemia, Hyperammonemia)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Proband is confirmed de novo via parental teting and confirmed paternity

CasePreviousTesting: Leucine load test showed leucine sensitivity in some patients; Protein/leucine restriction was effective at reducing symptoms

CaseGenotypingMethod: Genomic DNA was prepared from all patients via peripheral blood leukocytes. The GLUD1 gene exons 1-13 and the flanking intronic regions were PCR-amplified and directly sequenced. All variants were confirmed via restriction enzyme analysis. Additionally, paternity testing was performed by HLA typing and by southern blot analysis of DNA fragments as well as PCR analysis of STRs.

Variant: NM_005271.5(GLUD1):c.965G>A (p.Arg322His)

ClinVar: 16129, https://www.ncbi.nlm.nih.gov/clinvar/variation/16129/

gnomAD: Not in gnomAD

Patient8: Group 2

CasePresentingHPOs: same as group 2

CasePreviousTesting: same as group 2

CaseGenotypingMethod: same as group 2

Variant1: NM_002225.3(IVD):c.941C>T (p.Ala314Val) listed in paper as c.932C>T (p.Ala282Val)

ClinVar: 100060, https://www.ncbi.nlm.nih.gov/clinvar/variation/100060/

gnomAD: 0.0006507, http://gnomad.broadinstitute.org/variant/15-40707653-C-T

Variant2: NM_002225.3:c.262G>T

CAID: CA391745812, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA391745812

gnomAD: n/a

CaseGM01454: Male, 7 years report, Asian, China

CasePresentingHPOs: HP:0003153 (Cystathioninuria)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Proband is a homozygote for this variant.

CasePreviousTesting: N/A

CaseGenotypingMethod: Primers were developed and the CTH exons 1-12 and exon-intron boundaries were PCR amplified and sequenced. All sequence variations were verified by restriction enzyme analysis and/or repeat sequencing.

Variant: CTH, 2-BP DEL, 940CT AKA: NM_001902.5:c.784_785del (p.Leu262Thrfs*21)

ClinVar: 2937 https://www.ncbi.nlm.nih.gov/clinvar/variation/2937/

gnomAD: East Asian 1.088e-4, Overall 7.960e-6 https://gnomad.broadinstitute.org/variant/1-70897822-ACT-A

CaseAII-5: N/A

CasePresentingHPOs: N/A

HPOsFreeText: Pretreatment phenylalanine level at 440 umol/L

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: N/A

Variant1: NM_000277.3(PAH):c.165del (p.Phe55fs)

ClinVar: 611 https://www.ncbi.nlm.nih.gov/clinvar/variation/611/

gnomAD: 0.00002639, https://gnomad.broadinstitute.org/variant/12-103306571-CA-C?dataset=gnomad_r3

Variant2: NM_000277.3(PAH):c.898G>T (p.Ala300Ser)

ClinVar: 92751 https://www.ncbi.nlm.nih.gov/clinvar/variation/92751/

gnomAD: 0.006318, https://gnomad.broadinstitute.org/variant/12-102851701-C-A?dataset=gnomad_r3

CaseAII-3: N/A

CasePresentingHPOs: N/A

HPOsFreeText: Pretreatment phenylalanine level at 370 umol/L

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: N/A

Variant1: NM_000277.3(PAH):c.165del (p.Phe55fs)

ClinVar: 611 https://www.ncbi.nlm.nih.gov/clinvar/variation/611/

gnomAD: 0.00002639, https://gnomad.broadinstitute.org/variant/12-103306571-CA-C?dataset=gnomad_r3

Variant2: NM_000277.3(PAH):c.898G>T (p.Ala300Ser)

ClinVar: 92751 https://www.ncbi.nlm.nih.gov/clinvar/variation/92751/

gnomAD: 0.006318, https://gnomad.broadinstitute.org/variant/12-102851701-C-A?dataset=gnomad_r3

Patient4: Male, 2.5yo

CasePresentingHPOs: HP:0002033, HP:0001254, HP:0001987, HP:0001873, HP:0002013 (poor sucking, lethargy, hyperammonaemia, thrombocytopenia, vomiting)

HPOsFreeText: acute neonatal IVA, treated with IVA special formula along with sodium benzoate and glycine (benzoate and glycine discontinued after 1yr), elevated isovalerylglycine, C5-carnitine = 17.4 µmol/l, birth weight = 3kg, able to sit at 6mo, walked at 13mo, began to babble at 17mo, did not have bladder/bowel control until 2.5yo, current weight = 14kg, current height = 86.5cm

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo: symptom onset at 5do, diagnosis at 30do via clinical presentation, consanguineous family

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_002225.4(IVD):c.863C>T (p.Ala288Val) listed in paper as c.872C>T (p.Ala291Val)

ClinVar: 281076, https://www.ncbi.nlm.nih.gov/clinvar/variation/281076/

gnomAD: n/a

Variant2: NC_000015.9:g.40699940T>C (NM_002225.4(IVD):c.234+14C=)

CAID: CA147572, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NC_000015.9%3Ag.40699940T%3EC

ClinVar: 94053, https://www.ncbi.nlm.nih.gov/clinvar/variation/94053/

gnomAD: 0.6830, https://gnomad.broadinstitute.org/variant/15-40699940-T-C

Patient1: Male, 4yo, Twin A, Family A (fig. 2)

CasePresentingHPOs:

HPOsFreeText: acute neonatal IVA, treated with IVA special formula, elevated isovalerylglycine in urine organic acids, C5-carnitine = 6.15 µmol/l, at 2yo stopped formula and switched to vegetarian diet with L-carnitine supplements, admitted every 3-4mo due to metabolic crisis, at 4yo began formula again along with vegetarian diet and L-carnitine supplements, sat alone at 6mo, walked alone at 1yo, spoke first word at 1yo, unremarkable systemic examination at 4yo

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo: diagnosed at 3 days old via NBS (positive family history and 3 sibling deaths), consanguineous family

CasePMIDs: PMID: 24516753

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_002225.4(IVD):c.1184G>A (p.Arg395Gln) listed in paper as c.1193G>A (p.R398Q)

ClinVar: 529434, https://www.ncbi.nlm.nih.gov/clinvar/variation/529434/

gnomAD: n/a

Variant2: NC_000015.9:g.40699940T>C (NM_002225.4(IVD):c.234+14C=)

CAID: CA147572, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NC_000015.9%3Ag.40699940T%3EC

ClinVar: 94053, https://www.ncbi.nlm.nih.gov/clinvar/variation/94053/

gnomAD: 0.6830, https://gnomad.broadinstitute.org/variant/15-40699940-T-C

CaseTS: Male, Poland

CasePresentingHPOs: HP:0000256, HP:0001263, HP:0000729, HP:0001992 (Macrocephaly, Global developmental delay, Autistic behavior, Organic aciduria)

HPOsFreeText: Apgar score of 9

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Parents are non-consanguineous though grandfathers were from neighboring villages, Older brother is healthy, Proband is confirmed homozygous via parental testing

CasePreviousTesting: Biochemical tests included urinary organic acid analysis, amino acid analysis, transaminases, transferrin isoforms, phosphoribosylaminoimidazole-succinocarboxamide (SAICAr), and D-arabinitol; Urinary organic acids analysis by GC-MS was performed repeatedly and revealed N-acetylated derivatives of methionine, glutamic acid, alanine, and glycine in large amounts, as well as leucine, valine, and isoleucine in smaller amounts with brother and parent analysis being unremarkable

CaseGenotypingMethod: PCR amplification and bidirectional sequencing of all exons and exon-intron boundaries was performed on genomic DNA.

Variant: NM_000666.3(ACY1):c.1057C>T (p.Arg353Cys)

ClinVar: 18110 https://www.ncbi.nlm.nih.gov/clinvar/variation/18110/

gnomAD: 0.004135 (4 homozygotes), https://gnomad.broadinstitute.org/variant/3-52022837-C-T

CaseOS-120_II-1: Female, Birth onset, German/Italian

CasePresentingHPOs: HP:0001992, HP:0011343 (Organic aciduria, Moderate global developmental delay)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Younger brother is unaffected; Proband is confirmed compound heterozygous as mother is heterozygous for R353C but father is unavailable

CasePreviousTesting: GS-MS analysis identified urinary organic acids dominated by N-aceylated AAs, supported by NMR spectroscopy of urine samples with serum samples being negative; Values of excreted AAs are in Table 1; Neuropediatric evaluation performed

CaseGenotypingMethod: Genomic DNA was extracted from blood samples or after EBV transformation of peripheral blood lymphocytes. Exons and exon-intron boundaries were amplified and bidirectionally sequenced.

Variant1: NM_000666.3(ACY1):c.699A>C (p.Glu233Asp)

ClinVar: 18111, https://www.ncbi.nlm.nih.gov/clinvar/variation/18111/

gnomAD: 0.0001846, https://gnomad.broadinstitute.org/variant/3-52021204-A-C

Variant2: NM_000666.3(ACY1):c.1057C>T (p.Arg353Cys)

ClinVar: 18110, https://www.ncbi.nlm.nih.gov/clinvar/variation/18110/

gnomAD: 0.004135 (4 homozygotes), https://gnomad.broadinstitute.org/variant/3-52022837-C-T

CaseOS-146_II-1: Male, 5 yrs report, Romani

CasePresentingHPOs: HP:0001992, HP:0000954, HP:0000431, HP:0000316, HP:0040194, HP:0004322, HP:0001250, HP:0010819, HP:0032792, HP:0002121, HP:0000752, HP:0002342 (Organic aciduria, Single transverse palmar crease, Wide nasal bridge, Hypertelorism, Increased head circumference, Short stature, Seizure, Atonic seizure, Tonic seizure, Generalized non-motor (absence) seizure, Hyperactivity, Moderate Intellectual disability)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Parents are healthy consanguineous cousins, Two cousins and a niece of the mother have epilepsy, Proband is homozygous for this variant

CasePreviousTesting: Routine urine screening for organic acidurias by gas chromatography–mass spectrometry showed markedly increased urinary excretion of several N-acetylated amino acids; Cerebral MRI was normal at the ages of 17 months and 2.5 years

CaseGenotypingMethod: PCR-amplification and bidirectional sequencing of all exons and exon-intron boundaries was performed on genomic DNA.

Variant: NM_000666.3(ACY1):c.1057C>T (p.Arg353Cys)

ClinVar: 18110 https://www.ncbi.nlm.nih.gov/clinvar/variation/18110/

gnomAD: 0.004135 (4 homozygotes), https://gnomad.broadinstitute.org/variant/3-52022837-C-T

Case1: Female, Mixed, Birth onset

CasePresentingHPOs: HP:0001508, HP:0000252, HP:0002076, HP:0002018, HP:0002013, HP:0011342, HP:0000750, HP:0001270, HP:0007018 (Failure to thrive, Microcephaly, Migraine, Nausea, Emesis, Mild global developmental delay, Delayed speech and language development, Motor delay, Attention deficit hyperactivity disorder)

HPOsFreeText: Seizure-like episodes, Persistent head tilting, Symptoms impreoved over time

CaseNotHPOs: HP:0001252 (Muscular hypotonia)

NotHPOsFreeText: No brain MRI abnormalities

CaseAddInfo: Parents are non-consanguineous

CasePreviousTesting: Born at full term after a pregnancy complicated by maternal hypertension with no postnatal complications; Elevated levels of plasma 2-aminoadipate (37 μmol/L, nl < 4) with elevated 2-ketoadipate (434 mmol/mol creatinine, nl < 2) and 2-hydroxyadipate (28 mmol/mol creatinine, nl < 2) in urine; Electroencephalogram, magnetic resonance imaging, and magnetic resonance angiogram of the brain were unremarkable

CaseGenotypingMethod: Whole exome sequencing was performed as a trio with both parents. Identified DHTKD1 mutations were evaluated for possible effects and filtered for frequencies and predicted pathogenicity. No other candidate genes were found during the WES analysis for either patient sequenced.

Variant1: NM_018706.6:c.2143C>T (p.Arg715Cys)

ClinVar: 242503 https://www.ncbi.nlm.nih.gov/clinvar/variation/242503/

gnomAD: 0.0002007, https://gnomad.broadinstitute.org/variant/10-12150003-C-T

Variant2: NM_018706.6(DHTKD1):c.2185G>A (p.Gly729Arg)

ClinVar: 39564 https://www.ncbi.nlm.nih.gov/clinvar/variation/39564/

gnomAD: 0.002748, https://gnomad.broadinstitute.org/variant/10-12154929-G-A

CaseII-2: Female, Japanese, 4 years death

CasePresentingHPOs: HP:0001290, HP:0001263, HP:0002453, HP:0004372, HP:0001942, HP:0045011, HP:0002339, HP:0002138, HP:0002795, HP:0007695, HP:0008000, HP:0001635, HP:0001942 (Generalized hypotonia, Developmental delay, Abnormality of the globus pallidus, Lowered consciousness, Metabolic acidosis, Decreased urine bicarbonate concentration, Abnormality of the caudate nucleus, Subarachnoid hemorrhage, Abnormal respiration, Abnormal pupillary light reflex, Decreased corneal reflex, Heart failure, Metabolic acidosis)

HPOsFreeText: Her birth weight was 2714 g, She measured 44 cm (− 2.6 SD) in length, Had an occipitofrontal circumference of 32.5 cm (− 0.5 SD), Could hold her head up at 5 months and roll over at 10 months, Febrile illness at 15 months, Required ventilator support, Absence of brain activity, Auditory brainstem response audiometry showed no response

CaseNotHPOs: HP:0009782, HP:0001250, HP:0001332 (Aplasia/Hypoplasia of the biceps, Seizures, Dystonia)

NotHPOsFreeText:

CaseAddInfo: Parents are nonconsanguineous, Older sister of patient II-2 who is also homozygous for the mutation and has the disorder, Parents are confirmed heterozygous for the mutation

CasePreviousTesting: Lactate and pyruvate levels in arterial blood (16.5 mg/dL and 1.48 mg/dL, respectively; normal range: 5–20 mg/dL and 0.3–0.9 mg/dL, respectively) and cerebrospinal liquor (13.5 mg/dL and 1.12 mg/dL, respectively; normal range: 9.1–18.8 mg/dL and 0.26–1.32 mg/dL, respectively) were almost normal, Arterial blood ketone bodies, pH, pCO2, and base excess were (8700 μmol/L; normal range: < 130 μmol/L), 7.051, 6.7 mm Hg, and − 26.9 mEq/L, respectively, CSF lactate at 1.5 (< 2.0 mmol/L reference)

CaseGenotypingMethod: Whole exome analysis was performed on the parents and the proband. Afterwards, genomic DNA was extracted from peripheral blood leukocytes and targeted sequences were amplified and sequenced. All SNVs and Indels were evaluated and filtered to confirm the mutations. Afterwards, after identifying the exon 4 mutation, a DNA segment was amplified via PCR and sequenced to confirm these findings.

Variant: NM_014362.3:c.287C>A (p.Ala96Asp)

CAID: CA349896230 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_014362.3%3Ac.287C%3EA

gnomAD: Not in gnomAD

Case1: Male, 3 months onset, Pakistan,

CasePresentingHPOs: HP:0002376, HP:0008947, HP:0001336, HP:0002197, HP:0002490, HP:0012240, HP:0002572, HP:0000737, HP:0002360, HP:0002453, HP:0002352, HP:0002283, HP:0001332, HP:0002871, HP:0000648, HP:0000365, HP:0000252 (Developmental regression, Infantile hypotonia, Myoclonic jerks, Generalized seizures, Increased CSF lactate, Increased muscle lipid droplets, Episodic vomiting, Irritability, Sleep disturbance, Abnormality of the globus pallidus, Leukoencephalopathy, Global brain atrophy, Dystonia, Central apnea, Optic atrophy, Hearing loss, Microcephaly)

HPOsFreeText: Born at term weighing 3.2 kg, Loss of smile

CaseNotHPOs: HP:0002151, HP:0003200, HP:0003688, HP:0010663, HP:0006846 (Increased serum lactate, Ragged-red fibres, Cytochrome C oxidase-negative muscle fibers, Abnormality of thalamus morphology, Acute encephalopathy)

NotHPOsFreeText: N/A

CaseAddInfo: Parents were distantly related, Died at 3 years, Has a younger brother with the same variant, Has a family history of neurological/neuromuscular disorders, Variant was confirmed by parental testing

CasePreviousTesting: At 8 months Nissen fundoplication was performed because of persistent vomiting, Mildly elevated CSF lactate at 2.2 mmol/l (reference range <2 mmol/l) at 8 months, with a normal venous blood lactate of 1.7 mmol/l (reference range < 1.8 mmol/l), Complex I at 0.068 (Reference; 0.104-0.268 ratio to citrate synthase activity), Complexes II + III at 0.010 (0.040-0.204 ratio to citrate synthase activity), Complex IV (COX) at 0.010 (0.014-0.034 ratio to citrate synthase activity)

CaseGenotypingMethod: Genomic DNA was extracted from skin fibroblasts. Exons and flanking intronic sequences of HIBCH was sequenced after PCR amplification. Sequence data was compared to the reference sequence and filtered for variants.

Variant: NM_014362.3:c.950G>A (p.Gly317Glu)

ClinVar: 187864 https://www.ncbi.nlm.nih.gov/clinvar/variation/187864/

gnomAD: Not in gnomAD

Families 1 and 2

NKX6-2: c.121A>T; p.Lys41∗ (NM_177400.2) absent from gnomAD and has not previously been linked to human phenotypes.

Case: Bolino Proband 2 (Case 25 in PMID:10677858), female, reported at 5yo, symptom onset at 2yo

CasePresentingHPOs: HP:0001270, HP:0030319, HP:0008959, HP:0008994, HP:0009053, HP:0002522, HP:0003474, HP:0000218, HP:0001761, HP:0003447, HP:0012447 (motor delay, facial weakeness, distal upper limb muscle weakness, proximal lower limb muscle weakness, distal lower limb muscle weakness, lower limb areflexia, sensory impairment, high palate, pes cavus, axonal loss, abnormal myelination)

HPOsFreeText: walked at 17mo, tendon reflexes absent in lower limbs but present in upper limbs, sensory action potential absent in all nerves tested , CMAPs had small amplitude and temporal dispersion in upper limbs and were not detectable in lower limbs, EMG of tibialis anterior showed neurogenic features, presence of myelin loops and excessive outfolding, thick and irregular myelin sheaths

NotHPOs: HP:0003383 (onion bulb formation)

CountryOrigin: Saudi Arabia

PreviouslyPublished: 10677858

FamilyInfo: consanguineous family

GenotypingMethod: RT-PCR of RNA from patient lymphoblastoid cell line, available family members analyzed and segregation of variant with disease confirmed in pedigree

Variant 1: NM_003912.1:c.1480_1593del

ClinVar: 637472, https://www.ncbi.nlm.nih.gov/clinvar/variation/637472/

gnomAD: absent

Variant 2: NM_016156.5(MTMR2):c.826G>T (p.Glu276Ter)

ClinVar: 6233, https://www.ncbi.nlm.nih.gov/clinvar/variation/6233/

gnomAD: absent

ScoringNotes: both variants stated to be homozygous on same allele, assume variants in trans

Case: Bolino Proband 1 (proband 1945), male, reported at 4yo, symptom onset at 42mo

CasePresentingHPOs: HP:0001349, HP:0003701, HP:0001284, HP:0001288, HP:0003474, HP:0003693, HP:0003722, HP:0003391, HP:0001761, HP:0003383, HP:0012447 (bilateral facial weakness, proximal muscle weakness, areflexia, abnormal gait, sensory impairment, distal limb muscle atrophy, neck flexor weakness, Gower's sign, pes cavus, onion bulb formation, abnormal myelination)

HPOsFreeText: walked at 14mo, eyes reported to be normal, gait - bilateral steppage, pes equinovarus deformity of both feet, frequent falling, had normal early motor milestones, bilateral pes cavus with retraction of Achille's tendon, intellectually normal. Laboratory testing normal: full blood count, fasting blood glucose, serum electrolytes, creatine kinase, lactic acid, urinary organic acids, serum and urine carnitine, EEG, ECG, and liver echography, segmental demyelination in 92% of fibers, redundant loops of myelin sheath irregularly arrayed near axon, muscle biopsy of rectus femoris showed atrophic and angulated fibers in clusters and large type grouping, lipid accumulation

Median nerve conduction studies: compound motor action potential = 4.6uV, distal motor latency = 7.8msec, sensory action potential = 3.3uV, motor nerve conduction velocity = 17msec, sensory nerve conduction velocity = 18msec

Peroneal nerve conduction studies: compound motor action potential = 0.21uV, distal motor latency = 7.8msec, motor nerve conduction velocity = 14

Sural nerve conduction studies: sensory action potential = no response, sensory nerve conduction velocity = no response

CountryOrigin: Italy

FamilyInfo: consanguineous family, parents reported to be normal at clinical and electrophysiological exams

PreviouslyPublished: PMID:10673338, PMID:8817346, PMID: 8628474, PMID: 8017168

GenotypingMethod: RT-PCR of RNA from patient lymphoblastoid cell line, available family members analyzed and segregation of variant with disease confirmed in pedigree - PMID:8817346 - homozygosity mapping and haplotype sharing through microsatellite and linkage analysis

Variant: NM_016156.5(MTMR2):c.1276C>T (p.Gln426Ter) homozygous

ClinVar: 6231, https://www.ncbi.nlm.nih.gov/clinvar/variation/6231/

gnomAD: 0.000007085, https://gnomad.broadinstitute.org/variant/11-95578227-G-A

Case3: Female, Italy, 7 yrs report

CasePresentingHPOs: HP:0003798, HP:0003325, HP:0001270, HP:0002093, HP:0002650, HP:0002355, HP:0003324, HP:0001283, HP:0003306 (Nemaline bodies, Limb-girdle muscle weakness, Motor delay, Respiratory impairment, Scoliosis, Difficulty walking, Generalized muscle weakness, Bulbar palsy, Spinal rigidity)

HPOsFreeText: Semi-solid diet

CaseNotHPOs: HP:0003560, HP:0003715, HP:0001627, HP:0000602, HP:0001557, HP:0001290 (Muscular dystrophy, Myofibrillar myopathy, Cardiac abnormality, Ophthalmoplegia, Prenatal movement abnormality, Hypotonia)

NotHPOsFreeText: Congenital myasthenic syndromes

CaseAddInfo: Intermediate NM presentation, Parental segregation was confirmed, Variant 2 creates a new splicing donor site and activates an upstream acceptor site which partially expresses intron 125 and causes a premature termination codon

CasePreviousTesting: ACTA1, TPM2 and TPM3 mutations were ruled out via amplification and direct sequencing

CaseGenotypingMethod: Genomic DNA was extracted from peripheral blood leukocytes or fibroblasts. 183 exons of NEB, the relative introns, and the full promoter region was captured via litigation-mediated PCR and high-throughput sequencing of resulting fragments. These were then aligned and filtered for inheritance and pathogenicity. Variants were evaluated for amino acid conservation and confirmed by Sanger sequencing.

Variant1: NM_001271208.2:c.24559C>T (p.Arg8187Ter)

ClinVar: 496135 https://www.ncbi.nlm.nih.gov/clinvar/variation/496135/

gnomAD: Not in gnomAD

Variant2: NM_001271208.1:c.19429-381_19429-379delinsA (p.=)

CAID: CA913203565 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913203565

gnomAD: Not in gnomAD

Case2: Male, Italy, Birth onset

CasePresentingHPOs: HP:0003798, HP:0002033, HP:0003325, HP:0001558, HP:0001270, HP:0002093, HP:0000194, HP:0006830, HP:0003701, HP:0002650, HP:0003458 (Nemaline bodies, Poor suck, Limb-girdle muscle weakness, Decreased fetal movement, Motor delay, Respiratory impairment, Open mouth, Congenital hypotonia, Proximal muscle weakness, Scoliosis, EMG: myopathic abnormalities)

HPOsFreeText: Wheelchair dependent

CaseNotHPOs: HP:0003560, HP:0003715, HP:0001627, HP:0000602, HP:0001283, HP:0003306 (Muscular dystrophy, Myofibrillar myopathy, Cardiac abnormality, Ophthalmoplegia, Bulbar palsy, Spinal rigidity)

NotHPOsFreeText: Congenital myasthenic syndromes

CaseAddInfo: Intermediate NM presentation, Parental segregation was confirmed

CasePreviousTesting: ACTA1, TPM2 and TPM3 mutations were ruled out via amplification and direct sequencing

CaseGenotypingMethod: Genomic DNA was extracted from peripheral blood leukocytes or fibroblasts. 183 exons of NEB, the relative introns, and the full promoter region was captured via litigation-mediated PCR and high-throughput sequencing of resulting fragments. These were then aligned and filtered for inheritance and pathogenicity. Variants were evaluated for amino acid conservation and confirmed by Sanger sequencing.

Variant1: NM_001164507.1:c.17737-2A>T (p.=)

CAID: CA348804839 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvsOrDescriptor=NM_001271208.2%3Ac.17737-2A%3ET

gnomAD: Not in gnomAD

Variant2: NM_001271208.1:c.21423del (p.Lys7141Asnfs*23)

CAID: CA913203564 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913203564

gnomAD: Not in gnomAD

Case1: Male, Birth onset

CasePresentingHPOs: HP:0008936, HP:0002058, HP:0200096, HP:0000218, HP:0000774, HP:0005957, HP:0001290, HP:0001284, HP:0002938, HP:0003324, HP:0009046, HP:0008994, HP:0009027, HP:0003722, HP:0002650, HP:0000278, HP:0001724, HP:0002792, HP:0002877, HP:0003557, HP:0100299, HP:0003803 (Muscular hypotonia of the trunk, Myopathic facies, Triangular-shaped open mouth, High-arched palate, Narrow chest, Abnormal breathing, Generalized hypotonia, Areflexia, Exaggerated lumbar lordosis, Generalized muscle weakness, Difficulty running, Proximal muscle weakness in lower limbs, Foot dorsiflexor weakness, Neck flexor weakness, Scoliosis, Retrognathia, Aortic dilatation, Reduced vital capacity, Nocturnal hypoventilation, Increased variation in fiber size, Muscle fiber inclusion bodies, Type 1 muscle fiber predominance)

HPOsFreeText: Crawled at age 10 months and walked independently at age 15 months, Inability to jump, PVC was 37% of predicted, BiPAP commenced at age 20, Cap-like structures

CaseNotHPOs: HP:0003115, HP:0003798 (Abnormal ECG, Nemaline bodies)

NotHPOsFreeText: N/A

CaseAddInfo: No family history of muscle weakness, Variant is de novo and confirmed absent in the parents

CasePreviousTesting: Tested caps appeared pale on all myosin ATPase stains and dark on Gomori Trichrome and NADH stains and were strongly reactive for troponin T, α-actinin-2, myotilin, tropomyosin, actin and desmin by immunoperoxidase, No positive staining for neonatal or embryonic myosin isoforms, Large regions of disorganised thin filament structures containing Z band remnants were present in subsarcolemmal positions

CaseGenotypingMethod: Bidirectional sequencing on TPM2 and TPM3 for all exons and exon-intron boundaries was performed using genomic DNA.

Variant: NM_152263.4(TPM3):c.502C>T (p.Arg168Cys)

ClinVar: 12454 https://www.ncbi.nlm.nih.gov/clinvar/variation/12454/

gnomAD: Not in gnomAD

CaseIV-3: Female, 5 years, Turkey

CasePresentingHPOs: HP:0004912, HP:0004322, HP:0002970 (Hypophosphatemic rickets, Short stature, Genu varum)

HPOsFreeText: -3.33 standard deviation score

CaseNotHPOs: HP:0000083, HP:0002024, HP:0001947 (Renal failure, Malabsorption, Renal tubular acidosis)

NotHPOsFreeText: Other tubulopathies that cause secondary hypophosphatemia, Vitamin D-dependent rickets type 1 and 2

CaseAddInfo: Variant is asserted de novo and confirmed with parental testing, Variant is a splice donor-site mutation that skips exon 14

CasePreviousTesting: Calcium levels (9.4 mg/dL), Decreased serum phosphate levels (2.0 mg/dL; reference 3.7-5.6), Elevated serum ALP (559 IU/L; reference 90-325), 25OHD3 levels (28.3 ng/ml), 1,25(OH)2D3 levels (N/A pg/mL), PTH levels (138 ng/L), TPR levels (79.6), Decreased TmP/GFR levels (1.59; reference 2.9-6.1)

CaseGenotypingMethod: Genomic DNA was isolated from peripheral blood leukocytes, amplified, and directly sequenced in all the coding exons and intron-exon boundaries of PHEX. If no mutations were found, FGF23 followed by consecutive analysis of DMP1, ENPP1, CLCN5, SLC34A3 and SLC34A1 was performed. Significance of found mutations was predicted by computational programs and sorted.

Variant: NM_000444.5:c.1586+2T>G

CAID: CA412575011 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000444.5%3Ac.1586%2B2T%3EG

gnomAD: Not in gnomAD

CaseXIV-3: Female, 2.7 years, Turkey

CasePresentingHPOs: HP:0004912, HP:0004322, HP:0002970 (Hypophosphatemic rickets, Short stature, Genu varum)

HPOsFreeText: -2.01 standard deviation score

CaseNotHPOs: HP:0000083, HP:0002024, HP:0001947 (Renal failure, Malabsorption, Renal tubular acidosis)

NotHPOsFreeText: Other tubulopathies that cause secondary hypophosphatemia, Vitamin D-dependent rickets type 1 and 2

CaseAddInfo: Proband's mother shares the mutation and disease, Variant is at a splice donor site in intron 12

CasePreviousTesting: Calcium levels (9.4 mg/dL), Decreased serum phosphate levels (2.2 mg/dL; reference 3.8-6.5), Elevated serum ALP (364 IU/L; reference 90-325), 25OHD3 levels (27 ng/ml), PTH levels (49 ng/L), TPR levels (75), Decreased TmP/GFR levels (1.65; reference 2.9-6.1)

CaseGenotypingMethod: Genomic DNA was isolated from peripheral blood leukocytes, amplified, and directly sequenced in all the coding exons and intron-exon boundaries of PHEX. If no mutations were found, FGF23 followed by consecutive analysis of DMP1, ENPP1, CLCN5, SLC34A3 and SLC34A1 was performed. Significance of found mutations was predicted by computational programs and sorted.

Variant: NM_000444.5:c.1404+1del

CAID: CA913187413 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913187413

gnomAD: Not in gnomAD

CaseIX-3: Male, 2.1 years, Turkey

CasePresentingHPOs: HP:0004912, HP:0002970 (Hypophosphatemic rickets, Genu varum)

HPOsFreeText: -0.75 standard deviation score

CaseNotHPOs: HP:0000083, HP:0002024, HP:0001947 (Renal failure, Malabsorption, Renal tubular acidosis)

NotHPOsFreeText: Other tubulopathies that cause secondary hypophosphatemia, Vitamin D-dependent rickets type 1 and 2

CaseAddInfo: Proband is hemizyogus for this mutation, Variant is a splice donor site at intron 4

CasePreviousTesting: Calcium levels (10.1 mg/dL), Decreased serum phosphate levels (2.6 mg/dL; reference 3.8-6.5), Elevated serum ALP (827 IU/L; reference 90-325), 25OHD3 levels (32.3 ng/ml), PTH levels (107.1 ng/L), TPR levels (74), Decreased TmP/GFR levels (1.92; reference 2.9-6.1)

CaseGenotypingMethod: Genomic DNA was isolated from peripheral blood leukocytes, amplified, and directly sequenced in all the coding exons and intron-exon boundaries of PHEX. If no mutations were found, FGF23 followed by consecutive analysis of DMP1, ENPP1, CLCN5, SLC34A3 and SLC34A1 was performed. Significance of found mutations was predicted by computational programs and sorted.

Variant: NM_000444.5:c.436+1G>T

CAID: CA412571215 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000444.5%3Ac.436%2B1G%3ET

gnomAD: Not in gnomAD

CaseXV-3: Female, 3.3 years, Turkey

CasePresentingHPOs: HP:0004912, HP:0004322, HP:0002970 (Hypophosphatemic rickets, Short stature, Genu varum)

HPOsFreeText: -3.04 standard deviation score

CaseNotHPOs: HP:0000083, HP:0002024, HP:0001947 (Renal failure, Malabsorption, Renal tubular acidosis)

NotHPOsFreeText: Other tubulopathies that cause secondary hypophosphatemia, Vitamin D-dependent rickets type 1 and 2

CaseAddInfo: Variant is de novo and is confirmed by parental testing

CasePreviousTesting: Calcium levels (9.4 mg/dL), Decreased serum phosphate levels (2.9 mg/dL; reference 3.8-6.5), Elevated serum ALP (677 IU/L; reference 90-325), 25OHD3 levels (107 ng/ml), 1,25(OH)2D3 levels (54.2 pg/mL), PTH levels (79.3 ng/L), TPR levels (83.4), Decreased TmP/GFR levels (2.8; reference 2.9-6.1)

CaseGenotypingMethod: Genomic DNA was isolated from peripheral blood leukocytes, amplified, and directly sequenced in all the coding exons and intron-exon boundaries of PHEX. If no mutations were found, FGF23 followed by consecutive analysis of DMP1, ENPP1, CLCN5, SLC34A3 and SLC34A1 was performed. Significance of found mutations was predicted by computational programs and sorted.

Variant: NM_000444.5:c.1206del (p.Gln402Hisfs*6)

CAID: CA913187414 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913187414

gnomAD: Not in gnomAD

CA2860239Allele Registry

Case9: Female, 32 yrs report, France

CasePresentingHPOs: HP:0002421, HP:0002205, HP:0003551, HP:0003701, HP:0002460, HP:0000467, HP:0003391, HP:0001488, HP:0002751, HP:0003202, HP:0003782, HP:0005997, HP:0003803, HP:0003755 (Poor head control, Recurrent respiratory infections, Difficulty climbing stairs, Proximal muscle weakness, Distal muscle weakness, Neck muscle weakness, Gowers sign, Bilateral ptosis, Kyphoscoliosis, Skeletal muscle atrophy, Eunuchoid habitus, Neck flexion contracture, Type 1 muscle fiber predominance, Type 1 fibers relatively smaller than type 2 fibers)

HPOsFreeText: Noninvasive BiPAP from 19 yrs, Type 2B fibers absent

CaseNotHPOs: HP:0003798, HP:0030177 (Nemaline bodies, Abnormal nerve conduction study)

NotHPOsFreeText: N/A

CaseAddInfo: Variant is de novo with parental testing confirmation

CasePreviousTesting: Patients were diagnosed with CFTD via clinical notes and muscle biopsies at pathology centers throughout Australia and several international centers.

CaseGenotypingMethod: Two methods were used for genotyping. In 16 patients, the 10 exons spliced onto the muscle-specific isoform of TPM3 were bidirectionally sequenced from genomic DNA. For the other 7 patients, complementary DNA was generated from patient muscle and isoform-specific primers were used to sequence the transcript. Paternity was confirmed in isolated patients using microsatellite markers.

Variant: NM_152263.4(TPM3):c.502C>T (p.Arg168Cys)

ClinVar: 12454 https://www.ncbi.nlm.nih.gov/clinvar/variation/12454/

gnomAD: Not in gnomAD

Case3: Male, 8 yrs onset, Australia

CasePresentingHPOs: HP:0009046, HP:0003701, HP:0003722, HP:0001488, HP:0002938, HP:0010628, HP:0030877, HP:0003803, HP:0003755 (Difficulty running, Proximal muscle weakness, Neck flexor weakness, Bilateral ptosis, Lumbar hyperlordosis, Facial palsy, Obstructive deficit on pulmonary function testing, Type 1 muscle fiber predominance, Type 1 fibers relatively smaller than type 2 fibers)

HPOsFreeText: Type 2B fibers absent

CaseNotHPOs: HP:0003798, HP:0030177, HP:0003391 (Nemaline bodies, Abnormal nerve conduction study, Gowers sign)

NotHPOsFreeText: N/A

CaseAddInfo: Variant is likely de novo, but there is no parental testing to confirm

CasePreviousTesting: Patients were diagnosed with CFTD via clinical notes and muscle biopsies at pathology centers throughout Australia and several international centers.

CaseGenotypingMethod: Two methods were used for genotyping. In 16 patients, the 10 exons spliced onto the muscle-specific isoform of TPM3 were bidirectionally sequenced from genomic DNA. For the other 7 patients, complementary DNA was generated from patient muscle and isoform-specific primers were used to sequence the transcript. Paternity was confirmed in isolated patients using microsatellite markers.

Variant: NM_152263.4(TPM3):c.502C>G (p.Arg168Gly)

ClinVar: 12453 https://www.ncbi.nlm.nih.gov/clinvar/variation/12453/

gnomAD: Not in gnomAD

Case2: Male, 6 yrs report

CasePresentingHPOs: HP:0001252, HP:0002194, HP:0001324, HP:0002355, HP:0009046, HP:0008376, HP:0002788, HP:0004396, HP:0001824, HP:0002058, HP:0003691, HP:0002938, HP:0001763, HP:0001290, HP:0001284, HP:0003722, HP:0003391, HP:0003557, HP:0003803, HP:0003715 (Muscular hypotonia, Delayed gross motor development, Muscle weakness, Difficulty walking, Difficulty running, Nasal and dysarthic speech, Recurrent upper respiratory tract infections, Poor appetite, Weight loss, Myopathic facies, Scapular winging, increased lumbar lordosis, Pes planus, Decreased muscle tone, Areflexia, Neck flexor weakness, Gowers sign, Increased fiber size variation, Type 1 muscle fiber predominance, Myofibrillar myopathy)

HPOsFreeText: Walk unsupported at 17 months, Abnormal, partly irregular, and coarse-meshed intermyofibrillar network, Cap structures, Jagged z-lines

CaseNotHPOs: HP:0001263, HP:0010862, HP:0001371, HP:0002650, HP:0003115, HP:0002877, HP:0002792, HP:0003798 (Global developmental delay, Delayed fine motor development, Joint contracture, Scoliosis, Abnormal EKG/ECG, Nocturnal hypoventilation, Reduced vital capacity, Nemaline bodies)

NotHPOsFreeText: N/A

CaseAddInfo: Healthy parents, Normal pregnancy, delivery, and neonatal period, Variant is de novo

CasePreviousTesting: Laboratory investigations, including muscle enzymes, have been normal, MYH1, ACTA1, MYH2, MYH7, and TPM3 were all sequenced with negative results.

CaseGenotypingMethod: PCR and sequencing analysis were performed on genomic DNA, specifically the entire coding sequence of TPM2. A PCR fragment of exon 2 of TPM2 was sequenced in both parents with negative results.

Variant: NM_003289.3:c.154_156dup (p.Gly52dup)

ClinVar: 140485 https://www.ncbi.nlm.nih.gov/clinvar/variation/140485/

gnomAD: Not in gnomAD

Case1: Male, 42 yrs report

CasePresentingHPOs: HP:0002359, HP:0003324, HP:0002515, HP:0003391, HP:0003273, HP:0000098, HP:0002751, HP:0003691, HP:0000465, HP:0002792, HP:0001620, HP:0001284, HP:0003458, HP:0003557, HP:0003803, HP:0003715 (Frequent falls, Diffuse muscle weakness, Waddling gait, Gowers sign, Hip contracture, Tall stature, Kyphoscoliosis, Scapular winging, Webbed neck, Reduced vital capacity, High-pitched voice, Areflexia, EMG: myopathy, Increased fiber size variation, Type 1 muscle fiber predominance, Myofibrillar myopathy)

HPOsFreeText: Uncomplicated pregnancy and delivery, Difficulty sitting at 8 months, Inability to walk longer distances and must use a wheelchair outdoors at 15 yrs, Extreme gracility of the limb and trunk muscles, Partly irregular and abnormally coarse-meshed pattern of the intermyofibrillar network, Cap structures, Loss of thick filaments, Thickened fragments of Z-bands

CaseNotHPOs: HP:0008947, HP:0010628, HP:0040081, HP:0011675, HP:0003798 (Infantile muscular hypotonia, Facial muscle weakness, Abnormal levels of creatine kinase in blood, Arrhythmia, Nemaline bodies)

NotHPOsFreeText: N/A

CaseAddInfo: Healthy parents and two healthy brothers, Mutation is de novo

CasePreviousTesting: N/A

CaseGenotypingMethod: PCR and sequencing analysis were performed on genomic DNA, specifically the entire coding sequence of TPM2. A PCR fragment of exon 2 of TPM2 was sequenced in both parents and a sibling with negative results.

Variant: NM_003289.3:c.142_144delAAG (p.Lys49del)

ClinVar: 12466 https://www.ncbi.nlm.nih.gov/clinvar/variation/12466/

gnomAD: Not in gnomAD

Case2: Male, Spain, Birth onset

CasePresentingHPOs: HP:0003722, HP:0001324, HP:0000297, HP:0003701, HP:0001252, HP:0001284, HP:0001283, HP:0002540, HP:0002307, HP:0000218, HP:0011471, HP:0002460, HP:0002650, HP:0006466 (Neck flexor weakness, Nemaline bodies, Muscle weakness, Facial hypotonia, Proximal muscle weakness, Muscular hypotonia, Areflexia, Bulbar palsy, Inability to walk, Drooling, High palate, PEG-fed in infancy, Distal muscle weakness, Respiratory insufficiency, Scoliosis)

HPOsFreeText: Bimodal communication, Wheelchair dependence, Mechanic ventilation

CaseNotHPOs: HP:0001249, HP:0001627, HP:0002093, HP:0001382, HP:0003798, HP:0002307 (Ophthalmoplegia, Intellectual disability, cardiac abnormality, Ankle contracture, Joint hypermobility, Drooling)

NotHPOsFreeText: Cephalic support, Sedestation

CaseAddInfo: Severe variant, Paternity/maternity was confirmed, Variant 2 is predicted to be likely benign due to the population frequency and it not being located in any binding sites however no other mutations were found (including CNVs)

CasePreviousTesting: N/A

CaseGenotypingMethod: A research panel with 751 genes relating to neurological disorders, including the coding and intronic flanking regions of ACTA1, CFL2, KBTBD13, NEB, TNNT1, TNNT3, TPM2 and TPM3, was used to locate any variants in the proband. These variants were then prioritized and confirmed by Sanger sequencing in the probands and their relatives.

Variant1: NM_001271208.2:c.21076C>T (p.Arg7026Ter)

ClinVar: 190457 https://www.ncbi.nlm.nih.gov/clinvar/variation/190457/

gnomAD: European (non-Finnish) 5.343e-5, Overall 3.233e-5 https://gnomad.broadinstitute.org/variant/2-152394412-G-A

Variant2: NM_001271208.2:c.23372T>C (p.Met7791Thr)

ClinVar: 167328 https://www.ncbi.nlm.nih.gov/clinvar/variation/167328/

gnomAD: Ashkenazi Jewish 0.01744, Overall 1.605e-3 https://gnomad.broadinstitute.org/variant/2-152369326-A-G

Case4: Female, Austria, 30 yrs report

CasePresentingHPOs: HP:0010628, HP:0002015, HP:0040288, HP:0001260, HP:0003690 (Facial weakness, Swallowing difficulties, Nasogastric tube feeding, Dysarthric speech, Limb weakness)

HPOsFreeText: 8/9/9 Apgar score

CaseNotHPOs: HP:0002015, HP:0002540, , HP:0002098, HP:0002650 (Swallowing difficulties, Non-ambulatory, Respiratory distress, Scoliosis)

NotHPOsFreeText: N/A

CaseAddInfo: N/A

CasePreviousTesting: N/A

CaseGenotypingMethod: Next generation sequnecing-based panel analysis detected the below variants in LMOD3.

Variant: NM_198271.4:c.1648C>T (p.Leu550Phe)

ClinVar: 374498 https://www.ncbi.nlm.nih.gov/clinvar/variation/374498/

gnomAD: Not in gnomAD

Case#: 4, female, 5 days (onset), 3 y 11 mo (current), Chinese

CasePresentingHPOs: HP: 0008344. HP: 0012088, HP: 0001279, HP:0001254, HP: 0011968, HP: 0001942, HP: 001276, HP: 0002543, HP: 0011344 (elevated A keto acids in urine, abnormal urinary odor, unconsciousness, lethargy, feeding difficulties, metabolic acidosis, hypertonia, abnormal globus pallidus, severe global developmental delay)

HPOsFreeText: liver damage, blood ammomia: 129 uM, Hemoglobin: 59 g/L, Leucin: 1155.27 uM, Valine: 848.19 uM, Isoleucine: 374.34 uM, Alloisoleucine: 128.73 uM

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: unsure whether cis or trans

CasePreviousTesting: same as group

CaseMethod1: same as group

CaseMethod2: same as group

CaseGenotypingMethod: same as group

Variant: NM_000709.3:c.178G>T (p.Glu60Ter), NM_000709.3c.491T>C (p.Leu164Pro),

ClinVar: n/a

CAID: CA406004676, CA406010453

gnomAD: not found

PMID 28321846

Gene: PAX6

Variant NM_001368894.2:c.-128-2del

Disease: Ocular dysgenesis

InheritancePattern: AD

Disease PAX6-related ocular dysgenesis MONDO:0800183

Proband 26.03 and apparently de novo

genotypes in table S2

Case7: Male, 13 yrs report

CasePresentingHPOs: HP:0001288, HP:0003701, HP:0009053, HP:0000765, HP:0002650, HP:0001250, HP:0006466, HP:0003798, HP:0003803 (Abnormal gait, Proximal limb weakness, Distal lower limb muscle weakness, Abnormality of the chest, Scoliosis, Epilepsy, Ankle contracture, Nemaline bodies, Type 1 muscle fiber predominance)

HPOsFreeText: Jaw contracture

CaseNotHPOs: HP:0001627 (Cardiac abnormality)

NotHPOsFreeText: N/A

CaseAddInfo: Parental testing not performed

CasePreviousTesting: ACTA1 was sequenced and returned negative.

CaseGenotypingMethod: The TPM2 gene was sequenced and variants identified. No other information is provided.

Variant: NM_003289.3:c.14_16delAGA (p.Lys7del)

ClinVar: 140486 https://www.ncbi.nlm.nih.gov/clinvar/variation/140486/

gnomAD: Not in gnomAD

Case#: Patient #6, male, 22yo

DiseaseAssertion: MPS1, Hurler-Scheie Syndrome

FamilyInfo:

CasePresentingHPOs: HP:0033834, HP:0012378, HP:0001387, HP:0006536, HP:0002719, HP:0001433, HP:0001510, HP:0007957, HP:0010535, HP:0004749, HP:0002094, HP:0000969, HP:0003541, HP:0001537, HP:0000023

CaseHPOFreeText: NYHA class IV at beginning of therapy, cardiac valve disease

CaseNotHPOs:

CaseNotHPOFreeText:

CasePreviousTesting: physical examination including history-taking, magnetic resonance imaging of the abdomen and brain, and range-of-motion measurements. Echocardiography and electrocardiography were performed at base line and at 12, 26, and 52 weeks. Corneal photographs were obtained and a skeletal survey was performed at base line and at weeks 26 and 52. A skin biopsy was performed at base line to establish cultures of fibroblasts for the determination of enzyme activity and genotyping. Biochemical studies included measurement of enzyme activity in leukocytes and brushings of buccal mucosa, urinary glycosaminoglycan excretion, and tests for serum antibodies to α-L-iduronidase.

GenotypingMethod:

PreviouslyPublished:

Variant: 236C>T, compound het with c.1727+2T>A (CA355965298)

ClinVar: 1458769

CAID:

gnomAD: n/a

SupplementalData:

Case#: Family FR-1, 30yo, male, French

DiseaseAssertion: DOA+

FamilyInfo: positive family history, but no information provided

CasePresentingHPOs: HP:0000648, HP:0000365, HP:0001251, HP:0003198, HP:0001138

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

PreviouslyPublished: n/a

GenotypingMethod: The entire OPA1-coding region and flanking exon–intron boundaries were amplified by the polymerase chain reaction (PCR) and sequenced with BigDye terminator cycle chemistries on an appropriate genetic analyser. All genetic variants were confirmed by reverse sequencing

Variant: c.1635C>G (p.S545R) aka c.1800C>G (p.S600R)

ClinVar: 30461

CAID: CA10575554

SupplementalData:

CaseP785: Male, 10 yrs onset

CasePresentingHPOs: HP:0007340, HP:0007210, HP:0002495, HP:0001639 (Lower limb muscle weakness, Lower limb amyotrophy, Impaired vibratory sensation, Hypertrophic cardiomyopathy)

HPOsFreeText: Wheelchair-bound 25 yrs

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: N/A

CasePreviousTesting: 21.8% fratraxin protein levels

CaseGenotypingMethod: See Group

Variant1: FXN, (GAA)n REPEAT EXPANSION, IVS1

ClinVar: 561195, https://www.ncbi.nlm.nih.gov/clinvar/variation/561195/

gnomAD: Not in gnomAD

Variant2: NM_000144.5:c.99del (p.Ala34ProfsTer?)

CAID: CA193369008, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA193369008

gnomAD: Not in gnomAD

CaseP585: Male, 14 yrs onset

CasePresentingHPOs: HP:0002078, HP:0001152, HP:0000639, HP:0007340, HP:0007210, HP:0002495, HP:0001639 (Truncal ataxia, Saccadic smooth pursuit, Nystagmus, Lower limb muscle weakness, Lower limb amyotrophy, Impaired vibratory sensation, Hypertrophic cardiomyopathy)

HPOsFreeText: Wheelchair-bound 22 yrs

CaseNotHPOs: HP:0000648, HP:0000365, HP:0001760, HP:0002015 (Optic atrophy, Hearing impairment, Abnormal foot morphology, Dysphagia)

NotHPOsFreeText: N/A

CaseAddInfo: N/A

CasePreviousTesting: 19.4% fratraxin protein levels

CaseGenotypingMethod: See Group

Variant1: FXN, (GAA)n REPEAT EXPANSION, IVS1

ClinVar: 561195, https://www.ncbi.nlm.nih.gov/clinvar/variation/561195/

gnomAD: Not in gnomAD

Variant2: NM_000144.5:c.354C>G (p.Tyr118Ter)

CAID: CA193385376, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA193385376

gnomAD: Not in gnomAD

Case1049: 5 yrs onset, United States, Black

CasePresentingHPOs: HP:0006785, HP:0003236 (Limb-girdle muscular dystrophy, Elevated serum creatine kinase)

HPOsFreeText: N/A

CaseNotHPOs: N/A

NotHPOsFreeText: N/A

CaseAddInfo: Affected brother, sister, and half-brother, Genotype confirmed in proband and affected brother only

CasePreviousTesting: Serum CK levels 8,000 - 18,000 UI/l; Genetic testing also included DMD, FKRP, DM1, DM2;

CaseGenotypingMethod: DNA was collected from peripheral blood or saliva samples. WES was performed and processed though a pipeline before aligning the reads and analyzing the candidate gene list for any variants using the various inheritance patterns. Screening was performed based on in silico predictors with a liberal threshold to filter variants before PCR amplification and Sanger sequencing confirmed the pathogenic mutations.

Variant1: NM_000231.2(SGCG):c.195+4_195+7del

ClinVar: 208611 https://www.ncbi.nlm.nih.gov/clinvar/variation/208611/

gnomAD: 0.00004009, https://gnomad.broadinstitute.org/variant/13-23778027-CAGTA-C

Variant2: NM_000231.2(SGCG):c.195+1G>C

ClinVar: 283707 https://www.ncbi.nlm.nih.gov/clinvar/variation/283707/

gnomAD: 0.0002004, https://gnomad.broadinstitute.org/variant/13-23778029-G-C

Case: Male, 15 yrs onset

CasePresentingHPOs: HP:0002875, HP:0001639, HP:0009073, HP:0003551, HP:0001962, HP:0004749, HP:0003758, HP:0003306, HP:0003712, HP:0003691, HP:0003184, HP:0002515, HP:0001265, HP:0003236, HP:0003458, HP:0012548, HP:0031295, HP:0006699, HP:0002375, HP:0012664, HP:0001685, HP:0032341, HP:0003557 (Exertional dyspnea, Hypertrophic cardiomyopathy, Progressive proximal muscle weakness, Difficulty climbing stairs, Palpitations, Atrial flutter, Reduced subcutaneous adipose tissue, Spinal rigidity, Skeletal muscle hypertrophy, Scapular winging, Decreased hip abduction, Waddling gait, Hyporeflexia, Elevated serum creatine kinase, EMG: myopathic abnormalities, Fatty replacement of skeletal muscle, Left atrial enlargement, Premature atrial contractions, Hypokinesia, Reduced ejection fraction, Myocardial fibrosis, Reduced forced vital capacity, Increased variability in muscle fiber diameter)

HPOsFreeText: Difficulty lifting heavy objects, Unable to get up from the floor or stand up from a chair without support

CaseNotHPOs: HP:0000822, HP:0030319, HP:0007715 (Hypertension, Weakness of facial musculature, Weak extraocular muscles)

NotHPOsFreeText: N/A

CaseAddInfo: RT-PCR analysis indicated complete absence of TRIM63 transcripts in the proband indicating NMD, with TRIM54 expression found in muscle tissue and cultured cells

CasePreviousTesting: Treated with diltiazem 200 mg daily because he did not tolerate betablockers owing to asthenia; There were single or multiple well-circumscribed non-membrane-bound subsarcolemmal deposits in the majority of type I fibres, with partial colocalization to MyHC and MuRF3; Tested for mutations in MYH7 and gene panel involved in familial HCM (genes not provided)

CaseGenotypingMethod: Sanger sequencing was performed for the proband due to similarities found in MuRF1/MuRF3 null mice, with a homozygous nonsense variant in TRIM63 and heterozygous missense variant in TRIM54 being found. To exclude any other potential disease-causing variants, WES was performed and filtered down to nine genes with only these variants encoding muscle-specific proteins.

Variant: NM_032588.3(TRIM63):c.739C>T (p.Gln247Ter)

ClinVar: 222849, https://www.ncbi.nlm.nih.gov/clinvar/variation/222849/

gnomAD: 0.008100, https://gnomad.broadinstitute.org/variant/1-26384973-G-A?dataset=gnomad_r2_1

Case#: Uttarilli Patient 6, male, 4yo at presentation

DiseaseAssertion: MPS1, Hurler-Scheie

FamilyInfo: non-consanguineous

CasePresentingHPOs: HP:0007957, HP:0000280, HP:0000943, HP:0002240, HP:0001744

CaseHPOFreeText: IDUA enzyme activity=0 (reference = 11–26 nmol/h/mg)

CaseNotHPOs:

CaseNotHPOFreeText:

GenotypingMethod: PCR of all exons of IDUA and IDS genes and bidirectional sequencing

PreviouslyPublished:

Variant: [c.223G>A] [p.Ala75Thr]; [c.895G>T] [p.Glu299*]

CAID: CA356994; CA355962511

SupplementalData: n/a

Case#: Patient 25, male, 7 months (age at presentation).

DiseaseAssertion: MPS1-H

FamilyInfo: Consanguinity in the family present for this patient.

CasePresentingHPOs: Corneal clouding, coarse facial features, cardiomyopathy, dysostosis multiplex, global developmental delay, hepatomegaly, inguinal hernia, skeletal abnormalities, splenomegaly, recurrent respiratory infections (HP:0007957, HP:0000256, HP:0001638, HP:0000943, HP:0001263, HP:0002240, HP:0000023, HP:0002652, HP:0001744, HP:0002205)

CaseHPOFreeText: Global dyskinesia

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1855C>T (p.R619X)

Variant1ClinVarID: 280976

Variant1CAID: CA2802455

Variant2: c.1855C>T (p.R619X)

Variant2ClinVarID: 280976

Variant2CAID: CA2802455

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 20, male, 8 years (age at presentation).

DiseaseAssertion: MPS1-H/S

FamilyInfo: Consanguinity in the family not present for this patient.

CasePresentingHPOs: Corneal clouding, coarse facial features, cardiomyopathy, dystosis multiplex (HP:0007957, HP:0000256, HP:0001638, HP:0000943)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1469T>C (p.L490P)

Variant1ClinVarID: 11919

Variant1CAID: CA220503

Variant2: c.1469T>C (p.L490P)

Variant2ClinVarID: 11919

Variant2CAID: CA220503

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 16, female, 1 year and 3 months (age at presentation).

DiseaseAssertion: MPS1-H/S

FamilyInfo: Consanguinity in the family present for this patient.

CasePresentingHPOs: Corneal clouding, coarse facial features, cardiomyopathy, dystosis multiplex (HP:0007957, HP:0000256, HP:0001638, HP:0000943)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.972-1G>T

Variant1ClinVarID: N/A

Variant1CAID: N/A

Variant2: c.972-1G>T

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 12, female, 6 months (age at presentation).

DiseaseAssertion: MPS1-H

FamilyInfo: Consanguinity in the family present for this patient.

CasePresentingHPOs: Corneal clouding, coarse facial features, dystosis multiplex, hepatomegaly, joint stiffness, intellectual disability, recurrent respiratory infections, splenomegaly, umbilical hernia (HP:0007957, HP:0000256, HP:0000943, HP:0002240, HP:0001387, HP:0010864, HP:0002205, HP:0001744, HP:0001537)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.783delC (p.His262Thrfs*55)

Variant1ClinVarID: 956890

Variant1CAID: CA2802083

Variant2: c.783delC (p.His262Thrfs*55)

Variant2ClinVarID: 956890

Variant2CAID: CA2802083

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 47, female, Han origin, 4 years old (age at diagnosis)

DiseaseAssertion: MPS1-H/S

FamilyInfo: N/A

CasePresentingHPOs: Joint stiffness, Hepatosplenomegaly, Airway obstruction (HP:0001387, HP:0001433, HP:0006536)

CaseHPOFreeText: Cardiac disease

CaseNotHPOs: Global Developmental Delay, Macrocephaly, Mongolian macula, Hernia (HP:0001263, HP:0000256, HP:0011369, HP:0100790)

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: IDUA activity 0.9 nmol/h/mg protein. The normal range in Chinese controls was found to be 27.2–52 nmol/h/mg protein.

CaseUrineGAGs: Diagnosis was confirmed biochemically by the demonstration of an increased excretion of urinary dermatan sulfate and heparan sulfate.

CaseERT: N/A

CaseBMT: N/A

Variant1: N/A

Variant1ClinVarID: N/A

Variant1CAID: N/A

Variant2: c.1898C>T (p.S633L)

Variant2ClinVarID: 556406

Variant2CAID: CA355961718

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

PMID: 21480867

Gene: IDUA

Disease: MPS1

Inheritance: Autosomal recessive

Case#: Patient 57, female, Han origin, 2 years old (age at diagnosis)

DiseaseAssertion: MPS1-H/S

FamilyInfo: N/A

CasePresentingHPOs: Joint stiffness (HP:0001387)

CaseHPOFreeText: N/A

CaseNotHPOs: Global Developmental Delay, Macrocephaly, Mongolian macula, Hepatosplenomegaly, Hernia, Airway obstruction (HP:0001263, HP:0000256, HP:0011369, HP:0001433, HP:0100790, HP:0006536)

CaseNotHPOFreeText: Cardiac disease

CaseEnzymeAssay: IDUA activity 1.5 nmol/h/mg protein. The normal range in Chinese controls was found to be 27.2–52 nmol/h/mg protein.

CaseUrineGAGs: Diagnosis was confirmed biochemically by the demonstration of an increased excretion of urinary dermatan sulfate and heparan sulfate.

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1262T>C (p.L421P)

Variant1ClinVarID: 1328979

Variant1CAID: CA355963724

Variant2: c.1898C>T (p.S633L)

Variant2ClinVarID: 556406

Variant2CAID: CA355966010

AdditionalVariants: N/A

ParentalGenotype: The transmission of sequence variations found in each patient was inferred by sequencing the corresponding exons of the patient's parents - confirmed in trans by parental testing.

PreviouslyPublished N/A

Case#: Patient 14, female, Han origin, 5.5 years old (age at diagnosis)

DiseaseAssertion: MPS1-S

FamilyInfo: N/A

CasePresentingHPOs: Joint stiffness, Hernia (HP:0001387, HP:0100790)

CaseHPOFreeText: N/A

CaseNotHPOs: Global Developmental Delay, Macrocephaly, Mongolian macula, Hepatosplenomegaly, Airway obstruction (HP:0001263, HP:0000256, HP:0011369, HP:0001433, HP:0006536)

CaseNotHPOFreeText: Cardiac disease

CaseEnzymeAssay: IDUA activity 0.2 nmol/h/mg protein. The normal range in Chinese controls was found to be 27.2–52 nmol/h/mg protein.

CaseUrineGAGs: Diagnosis was confirmed biochemically by the demonstration of an increased excretion of urinary dermatan sulfate and heparan sulfate.

CaseERT: N/A

CaseBMT: N/A

Variant1: c.266G>A (p.R89Q)

Variant1ClinVarID: 11922

Variant1CAID: CA256124

Variant2: c.266G>A (p.R89Q)

Variant2ClinVarID: 11922

Variant2CAID: CA256124

AdditionalVariants: N/A

ParentalGenotype: The transmission of sequence variations found in each patient was inferred by sequencing the corresponding exons of the patient's parents - confirmed by parental testing.

PreviouslyPublished N/A

Case#: Patient 27, female, Han origin, 9 years old (age at diagnosis)

DiseaseAssertion: MPS1-H/S

FamilyInfo: N/S

CasePresentingHPOs: Joint stiffness, Mongolian macula, Hepatosplenomegaly, Airway obstruction (HP:0001387, HP:0011369, HP:0001433, HP:0006536)

CaseHPOFreeText: N/A

CaseNotHPOs: Global Developmental Delay, Macrocephaly, Hernia (HP:0001263, HP:0000256, HP:0100790)

CaseNotHPOFreeText: Cardiac disease

CaseEnzymeAssay: IDUA activity 3.4 nmol/h/mg protein. The normal range in Chinese controls was found to be 27.2–52 nmol/h/mg protein.

CaseUrineGAGs: Diagnosis was confirmed biochemically by the demonstration of an increased excretion of urinary dermatan sulfate and heparan sulfate.

CaseERT: N/A

CaseBMT: N/A

Variant1: c.98A>C (p.H33P)

Variant1ClinVarID: N/A

Variant1CAID: CA355945475

Variant2: c.1402+2T>G

Variant2ClinVarID: 553131

Variant2CAID: CA355964392

AdditionalVariants: N/A

ParentalGenotype: The transmission of sequence variations found in each patient was inferred by sequencing the corresponding exons of the patient's parents - confirmed in trans by parental testing.

PreviouslyPublished N/A

Case#: Patient 21, female, Han origin, 10 years old (age at diagnosis)

DiseaseAssertion: MPS1-S

FamilyInfo: N/A

CasePresentingHPOs: Joint stiffness, Hepatosplenomegaly, Hernia, Airway obstruction (HP:0001387, HP:0001433, HP:0100790, HP:0006536)

CaseHPOFreeText: N/A

CaseNotHPOs: Global Developmental Delay, Macrocephaly, Mongolian macula (HP:0001263, HP:0000256, HP:0011369)

CaseNotHPOFreeText: Cardiac disease

CaseEnzymeAssay: IDUA activity 0.2 nmol/h/mg protein. The normal range in Chinese controls was found to be 27.2–52 nmol/h/mg protein.

CaseUrineGAGs: Diagnosis was confirmed biochemically by the demonstration of an increased excretion of urinary dermatan sulfate and heparan sulfate.

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1898C>T (p.S633L)

Variant1ClinVarID: 556406

Variant1CAID: CA355966010

Variant2: c.536C>G (p.T179R)

Variant2ClinVarID: 556358

Variant2CAID: CA355961718

AdditionalVariants: N/A

ParentalGenotype: The transmission of sequence variations found in each patient was inferred by sequencing the corresponding exons of the patient's parents - confirmed in trans by parental testing.

PreviouslyPublished N/A

Case#: Patient 36, female, Han origin, 5 years old (age at diagnosis)

DiseaseAssertion: MPS1-H/S

FamilyInfo: N/A

CasePresentingHPOs: Macrocephaly, Joint stiffness, Hepatosplenomegaly, Airway obstruction (HP:0000256, HP:0001387, HP:0001433, HP:0006536)

CaseHPOFreeText: N/A

CaseNotHPOs: Global Developmental Delay, Mongolian macula, Hernia, (HP:0001263, HP:0011369, HP:0100790)

CaseNotHPOFreeText: Cardiac disease

CaseEnzymeAssay: IDUA activity 1.5 nmol/h/mg protein. The normal range in Chinese controls was found to be 27.2–52 nmol/h/mg protein.

CaseUrineGAGs: Diagnosis was confirmed biochemically by the demonstration of an increased excretion of urinary dermatan sulfate and heparan sulfate.

CaseERT: N/A

CaseBMT: N/A

Variant1: c.159C>A (p.C53X)

Variant1ClinVarID: 1458768

Variant1CAID: N/A

Variant2: c.1037T>G (p.L346R)

Variant2ClinVarID: 11927

Variant2CAID: CA256128

AdditionalVariants: N/A

ParentalGenotype: The transmission of sequence variations found in each patient was inferred by sequencing the corresponding exons of the patient's parents - confirmed in trans by parental testing.

PreviouslyPublished N/A

Case#: Patient 10, born in 2010 (paper published in 2017), 6 months (age at first treatment)

DiseaseAssertion: MPSI-H

FamilyInfo: N/A

CasePresentingHPOs: Corneal clouding (HP:0007957)

CaseHPOFreeText: N/A

CaseNotHPOs: Retinopathy, cataract (HP:0000488, HP:0000518)

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: 60 ng/mol (26 weight matched enzyme reference assay)

CaseUrineGAGs: 0.29 DS/CS

CaseERT: Yes

CaseBMT: Yes, Cord

Variant1: c.1598C>G (p.P533R)

Variant1ClinVarID: 11910

Variant1CAID: CA256112

Variant2: c.1598C>G (p.P533R)

Variant2ClinVarID: 11910

Variant2CAID: CA256112

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 14, born in 1998 (paper published in 2017), 19 months (age at first treatment)

DiseaseAssertion: MPSI-H

FamilyInfo: N/A

CasePresentingHPOs: Corneal clouding, cataract (HP:0007957, HP:0000518)

CaseHPOFreeText: N/A

CaseNotHPOs: Retinopathy (HP:0000488)

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: 31.4 ng/mol (60.7 weight matched enzyme reference assay)

CaseUrineGAGs: 0.60 DS/CS

CaseERT: No

CaseBMT: Yes, MUD

Variant1: c.1205G>A (p.W402X)

Variant1ClinVarID: 11908

Variant1CAID: CA220498

Variant2: c.979G>C (p.A327P)

Variant2ClinVarID: 167190

Variant2CAID: CA234128

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 24, born in 2009 (paper published in 2017), 8 months (age at first treatment)

DiseaseAssertion: MPSI-H

FamilyInfo: N/A

CasePresentingHPOs: Corneal clouding (HP:0007957)

CaseHPOFreeText: N/A

CaseNotHPOs: Cataract, retinopathy (HP:0000518, HP:0000488)

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: 48.88 ng/mol (48.75 weight matched enzyme reference assay)

CaseUrineGAGs: 0.28 DS/CS

CaseERT: Yes

CaseBMT: Yes, MUD

Variant1: c.1205G>A (p.W402X)

Variant1ClinVarID: 11908

Variant1CAID: CA220498

Variant2: c.208C>T (p.Q70X)

Variant2ClinVarID: 11909

Variant2CAID: CA204563

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 109, Far East district of the Russian Federation

DiseaseAssertion: MPS1, Severe

FamilyInfo:

CasePresentingHPOs:

CaseHPOFreeText: IdA activity in DBS=0,01 leukocytes, severe phenotype, hyperexcretion of urine heparan and dermatan sulfate

CaseNotHPOs:

CaseNotHPOFreeText:

CasePreviousTesting: Electrophoresis of urine GAGs and measurement of lysosomal enzyme activity in peripheral blood leukocytes or DBSs were performed for all patients with suspected MPS I

GenotypingMethod: The 14 exons and exon–intron boundaries of the IDUA gene were amplified from DNA samples. Sanger sequencing of each one of the 14 exons was performed. PCR products containing mutations were re-sequenced in both directions. The mutations were further confirmed where possible by restriction analysis (data not shown).

PreviouslyPublished:

Variant: NM_000203.5:c.[208C>T];[1029C>A]

ClinVar: 222997

CAID: CA356984

SupplementalData: n/a

Case#: Infant 3

DiseaseAssertion: N/A

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: 2.18 nmol/h/mg; normal range, 6-71.4 nmol/h/mg

CaseUrineGAGs: 25.49 mg/mmol creatinine; normal ranges, 0-53 mg/mmol creatinine

CaseERT: N/A

CaseBMT: N/A

Variant1: c.900G>A (p.A300=) homozygous for this variant + homozygous with a 2nd variant

Variant1ClinVarID: 1107522

Variant1CAID: CA438057521

Variant2: c.904C>A (p.P302T) homozygous for this variant + the first variant

Variant2ClinVarID: 1067236

Variant2CAID: CA355962529

AdditionalVariants: N/A

ParentalGenotype: c.900G>A (homozygous); c.904C>A (homozygous)

PreviouslyPublished N/A

PMID: 28728811

Gene: IDUA

Disease: MPS1

Inheritance: Autosomal recessive

Case#: Patient 8: Enrolled in study at 12.3 years, Female, onset at 1.5 years, diagnosed at 7.2 years, ERT started 9.4 years DiseaseAssertion:MPS1 H-S FamilyInfo: Consanguinity No CasePresentingHPOs:Corneal opacity (HP:0007957), Joint stiffness (HP:0001387), , CaseHPOFreeText: CaseNotHPOs: Macrocephaly (HP:0000256), CaseNotHPOFreeText: CaseEnzymeAssay: CaseUrineGAGs: 2.05(min)-8.87(max) mg GAG/mmol creatinine while on ERT CaseERT: Laronidase dose-optimization trial : standard regimen – 0.58 mg/kg/week; biweekly regimen – 1.2 mg/kg every two weeks CaseBMT:Nil Variant1: IDUA W402X Variant1ClinVar ID: 11908 Variant1CAID: CA220498 Variant2:P533R Variant2ClinVarID:11910 Variant2CAID:CA256112 AdditionalVariants:Nil ParentalGenotype:NA PreviouslyPublishedNA

Case#: Patient 87, Turkey

DiseaseAssertion: MPS1-H

FamilyInfo: Consanguineous parents

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.956_972+9delinsTA

Variant1ClinVarID: N/A

Variant1CAID: CA3271845954

Variant2: c.956_972+9delinsTA

Variant2ClinVarID: N/A

Variant2CAID: CA3271845954

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 59, Poland

DiseaseAssertion: MPS1-S

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.656G>A (p.G219E)

Variant1ClinVarID: 4078973

Variant1CAID: CA355962006

Variant2: c.917G>T (p.W306L)

Variant2ClinVarID: 2203497

Variant2CAID: CA355962596

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 29, Italy

DiseaseAssertion: MPS1-S

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.979G>C (p.A327P)

Variant1ClinVarID: 167190

Variant1CAID: CA234128

Variant2: c.878_889dup

Variant2ClinVarID: 550382

Variant2CAID: CA2802114

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 27, Italy

DiseaseAssertion: MPS1-H/S

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1189+5G>A

Variant1ClinVarID: 551848

Variant1CAID: CA658823290

Variant2: c.46_57del

Variant2ClinVarID: 92643

Variant2CAID: CA220509

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished Yes - PMID: 23210910

Case#: Patient 35, Italy

DiseaseAssertion: MPS1-H

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.208C>T (p.Q70X)

Variant1ClinVarID: 11909

Variant1CAID: CA204563

Variant2: c.398_403del (p.Met133_Gly134del)

Variant2ClinVarID: 863830

Variant2CAID: CA2801912

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 49, Poland

DiseaseAssertion: MPS1-S

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.878_889dup (p.Thr293_Tyr296dup)

Variant1ClinVarID: 550382

Variant1CAID: CA2802114

Variant2: c.1181_1189dup (p.Ala394_Leu396dup)

Variant2ClinVarID: 3720561

Variant2CAID: CA549264540

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 32, Italy

DiseaseAssertion: MPS1-H/S

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1205G>A (p.W402X)

Variant1ClinVarID: 11908

Variant1CAID: CA220498

Variant2: c.1225G>A (p.G265R)

Variant2ClinVarID: 1084956

Variant2CAID: CA91169920

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 22 (see Table 2), 37 weeks (Gestational age)

DiseaseAssertion: MPS1-H/S

FamilyInfo: Homozygous twin of Patient 23 (see Table 2)

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: Inguinal hernia (HP:0000023)

CaseNotHPOFreeText: Upper respiratory tract involvement

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1598C>G (p.P533R)

Variant1ClinVarID: 11910

Variant1CAID: CA256112

Variant2: c.1598C>G (p.P533R)

Variant2ClinVarID: 11910

Variant2CAID: CA256112

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 10 (see Table 2), Gestational age not available

DiseaseAssertion: MPS1-H

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Upper respiratory tract involvement

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1205G>A (p.W402X)

Variant1ClinVarID: 11908

Variant1CAID: CA220498

Variant2: c.653T>C (p.L218P)

Variant2ClinVarID: 222995

Variant2CAID: CA:356986

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 30 (see Table 2), 40 weeks (Gestational age)

DiseaseAssertion: MPS1-S

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: Inguinal hernia (HP:0000023)

CaseNotHPOFreeText: Upper respiratory tract involvement

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.474-2A>G (new nomenclature: c.386-2A>G)

Variant1ClinVarID: 222994

Variant1CAID: CA356991

Variant2: c.1148G>A (p.R383H)

Variant2ClinVarID: 558189

Variant2CAID: CA:2802205

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#: Patient 14 (see Table 2), 41 weeks, 1 day (Gestational age)

DiseaseAssertion: MPS1-H

FamilyInfo: N/A

CasePresentingHPOs: Inguinal hernia (HP:0000023)

CaseHPOFreeText: Upper respiratory tract involvement

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: c.1100C>A (p.A367E)

Variant1ClinVarID: 3769492

Variant1CAID: CA355963330

Variant2: c.1650del117 (c.1650_1766del)

Variant2ClinVarID: N/A

Variant2CAID: CA3250142363

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished N/A

Case#:Patient Sample unique ID 2

DiseaseAssertion:MPS type I-Hurler children

FamilyInfo:None

CasePresentingHPOs:Obstructive sleep apnea, HP:0002870

CaseHPOFreeText:None

CaseNotHPOs:None

CaseNotHPOFreeText:None

CaseEnzymeAssay:None

CaseUrineGAGs: Tested but amounts not reported

CaseERT:No

CaseBMT:Hematopoietic stem cell transplantation

Variant1:c.1205G>A

Variant1ClinVarID:11908

Variant1CAID:CA220498

Variant2:c.1205G>A

Variant2ClinVarID:11908

Variant2CAID:CA220498

AdditionalVariants:None

ParentalGenotype:None provided

PreviouslyPublished:N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: R383H

Variant1ClinVarID: 558189

Variant1CAID: CA2802205

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: R628P

Variant1ClinVarID: 1064675

Variant1CAID: CA2802464

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: R619G

Variant1ClinVarID: 11924

Variant1CAID: CA256125

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: A361T

Variant1ClinVarID: 92624

Variant1CAID: CA145865

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: Q380R

Variant1ClinVarID: 550799

Variant1CAID: CA2802202

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: G219E

Variant1ClinVarID:

Variant1CAID: CA355962006

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Variant not associated with a proband. Variant listed in supplementary materials in Supplementary Table 4

DiseaseAssertion: Mucopolysaccharidosis type I, MPS I

FamilyInfo: N/A

CasePresentingHPOs:

CaseHPOFreeText:

CaseNotHPOs:

CaseNotHPOFreeText:

CaseEnzymeAssay: N/A

CaseUrineGAGs: N/A

CaseERT: N/A

CaseBMT: N/A

Variant1: D349N

Variant1ClinVarID: 92623

Variant1CAID: CA220497

Variant2: N/A

Variant2ClinVarID: N/A

Variant2CAID: N/A

AdditionalVariants: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

PMID: 24036510

Gene: IDUA

Disease: MPS1

Inheritance: Autosomal recessive

Why Insufficient: Variants are not linked to probands. This paper is assessing IDUA mutations on the structure of alpha-L-iduronidase. Therefore they are pulling common IDUA variants and using them to assess structure, rather than investigating how a variant has impacted a proband.