Patient6: Male, northern China

CasePresentingHPOs:

HPOsFreeText: IOPD

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo:

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.4(GAA):c.1115A>T (p.His372Leu)

ClinVar: 370483, https://www.ncbi.nlm.nih.gov/clinvar/variation/370483/

gnomAD: n/a

Variant2: NM_000152.3:c.2563G>C

CAID: CA401326195, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA401326195

gnomAD: 0.00003188, http://gnomad.broadinstitute.org/variant/17-78092073-G-C

Case18: Female, 16 years onset, 19 years diagnosis

CaseAddInfo: Late-Onset Pompe Disease

Case14: Male, 2 years onset, 3 years diagnosis

CaseAddInfo: Late-Onset Pompe Disease

CaseD: 17 years onset

CaseAddInfo: Late-Onset Pompe Disease

Variant: NM_000152.4:c.1754+1dup

CAID: CA891862615 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.3%3Ac.1754%2B1dup

gnomAD: Not in gnomAD

VariantAddInfo: This variant was declared as novel and found in a patient, but no further information was given.

CaseLP2-3: Female, Taiwan, Birth diagnosis

HPOsFreeText: GAA (MS/MS) enzyme activity at 0.42 umol/hr/L, Serum CK at 140 U/L

GenotypingMethod: GAA Gene Sequencing and PCR Amplification

Variant1: NM_000152.4:c.671G>A (p.Arg224Gln)

CAID: CA8814958 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.671G%3EA

gnomAD: African 8.060e-5, Overall 2.549e-5 http://gnomad.broadinstitute.org/variant/17-78079672-G-A

Variant2: NM_000152.4:c.752C>T (p.Ser251Leu)

ClinVar: 325781 https://www.ncbi.nlm.nih.gov/clinvar/variation/325781/

gnomAD: East Asian 2.760e-3, Overall 3.540e-4 http://gnomad.broadinstitute.org/variant/17-78081415-C-T

Variant3: NM_000152.4:c.761C>T (p.Ser254Leu)

ClinVar: 325782 https://www.ncbi.nlm.nih.gov/clinvar/variation/325782/

gnomAD: East Asian 2.759e-3, Overall 1.947e-4 http://gnomad.broadinstitute.org/variant/17-78081424-C-T

CaseAddInfo: Late Onset Pompe Disease, Nomenclature indicates Variants 1 and 2 are in cis

CasePDC-2: Male, Taiwan, Birth diagnosis

HPOsFreeText: 4MU enzyme activity at 0.84, MS/MS ennzyme activity at 1.34

GenotypingMethod: GAA Gene Sequencing and PCR Amplification

Variant1: NM_000152.3:c.693-5C>T

CAID: CA8814990 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.693-5C%3ET

gnomAD: East Asian 3.516e-4, Overall 3.900e-5 http://gnomad.broadinstitute.org/variant/17-78081351-C-T

Variant2: NM_000152.4:c.1726G>A (p.Gly576Ser)

ClinVar: 92467 https://www.ncbi.nlm.nih.gov/clinvar/variation/92467/

gnomAD: East Asian 0.1427, Overall 0.01700 http://gnomad.broadinstitute.org/variant/17-78085871-G-A

CaseAddInfo: Patient is either a carrier or has a pseudodeficency allele

CaseOPOPD-71: Female, Taiwan, Birth diagnosis

HPOsFreeText: GAA (MS/MS) enzyme activity at 0.99 umol/hr/L

GenotypingMethod: GAA Gene Sequencing and PCR Amplification

Variant1: NM_000152.4:c.1726G>A (p.Gly576Ser)

ClinVar: 92467 https://www.ncbi.nlm.nih.gov/clinvar/variation/92467/

gnomAD: East Asian 0.1427, Overall 0.01700 http://gnomad.broadinstitute.org/variant/17-78085871-G-A

Variant2: NM_000152.4:c.2431dupC (p.Leu811Profs*?)

CAID: CA658795289 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.2431dupC

gnomAD: Not in gnomAD

CaseAddInfo: One Pompe Mutation allele and One Pseudodeficency Mutation allele

CaseOPOPD-9: Female, Taiwan, Birth diagnosis

HPOsFreeText: GAA (MS/MS) enzyme activity at 0.68 umol/hr/L

GenotypingMethod: GAA Gene Sequencing and PCR Amplification

Variant1: NM_000152.4:c.671G>A (p.Arg224Gln)

ClinVar: CA8814958 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.671G%3EA

gnomAD: African 8.060e-5, Overall 2.549e-5 http://gnomad.broadinstitute.org/variant/17-78079672-G-A

Variant2: NM_000152.4:c.1726G>A (p.Gly576Ser)

ClinVar: 92467 https://www.ncbi.nlm.nih.gov/clinvar/variation/92467/

gnomAD: East Asian 0.1427, Overall 0.01700 http://gnomad.broadinstitute.org/variant/17-78085871-G-A

CaseAddInfo: One Pompe Mutation and One Pseudodeficency Mutation

CaseLP-4: Female, Taiwan, Birth diagnosis

HPOsFreeText: 4MU enzyme activity at 0.61, MS/MS ennzyme activity at 0.01

GenotypingMethod: GAA Gene Sequencing and PCR Amplification

Variant1: NM_000152.4:c.752C>T (p.Ser251Leu)

ClinVar: 325781 https://www.ncbi.nlm.nih.gov/clinvar/variation/325781/

gnomAD: East Asian 2.760e-3, Overall 3.540e-4 http://gnomad.broadinstitute.org/variant/17-78081415-C-T

Variant2: NM_000152.4:c.761C>T (p.Ser254Leu)

ClinVar: 325782 https://www.ncbi.nlm.nih.gov/clinvar/variation/325782/

gnomAD: East Asian 2.759e-3, Overall 1.947e-4 http://gnomad.broadinstitute.org/variant/17-78081424-C-T

Variant3: NM_000152.4:c.1075+1G>T

CAID: CA401364842 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.1075%2B1G%3ET

gnomAD: Not in gnomAD

CaseAddInfo: Suspected Late Onset Pompe Disease, Nomenclature indicates Variants 1 and 2 are in cis

Case#: Patient 5, male, diagnosed 2010 (not given age of diagnosis), age 44 during study period

DiseaseAssertion: Pompe Disease

FamilyInfo: None given

CasePresentingHPOs: None given

CaseHPOFreeText: None given

CaseNotHPOs: None given

CaseNotHPOFreeText: None given

CasePreviousTesting: None given

Variant 1: NM_000152.5:c.-32-13T>A (unclear variant nomenclature)

Variant 1 ClinVarID: N/A

Variant 1 CAid: CA913184742

Variant 2: NM_000152.5:c.2331+2T>G

Variant 2 ClinVarID: N/A

Variant 2 CAid: CA401324960

ParentalGenotype: Not provided

Case#: Patient 9, female, diagnosed 2014 (not given age of diagnosis), age 34 during study period

DiseaseAssertion: Pompe Disease

FamilyInfo: None given

CasePresentingHPOs: None given

CaseHPOFreeText: None given

CaseNotHPOs: None given

CaseNotHPOFreeText: None given

CasePreviousTesting: None given

Variant 1: NM_000152.5:c.-32-13T>G (unclear variant nomenclature)

Variant 1 ClinVarID: 4027

Variant 1 CAid: CA116606

Variant 2: NM_000152.5:c.1802C>T

Variant 2 ClinVarID: 194154

Variant 2 CAid: CA274982

ParentalGenotype: Not provided

Case#: Subject number 17, male, 64 years (report)

DiseaseAssertion: Pompe disease

FamilyInfo: No known family member with PD

CasePresentingHPOs: HP:0002153 (hyperkalemia), HP:0001324 (muscle weakness), HP:0003326 (Myalgia), HP:0002015 (dysphagia)

CaseHPOFreeText:

CaseNotHPOs: HP:0001252 (Hypotonia), HP:0001638 (cardiomyopathy), HP:0002098 (respiratory distress), HP:0003546 (Exercise intolerance), HP:0002094 (dyspnoea)

CaseNotHPOFreeText: no biopsy, not asymptomatic

CasePreviousTesting: "Enzymatic activity was detected by fluorometric techniques" "The GAA sequence was performed in all patients whose enzyme activity measured in DBS and lymphocytes was decreased."

glucosidase activity: GAA activity was 0.54 mol/Lh in dried blood spots (normal range >0.75).

Variant 1: NM_000152.5(GAA):c.-32-13T>C

Variant 1 ClinVarID: 4027

Variant 1 CAid: CA116606

Variant 2: NM_000152.5(GAA):c.875A>G (p.Tyr292Cys)

Variant 2 ClinVarID: 370577

Variant 2 CAid: CA16041886

Zygosity: Compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Subject number 12, male, 52 years (report)

DiseaseAssertion: Pompe disease

FamilyInfo: No known family member with PD

CasePresentingHPOs: HP:0001324 (muscle weakness), HP:0002098 (respiratory distress)

CaseHPOFreeText:

CaseNotHPOs: HP:0003546 (Exercise intolerance), HP:0001252 (Hypotonia), HP:0001638 (cardiomyopathy), HP:0003326 (Myalgia), HP:0002015 (dysphagia), HP:0002153 (hyperkalemia), HP:0002094 (dyspnoea)

CaseNotHPOFreeText: no biopsy, not asymptomatic

CasePreviousTesting: "Enzymatic activity was detected by fluorometric techniques" "The GAA sequence was performed in all patients whose enzyme activity measured in DBS and lymphocytes was decreased."

glucosidase activity: GAA activity was 0.48 mol/Lh in dried blood spots (normal range >0.75).

Variant 1: NM_000152.5(GAA):c.-32-13T>C

Variant 1 ClinVarID: 4027

Variant 1 CAid: CA116606

Variant 2: NM_000152.5(GAA):c.1889-1G>A

Variant 2 ClinVarID: N/A

Variant 2 CAid: CA401369820

Zygosity: Compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case2: Male, 46 years onset, 46 years diagnosis, 71 years report, France

CasePresentingHPOs: HP:0002540, HP:0002878, HP:0004887 (Inability to walk, Respiratory failure, Respiratory failure requiring assisted ventilation)

HPOsFreeText: Lost ambulation at 66 years, Started invasive ventilation at 47 years, Started ERT given every other week at a dose of 20 mg/kg at 66 years for 54 months, Peak Anti-rhGAA antibodies at 1:51,200, FVC at 0.63/16 (L / % expected), MIP at 28 (cm H2O), MEP at 33 (cm H2O), Time off ventilation decreased from 240 to 120 (min/24 h), Total Motor Function Measure from 41 to 44, 6MWT from 20 to 100 meters

CaseNotHPOs: HP:0030148 (Heart murmur)

NotHPOsFreeText: No adverse reaction to ERT was recorded

CaseAddInfo: Late Onset Pompe Disease, Patient died before publication

Patient8: Female, 4.6mo at ERT start, 3.4yo at study end

CasePresentingHPOs:

HPOsFreeText: treated with 40mg/kg/wk ERT, patient had 5 infusion associated reactions

CaseNotHPOs:

NotHPOsFreeText:

CaseAddInfo:

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.3:c.378_379del

CAID: CA658795227, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA658795227

gnomAD: n/a

Variant2: NM_000152.4(GAA):c.2104C>T (p.Arg702Cys)

ClinVar: 189040, https://www.ncbi.nlm.nih.gov/clinvar/variation/189040/

gnomAD: n/a

Case1: Male, 42 years diagnosis, 1 year onset

CasePresentingHPOs: HP:0009073, HP:0003198, HP:0003236, HP:0003327 (Progressive proximal muscle weakness, Myopathy, Increased serum CK, Axial muscle weakness)

HPOsFreeText: Electromyography showed myogenic damage, Vacuolar myopathy, Serum CK is 1325.6 U/L

Case45

HPOsFreeText: See Group Phenotypes

CasePreviousTesting: Sanger sequencing

CaseMethod1: Sanger sequencing and PCR Amplification

CaseMethod2: Whole Exome Sequencing (WES)

CaseGenotypingMethod: Patients were previously confirmed with Pompe disease by Sanger sequencing to capture the pathogenic variants. The process was repeated as part of the study taking care to amplify the coding regions and exon/intron boundaries to compare with the WES results afterwards.

Variant1: NM_000152.4:c.525delT (p.Glu176Argfs*45)

ClinVar: 4033 https://www.ncbi.nlm.nih.gov/clinvar/variation/4033/

gnomAD: European (Non-Finnish) 1.880e-4, Overall 9.959e-5 http://gnomad.broadinstitute.org/variant/17-78078909-CT-C

Variant2: NM_000152.4:c.1880C>T (p.Ser627Phe)

CAID: CA294896504 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.1880C%3ET

gnomAD: Not in gnomAD

CaseAddInfo: Infantile Onset Pompe Disease

Case57

HPOsFreeText: See Group Phenotypes

CasePreviousTesting: Sanger sequencing

CaseMethod1: Sanger sequencing and PCR Amplification

CaseMethod2: Whole Exome Sequencing (WES)

CaseGenotypingMethod: Patients were previously confirmed with Pompe disease by Sanger sequencing to capture the pathogenic variants. The process was repeated as part of the study taking care to amplify the coding regions and exon/intron boundaries to compare with the WES results afterwards.

Variant1: NM_000152.4:c.1396_1397insG (p.Val466fs*39)

CAID: CA627699396 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.1396_1397insG

gnomAD: South Asian 3.271e-5, Overall 4.003e-6 http://gnomad.broadinstitute.org/variant/17-78083807-A-AG

Variant2: NM_000152.4:c.-32-13T>G

ClinVar: 4027 https://www.ncbi.nlm.nih.gov/clinvar/variation/4027/

gnomAD: Ashkenazi Jewish 5.541e-3, Overall 3.401e-3 http://gnomad.broadinstitute.org/variant/17-78078341-T-G

CaseAddInfo: Adult Late Onset Pompe Disease

Case7: Female, 58 years report

HPOsFreeText: 9 years of ERT completed, Forced Vital Capacity at 14%

GenotypingMethod: GAA Gene Sequencing

Variant1: NM_000152.4:c.-32-13T>G

ClinVar: 4027 http://www.ncbi.nlm.nih.gov/clinvar/variation/4027

gnomAD: Ashkenazi Jewish 5.541e-3, Overall 3.401e-3 http://gnomad.broadinstitute.org/variant/17-78078341-T-G

Variant2: NM_000152.4:c.2041-1G>A

CAID: CA8815596 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.2041-1G%3EA

gnomAD: European (Non-Finnish) 1.012e-5, Overall 4.541e-6 http://gnomad.broadinstitute.org/variant/17-78087016-G-A

CaseAddInfo: Late Onset Pompe Disease

Case20: Female, 63 years report

HPOsFreeText: 9 years of ERT completed, 6 Minute Walking Test at 10 meters, Forced Vital Capacity at 57%

GenotypingMethod: GAA Gene Sequencing

Variant1: NM_000152.4:c.1748C>T (p.Ser583Phe)

CAID: CA401369174 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.1748C%3ET

gnomAD: Not in gnomAD

Variant2: NM_000152.4:c.2014C>T (p.Arg672Trp)

ClinVar: 188773 https://www.ncbi.nlm.nih.gov/clinvar/variation/188773/

gnomAD: South Asian 3.355e-5, Overall 8.290e-6 http://gnomad.broadinstitute.org/variant/17-78086800-C-T

CaseAddInfo: Late Onset Pompe Disease

Patient 8 - homozygous

Variant: NM_000152.3:c.1844G>A

CAID: CA401369598, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA401369598

gnomAD: 0.000004098, http://gnomad.broadinstitute.org/variant/17-78086466-G-A

Family 2 - Patient 2

FamilyPresentingHPOs: HP:0002355, HP:0003701, HP:0000467, HP:0009027, HP:0010628, HP:0002015, HP:0002111

HPOsFreeText:

FamilyNotHPOs: HP:0003691, HP:0003306, HP:0002650

NotHPOsFreeText:

Ethnicity: Iranian

ProbandLabel: Patient 2, male

FamilyAddInfo: 2yo at onset, 9yo at diagnosis MRC sum score = 73, NIV prescribed due to reduced FVC

FamilyPreviousTesting: Respiratory evaluation: FVC = 23%, CK = 83 U/L, Normal muscle pathology exams, DBS enzyme activity (with inhibition) = 0.14 μmol/L/h

FamilyGenotypingMethod: GAA analyzed with Sanger Sequencing for entire coding region and conserved exon-intron splice junctions, PCR performed for deletion screening

Variant: NM_000152.3:c.2040+2dup

ClinVar: n/a

CAID: CA891834512, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA891834512

gnomAD: n/a

Case#: Subject number 4, male, 34 years (report), 5 years (onset), 30 years (diagnosis)

DiseaseAssertion: Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: HP:0002650 (scoliosis)

CaseHPOFreeText: on BiPAP, ambulatory

CaseNotHPOs: HP:0000360, HP:0000365, HP:0002617, HP:0000939, HP:0009830, HP:0100647, HP:0010788, HP:0000821, HP:0001638 (tinnitus, hearing loss, aneurysm, osteoporosis, peripheral neuropathy, Graves disease, Testicular cancer, hypothyroidism, cardiomyopathy)

CaseNotHPOFreeText: No infusion reaction, no tracheostomy

CasePreviousTesting: “documented deficiency of acid alpha-glucosidase enzyme activity”; on enzyme replacement therapy

Variant 1: NM_000152.5(GAA):c.-32-13T>G (p.Tyr766Ser)

Variant 1 ClinVarID: 4027

Variant 1 CAid: CA116606

Variant 2: NM_000152.5(GAA):c.258dupC (p.Asn87GlnfsTer9)

Variant 2 ClinVarID: 282842

Variant 2 CAid: CA8814826

Zygosity: Compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Subject number 11, male, 68 years (report), 30s years (onset), 55 years (diagnosis)

DiseaseAssertion: Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: HP:0000360 (tinnitus), HP:0002650 (scoliosis), HP:0000939 (osteoporosis), HP:0000821 (hypothyroidism)

CaseHPOFreeText: on BiPAP, ambulatory, assistive device (walker, cane)

CaseNotHPOs: HP:0000365, HP:0002617, HP:0009830, HP:0100647, HP:0010788, HP:0001638 (hearing loss, aneurysm, peripheral neuropathy, Graves disease, Testicular cancer, cardiomyopathy)

CaseNotHPOFreeText: no infusion reaction, no tracheostomy

CasePreviousTesting: “documented deficiency of acid alpha-glucosidase enzyme activity”; on enzyme replacement therapy

Variant 1: NM_000152.5(GAA):c.-32-13T>G (p.Tyr766Ser)

Variant 1 ClinVarID: 4027

Variant 1 CAid: CA116606

Variant 2: NM_000152.5(GAA):c.1951_1952delGGinsT (p.Gly651SerfsTer?)

Variant 2 ClinVarID: 633225

Variant 2 CAid: CA913191010

Zygosity: Compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Subject number 13, male, 50 years (report), 42 years (onset), 45 years (diagnosis)

DiseaseAssertion: Pompe disease

FamilyInfo: N/A

*CasePresentingHPOs:* HP:0000360 (tinnitus), HP:0002650 (scoliosis), HP:0001638 (cardiomyopathy), HP:0001638 (Graves disease), HP:0010788 (testicular cancer), HP:0000821 (hypothyroidism)

CaseHPOFreeText: on BiPAP, ambulatory

CaseNotHPOs: HP:0009830, HP:0000939, HP:0000365, HP:0002617 (peripheral neuropathy, osteoporosis, hearing loss, aneurysm)

CaseNotHPOFreeText: no infusion reaction, no tracheostomy

CasePreviousTesting: “documented deficiency of acid alpha-glucosidase enzyme activity”; on enzyme replacement therapy

Variant 1: NM_000152.5(GAA):c.-32-13T>G (p.Tyr766Ser)

Variant 1 ClinVarID: 4027

Variant 1 CAid: CA116606

Variant 2: NM_000152.5(GAA):c.525_526delTG (p.Asn177ProfsTer11)

Variant 2 ClinVarID: 189057

Variant 2 CAid: CA274328

Zygosity: Compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: V.4, female, age of diagnosis 7 months, Moroccan

DiseaseAssertion: Pompe disease

FamilyInfo: Pedigree (figure 2). V.4 parents are cousins (IV.2 and IV.3). V.4 had a cousin (V.3) that died at 8 months of age and was diagnosed with HCM. V.3 parents (IV.1 and IV.4) are cousins. IV.2, IV.3, IV.1 and IV.4 were all heterozygous for the GAA mutation c.236_246del (p.Pro79ArgfsX13). V.4 was homozygous for the mutation.

CasePresentingHPOs: HP:0005157, HP:0001290

(Concentric hypertrophy, generalized hypotonia)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: hypotonia without facial dysmorphia or other associated abnormalities.

The heart was structurally normal and no valvular anomalies were observed.

CasePreviousTesting: whole exome sequencing (WES), Sanger sequencing. No metabolic screening was performed.

Molecular analysis of SMN gene excluded Spinal muscular atrophy, one of the major causes of neonatal hypotonia in Morocco.

Variant: NM_000152.5 c.236_246del (p.Pro79ArgfsX13)

ClinVar: 371302

CAID: CA16041880

gnomAD: N/A

ParentalGenotype: Both parents are heterozygous for .236_246del (p.Pro79ArgfsX13)

PreviouslyPublished: N/A

Case#: Subject number 26(L)

DiseaseAssertion: Late Onset Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CasePreviousTesting: N/A

glucosidase activity: GAA activity #2 (NBS) 1.01 in dried blood spots (>2.10 micromole/L/h is normal).

Variant 1: NM_000152.5(GAA):c.2238G>C

Variant 1 ClinVarID: 265160

Variant 1 CAid: CA8815665

Variant 2: NM_000152.5(GAA):c.2238G>C

Variant 2 ClinVarID: 265160

Variant 2 CAid: CA8815665

Zygosity: homozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Subject number 14(L)

DiseaseAssertion: Late Onset Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CasePreviousTesting: CK testing: 467 U/L (60-305 U/L is normal), AST: 166 U/L (20-64 U/L is normal), ALT: 73 U/L (12-42 U/L is normal), Hex4: 7.0 mmol/mol Creatinine (≤20 mmol/mol Creatinine is normal)

glucosidase activity: GAA activity #1 was 1.68 micromole/L/h and GAA activity #2 (NBS) 0.79 in dried blood spots (>2.10 micromole/L/h is normal). 2.40 in confirmatory testing (>3.88 is normal).

Variant 1: NM_000152.5(GAA):c.156_157delTC

Variant 1 ClinVarID: N/A

Variant 1 CAid: CA294886619

Variant 2: NM_000152.5(GAA):c.-32-13T>G

Variant 2 ClinVarID: 4027

Variant 2 CAid: CA116606

Zygosity: compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Case#: Subject number 1(I), male, 21 days (start of ERT), 31 months (report)

DiseaseAssertion: Infantile Onset Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: HP:0002870 (obstructive sleep apnea), HP:0001639 (hypertrophic cardiomyopathy), HP:0200128 (biventricular hypertrophy), HP:0030234 (Highly elevated creatine kinase)

CaseHPOFreeText: moderately to severely decreased left ventricular systolic wall motion, moderate hypertrophy of the left ventricle, severe right ventricular hypertrophy, requires BiPAP at night, patient receives physical, occupational, and speech therapies.

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CasePreviousTesting: CK testing: 923 U/L (60–305 U/L is normal), AST: 103 U/L (30–100 U/L is normal), BNP: 1080 pg/mL (0.0–100.0 pg/mL), Hex4: 24.7 mmol/mol Creatinine (≤20 mmol/mol Creatinine is normal)

glucosidase activity: GAA activity #1 was 0.65 micromole/L/h and GAA activity #2 (NBS) 0.22 in dried blood spots (>2.10 micromole/L/h is normal). 4.4 in confirmatory testing (>6.7 is normal).

Variant 1: NM_000152.5(GAA):c.759delC

Variant 1 ClinVarID: 837937

Variant 1 CAid: CA916082438

Variant 2: NM_000152.5(GAA):c.1551+1G>C

Variant 2 ClinVarID: 554983

Variant 2 CAid: CA401367167

Zygosity: Compound heterozygous

ParentalGenotype: N/A

PreviouslyPublished: N/A

Patient19: Male

CasePresentingHPOs: HP:0004887, HP:0011471, HP:0002546, HP:0001371

HPOsFreeText: CRIM positive, Anti-rh GGA antibodies maximum titer = ≤ 1:400, tracheostomy, able to sit independently, heart normalization, moderate periventricular white matter abnormalities (hypomyelination)

CaseNotHPOs: HP:0000365

NotHPOsFreeText: infusion associated reaction

CaseAddInfo: variants in trans, symptom onset at 10 days, diagnosis and ERT at 3 years

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.4(GAA):c.1802C>G (p.Ser601Trp)

ClinVar: 501793, https://www.ncbi.nlm.nih.gov/clinvar/variation/501793/

gnomAD: n/a

Variant2: NM_000152.3:c.2800-1G>C

CAID: CA401327625, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA401327625

gnomAD: n/a

CaseIOPD-2: 10 days diagnosis

CasePresentingHPOs: HP:0003236, HP:0001638 (Increased serum CK, Cardiomyopathy)

HPOsFreeText: GAA activity 1.8 (nmol · h−1 · mg−1), Mean percentage of normal 1.2%

GenotypingMethod: Newborn Screening Panels

Variant1: NM_000152.4:c.854C>G (p.Pro285Arg)

ClinVar: 225114 https://www.ncbi.nlm.nih.gov/clinvar/variation/225114/

gnomAD: European (Non-Finnish) 1.148e-5, Overall 5.109e-6 http://gnomad.broadinstitute.org/variant/17-78081517-C-G

Variant2: NM_000152.4:c.2303C>T (p.P768L)

CAID: CA401324900 http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.3:c.2303C%3ET

gnomAD: Not in gnomAD

CaseAddInfo: Infantile Onset Pompe Disease

Case#: P 10, Male, 7.0 months old when started ERT (Died at 21.1 months old)

DiseaseAssertion: Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: HP:0001639 , HP:0001252 , HP:0003701, HP:0006532

(Hypertrophic cardiomyopathy, Muscular hypotonia, Proximal muscle weakness, Recurrent pneumonia )

CaseHPOFreeText: Patient required tube feeding

Recurrent pneumonia was a complication during ERT

Patient did not achieved motor function

CaseNotHPOs: N/A

CaseNotHPOFreeText: Patient was not ventilated

CasePreviousTesting: CRIM status was unknown

Antibody titer was not available

Variant: NM_000152.5(GAA):c.2560C>T (p.Arg854Ter)

ClinVar: 4034

CAID: CA340130

gnomAD: Highest population MAF = 0.001891 (African)

ParentalGenotype: Both the paternal and maternal allele carried the c.2560C>T (p.Arg854Ter) Variant

PreviouslyPublished: N/A

Case: Male, Spanish, onset at 57yo with pelvic weakness

CasePresentingHPOs: HP:0003236, HP:0002522, HP:0003184, HP:0012515, HP:0003749, HP:0003700, HP:0005144, HP:0002151, HP:0030232, HP:0009058

HPOsFreeText: weakness of hip adduction and shoulder abduction, abolished lower limb reflexes. CK = 500-800 U/L, lactate = 27.0 U/L, GOT = 50 U/L, GPT = 69 U/L, LDH = 449 U/L, aldolase = 8.7 U/L, myopathic motor unit action potentials with early recruitment and spontaneous activity (mainly in quadriceps), asymmetric septal left ventricular hypertrophy with preserved ventricular function, atrophy of both biceps and deltoid muscles, fibrillary deposits in cytoplasm, focal disorganization of sarcomeres, decrease in GAA inhibitory activity (0.64-0.68 μmol/L/h)

CaseNotHPOs: HP:0001283, HP:0002093, HP:0003326, HP:0002487

NotHPOsFreeText:

CaseAddInfo: daughter also underwent genetic testing which showed she was a heterozygous carrier for the same variant. She presented with decreased GAA activity in DBS and isolated lymphocytes.

CasePreviousTesting: blood laboratory exams, electromyography study, echocardiogram, biopsy of biceps and deltoid muscles, histochemical staining which showed no abnormalities, electron microscopy, DBS, enzyme activity analyzed in isolated lymphocytes (confirmed decreased GAA activity)

CaseGenotypingMethod: n/a

Variant: NM_000152.3:c.1249A>C

CAID: CA401365271, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA401365271

gnomAD: n/a

Case21: 12.5 years onset, 13 years diagnosis, 13 years report

CasePresentingHPOs: HP:0003236 (Increased serum CK)

HPOsFreeText: Asymptomatic hyperCKemia

CaseAddInfo: Late-Onset Pompe Disease, Gender reported as "W"

CaseC: Female, 2 months onset, 3 months diagnosis

CasePresentingHPOs: HP:0001270, HP:0003324, HP:0001638 (Motor delay, Generalized weakness, Cardiomyopathy)

HPOsFreeText: CRIM positive

CaseNotHPOs: HP:0100543, HP:0002540, HP:0004887 (Cognitive impairment, Inability to walk, Respiratory failure requiring assisted ventilation)

CaseAddInfo: Infantile-Onset Pompe Disease

Case2: Male, Danish, 39 years report, 20 years onset

CasePresentingHPOs: HP:0008956 (Thigh muscle atrophy)

HPOsFreeText: 6-min walk test achieved 441 m, MRC score is 4/5 (thigh/calf), Forced vital capacity sitting/supine is 4.1/3.7 (L)

NotHPOsFreetext: Not on ERT

GroupGenotypingMethod: Mutation Analysis on the GAA Gene

Variant1: NM_000152.4:c.-32-13T>A

CAID: CA913184742 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA913184742

gnomAD: Not in gnomAD

Variant2: NM_000152.4:c.2331+2T>G

CAID: CA401324960 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.2331%2B2T%3EG

gnomAD: Not in gnomAD

CaseAddInfo: Late Onset Pompe Disease

Case5: Female, French, 30 years report, 27 years onset

HPOsFreeText: 6-min walk test achieved 488 m, MRC score is 4/5 (thigh/calf), Forced vital capacity sitting/supine is 2.4/2.2 (L), Has started ERT

CaseNotHPOs: HP:0008956 (Thigh muscle atrophy)

GroupGenotypingMethod: Mutation Analysis on the GAA Gene

Variant1: NM_000152.4:c.1655T>C (p.Leu552Pro)

ClinVar: 279811 https://www.ncbi.nlm.nih.gov/clinvar/variation/279811/

gnomAD: European (Non-Finnish) 7.053e-5, Overall 3.188e-5 http://gnomad.broadinstitute.org/variant/17-78085800-T-C

Variant2: NM_000152.4:c.1688A>T (p.Gln563Leu)

CAID: CA401368995 https://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.4%3Ac.1688A%3ET

gnomAD: Not in gnomAD

CaseAddInfo: Late Onset Pompe Disease

Case#: Patient 5, Gender N/A, Onset at 5-6 months. Death at 1.5 years of age, Southeast Asian

DiseaseAssertion: Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: HP:0002094 HP:0001639. HP:0005165, HP:0001270, HP:0001252, HP:0001714, HP:0002090

(Hypertrophic Cardiomyopathy, Dyspnea, Shortened PR interval, Motor delay, Muscular hypotonia, Ventricular hypertrophy, Pneumonia )

CaseHPOFreeText: Death from heart failure and pneumonia

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

CasePreviousTesting: GAA activity in leukocytes was 0% of normal control value.

PCR of all exons was performed and subsequently subjected to capillary Sanger sequencing in both directions

Variant 1: NM_000152.5(GAA):c.1538A>G (p.Asp513Gly)

ClinVar: 638014

CAID: CA401367134

gnomAD: N/A

ParentalGenotype: Both parents carried the .1538A>G (p.Asp513Gly) variant in the GAA gene. There was no parental consanguinity

PreviouslyPublished: N/A

Patient2: Male, 40yo at diagnosis, 63yo at ERT

CasePresentingHPOs:

HPOsFreeText: anti rh-GAA antibodies tire = 1:6400, enzyme (μmol/g/h) = 0.36 (3-20), NIV used before and after ERT

CaseNotHPOs:

NotHPOsFreeText: mobility aid not used

CaseAddInfo: 23yr disease duration, variants in trans

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.4(GAA):c.-32-13T>G

Clinvar: 4027, https://www.ncbi.nlm.nih.gov/clinvar/variation/4027/

gnomAD: 0.003582, http://exac.broadinstitute.org/variant/17-78078341-T-G

Variant2: NM_000152.3:c.2135T>C

CAID: CA401370560, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/allele?hgvs=NM_000152.3%3Ac.2135T%3EC

gnomAD: n/a

Case#: Patient 6, Female, 5.5 months old at diagnosis, Asian

DiseaseAssertion: Pompe disease

FamilyInfo: N/A

CasePresentingHPOs: HP:0001252, HP:0001638

(Muscular hypotonia, Cardiomyopathy)

CaseHPOFreeText:

Previous to ERT, patient was invasively ventilated, and had . Also Aspiration and penetration with feeding and started on NG tube feeds at baseline

Current patient has marked axial and peripheral hypotonia, G-tube feeds and requires BiPAP at night. Patient has near-complete lower extremity immobility

CaseNotHPOs: N/A

CaseNotHPOFreeText: Antigravity movement in arms

CasePreviousTesting: N/A

Variant: NM_000152.5(GAA):c.525_526del (p.Asn177fs) Please double check

ClinVar: 189057

CAID: CA274328

gnomAD: N/A

ParentalGenotype: N/A

PreviouslyPublished: N/A

Patient8: Female, Serbian, mid 70s

CasePresentingHPOs: HP:0003325

HPOsFreeText: Normal CK levels

CaseNotHPOs: HP:0003236, HP:0002093

CaseAddInfo: late onset

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.3:c.2051C>G

CAID: CA401370340, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA401370340

gnomAD: n/a

Variant2: NM_000152.4(GAA):c.-32-13T>G

Clinvar: 4027, https://www.ncbi.nlm.nih.gov/clinvar/variation/4027/

gnomAD: 0.003582, http://exac.broadinstitute.org/variant/17-78078341-T-G

Patient7: male, 40yo, adult onset

CasePresentingHPOs:

HPOsFreeText: LOPD, BMI = 25.1 / 22.9 / 22.9, WGMS = 3 / 3 / 3

CaseNotHPOs: HP:0002355

NotHPOsFreeText: did not require respiratory support

CaseAddInfo:

CasePMIDs:

CasePreviousTesting: same as group

CaseGenotypingMethod: same as group

Variant1: NM_000152.4(GAA):c.-32-13T>G

Clinvar: 4027, https://www.ncbi.nlm.nih.gov/clinvar/variation/4027/

gnomAD: 0.003582, http://exac.broadinstitute.org/variant/17-78078341-T-G

Variant2: NM_000152.3:c.1291_1299del

CAID: CA658795248, http://reg.clinicalgenome.org/redmine/projects/registry/genboree_registry/by_caid?caid=CA658795248

gnomAD: n/a

PatientF1P4: Male, birth onset, prenatal diagnosis, Caucasian

HPOsFreeText: IOPD was confirmed with decreased acid GAA on a lymphocyte assay (6 nmol/hr/mg, control 36 nmol/hr/mg) and on a foreskin fibroblast sample,

CaseAddInfo: First cousin twice removed of F1P1, Mother carries both c.1880C>T and VUS c.1642G>T mutations in cis

Case#: Patient 3, male, 21 year old, ethnicity unknown

DiseaseAssertion: Pompe disease

FamilyInfo: No family history of muscle disease

CasePresentingHPOs: HP:0003236, HP:0100284

(Elevated serum creatine kinase, EMG: myotonic discharges

CaseHPOFreeText: Mild weakness (4/5) of iliopsoas muscles

Myotonic discharges in the lumbar paraspinal muscles

Elevated aspartate aminotransferase of 172 I/U ( Normal range 19–55 I/U)

Elevated alanine aminotransferase of 203 I/U (Normal range 19–72 I/U)

Serum CK was elevated at 1,373 U/L (normal range 70–185 U/L)

CaseNotHPOs:

CaseNotHPOFreeText: Normal alkaline phosphatase and γ-glutamyl transpeptidase levels.

Liver ultrasound and biopsy at an outside facility were normal

CasePreviousTesting: GAA level was 1.4 pmol/punch/h (normal range 10–49 pmol/punch/h)

Variant 1: NM_000152.5(GAA):c.-32-13T>G

ClinVar: 4027

CAID: CA116606

gnomAD: Hughest population MAF= 0.005541 (Ashkenazi Jewish)

Variant 2: NM_000152.5(GAA):c.877G>A (p.Gly293Arg)

ClinVar: 4036

CAID: CA116622

gnomAD: Highest population MAF= 0.00005704 (Latinos)

ParentalGenotype:N/A

PreviouslyPublished:N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case41: GT41b, Male, 13 years old, Chinese

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Affected sister is 41a in this study (See Supplemental Table S1)

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000421, HP:0000978

(Epistaxis, easy bruising)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.91del (p.Ala31Profs2) and NM_000419.3:c.2915dup (p.Leu973Alafs63)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA913203486 and CA8602531

gnomAD: MAF in the East Asian population is 0.0001088 http://gnomad.broadinstitute.org/variant/17-42452054-C-CG

Supplementary Table S1 & S2 Proband and Variant Information:

Case72: GT76, Male, 54 years old, French

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: HP:0002239, HP:0032551

(Gi bleeding, hemorrhoids)

CaseHPOFreeText: Moderate bleeding syndrome

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Type unknown for this proband

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.2421G>A (p.Trp807Ter)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399796017

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case8: GT9, Male, 86, French

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000421

(Epistaxis)

CaseHPOFreeText: Moderate mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed 10-20% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGB3

Variant: NM_000212.2:c.665T>C (p.Leu222Pro) and NM_000212.2:c.1871G>A (p.Cys624Tyr)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA291224887 and CA400032726

gnomAD: MAF in the European (non-Finnish) population 0.00006482 http://gnomad.broadinstitute.org/variant/17-45363676-T-C

Supplementary Table S1 & S2 Proband and Variant Information:

Case42: GT42, Male, 15 years old, Egyptian

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: HP:0012541, HP:0002239, HP:0031364, HP:0030137

(Cephalohematoma, GI bleeding, ecchymosis, prolonged bleeding after circumcision)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.2148dup (p.Leu717Alafs*3)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA915940304

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case33: GT36a, Female, 49 years old, Spanish

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Affected brother who is proband 36b and affected sister who is proband 36c in this study

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000421, HP:0000225

(Epistaxis, gingival bleeding)

CaseHPOFreeText: Bleeding at the onset of menses

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.131G>T (p.Gly44Val) and NM_000419.3:c.1440-13_1440-1de (p.Arg480Serfs*106)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399806881 and CA913184940

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case26: GT30, Female, age not specified, Caucasian

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Affected brother (See Supplementary Table 1)

ParentalGenotype: N/A

CasePresentingHPOs:

(Epistaxis, GI bleeding)

CaseHPOFreeText: Diffuse bruising mainly with trauma

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed 5-10% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGB3

Variant: NM_000212.2:c.777+1G>A

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8623036

gnomAD: MAF in the Latino population is 0.0006774 http://gnomad.broadinstitute.org/variant/17-45363789-G-A

Supplementary Table S1 & S2 Proband and Variant Information:

Case55: GT55, Female, 28, Argentinian/Brazilian

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Has an affected sister (this is all the information we are provided with)

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000225, HP:0000421

(Gingival bleeding, epistaxis)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed 11-22% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.647C>T (p.Ala216Val)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399805506

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case35: GT36c, Female, 47 years old, Spanish

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Affected sister who is proband 36 a and affected brother proband 36b

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000132, HP:0011891

(Menorrhagia, post-partum hemorrhage)

CaseHPOFreeText: Intra-abdominal hemorrhage and bleeding after trauma

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.131G>T (p.Gly44Val) and NM_000419.3:c.1440-13_1440-1de (p.Arg480Serfs*106)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399806881 and CA913184940

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case7: GT8, Male, 82 at death, French

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000978, HP:0000421, HP:0002239

(Easy bruising, epistaxis, GI bleeding

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed 10-15% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.2348+5G>C (p.Ser756Gly783delInsArg)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA290947484

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case47: GT47, Male, 11 years old, French

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Severe mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.832del (p.Asp278Ilefs*101)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA915940374

gnomAD: N/A

Supplementary Table S1 & S2 Proband and Variant Information:

Case12: GT13, Female, 14, French

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: HP:0000967 (Petechiae)

CaseHPOFreeText: Moderate bleeding syndrome

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% variant expression of αIIbβ3 (See Supplementary Table 1)

PlateletAggregation: Absent platelet aggregation (See Supplementary Table 1)

CasePreviousTesting: Sanger sequencing of ITGA2B and ITGB3

Gene: ITGA2B

Variant: NM_000419.3:c.682C>T (p.Gln228Ter) and NM_000419.3:c.1750C>T (p.Arg584Ter)

LegacyVariant: N/A

ClinVar: 2892

CAiD: CA399805421 and CA115834

gnomAD: MAF in the East Asian population is 0.0002176 http://gnomad.broadinstitute.org/variant/17-42457372-G-A

Case3: (GT-03) Male, age or ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Probands 1-9 are related to GT-03 see Table 1

ParentalGenotype: Parents may be included in Table 1; however, not specified so no information

CasePresentingHPOs: N/A

CaseHPOFreeText: Bleeding severity: N/A (See Supplemental Table 3)

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry performed and CD41 and CD61 not observed (See Supplementary Table 3)

PlateletAggregation: Minimal information (See Supplementary Table 3)

CasePreviousTesting: DNA was extracted from peripheral blood samples from patients and family members, and Sanger sequencing and PCR was performed. Samples were processed for targeted sequencing using the available SHGp heme panel of 393 genes.

Gene: ITGA2B

Variant: NM_000419.3:c.1210+5G>A

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA915940251

gnomAD: N/A

Case26: (GT-31) Female, age or ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Proband GT31-GT34 are related to GT31

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Bleeding severity: Information not available for this proband (See Supplementary Table 3)

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry performed and CD41 and CD61 were observed (See Supplementary Table 3)

PlateletAggregation: Minimal information (See Supplementary Table 3)

CasePreviousTesting: DNA was extracted from peripheral blood samples from patients and family members, and Sanger sequencing and PCR was performed. Samples were processed for targeted sequencing using the available SHGp heme panel of 393 genes.

Gene: ITGB3

Variant: NM_000212.2:c.2113del (p.Leu705Cysfs*4)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8623443

gnomAD: MAF in the East Asian population is 0.0001087 http://gnomad.broadinstitute.org/variant/17-45380183-TC-T

Case46: (GT-57) Male, age or ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Bleeding severity: Information not available (See Supplementary Table 3)

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry performed and CD41 and CD61 were observed (See Supplementary Table 3)

PlateletAggregation: Minimal information (See Supplementary Table 3)

CasePreviousTesting: DNA was extracted from peripheral blood samples from patients and family members, and Sanger sequencing and PCR was performed. Samples were processed for targeted sequencing using the available SHGp heme panel of 393 genes.

Gene: ITGB3

Variant: NM_000212.2:c.2113del (p.Leu705Cysfs*4)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8623443

gnomAD: MAF in East Asian population: 0.0001087 http://gnomad.broadinstitute.org/variant/17-45380183-TC-T

Case52: (GT-71) Gender, age, or ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Bleeding severity: Information not given (See Supplementary Table 3)

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry performed and CD41 and CD61 were observed (See Supplementary Table 3)

PlateletAggregation: Minimal information (See Supplementary Table 3)

CasePreviousTesting: DNA was extracted from peripheral blood samples from patients and family members, and Sanger sequencing and PCR was performed. Samples were processed for targeted sequencing using the available SHGp heme panel of 393 genes.

Gene: ITGA2B

Variant: NM_000419.3:c.1142C>T (p.Thr381Ile)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399804396

gnomAD: N/A

Case28: (GT-33) Female, age or ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Proband GT31-GT34 are related

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Bleeding severity: Moderate (See Supplementary Table 3)

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry performed and CD41 and CD61 were observed (See Supplementary Table 3)

PlateletAggregation: Minimal information (See Supplementary Table 3)

CasePreviousTesting: DNA was extracted from peripheral blood samples from patients and family members, and Sanger sequencing and PCR was performed. Samples were processed for targeted sequencing using the available SHGp heme panel of 393 genes.

Gene: ITGB3

Variant: NM_000212.2:c.2113del (p.Leu705Cysfs*4)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8623443

gnomAD: MAF in the East Asian population is 0.0001087 http://gnomad.broadinstitute.org/variant/17-45380183-TC-T

Case55: (GT-74) Gender, age, or ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Bleeding severity: Information not given (See Supplementary Table 3)

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry performed and CD41 and CD61 were observed (See Supplementary Table 3)

PlateletAggregation: Minimal information (See Supplementary Table 3)

CasePreviousTesting: DNA was extracted from peripheral blood samples from patients and family members, and Sanger sequencing and PCR was performed. Samples were processed for targeted sequencing using the available SHGp heme panel of 393 genes.

Gene: ITGB3

Variant: NM_000212.2:c.985A>G (p.Asn329Asp)

LegacyVariant: N/A

ClinVar: 323865

CAiD: CA8623107

gnomAD: MAF in Other population 0.0005534 http://gnomad.broadinstitute.org/variant/17-45367092-A-G

Case4: GT-4, gender, age, ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: Segregation analysis confirmed the presence of heterozygous mutations in carrier parents

CasePresentingHPOs: N/A

CaseHPOFreeText: Article mentions patients presented with variable bleeding diathesis and Table 1 shows the several phenotypes that were seen among the cohort of 13 patients in this study (this article does not state a specific bleeding phenotype for each proband) "Most of the patients had gross blood loss due to epistaxis (54%), cutaneous bleeding (58%) and menorrhagia (100% of women), while other common symptoms (oral cavity, gastrointestinal, following dental extraction or mild injuries, postpartum, or hematomas) were in general milder."

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed αIIbβ3 expression to be <5%

PlateletAggregation: Article mentions the disorder was indentified by platelet testing consisting in severely impaired aggregation in response to all physiological agonists and also TMA (See Table 4). Ristocetin-induced platelet aggregation was normal or reduced to some extent.

CasePreviousTesting: To detect mutations in ITGA2B or ITGB3, total RNA from peripheral blood was used for cDNA synthesis for RT-PCR. Using specific oligonucleotides and conditions, they amplified and sequenced ITGA2B and ITGB3 by Sanger sequencing, and every mutation found in cDNA was confirmed on DNA samples

Gene: ITGB3

Variant: M_000212.2:c.647A>G (p.Tyr216Cys)

LegacyVariant: (p.Tyr190Cys)

ClinVar: N/A

CAiD: CA400023432

gnomAD: N/A

Case3: GT-3, gender, age, ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia type II

FamilyInfo: N/A

ParentalGenotype: Segregation analysis confirmed the presence of heterozygous mutations in carrier parents

CasePresentingHPOs: N/A

CaseHPOFreeText: Article mentions patients presented with variable bleeding diathesis and Table 1 shows the several phenotypes that were seen among the cohort of 13 patients in this study (this article does not state a specific bleeding phenotype for each proband) "Most of the patients had gross blood loss due to epistaxis (54%), cutaneous bleeding (58%) and menorrhagia (100% of women), while other common symptoms (oral cavity, gastrointestinal, following dental extraction or mild injuries, postpartum, or hematomas) were in general milder."

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed αIIbβ3 expression between 5% and 20%

PlateletAggregation: Article mentions the disorder was indentified by platelet testing consisting in severely impaired aggregation in response to all physiological agonists and also TMA (See Table 4). Ristocetin-induced platelet aggregation was normal or reduced to some extent.

CasePreviousTesting: To detect mutations in ITGA2B or ITGB3, total RNA from peripheral blood was used for cDNA synthesis for RT-PCR. Using specific oligonucleotides and conditions, they amplified and sequenced ITGA2B and ITGB3 by Sanger sequencing, and every mutation found in cDNA was confirmed on DNA samples

Gene: ITGA2B

Variant: NM_000419.3:c.2113T>C (p.Cys705Arg)

LegacyVariant: (p.Cys674Arg) +31=705

ClinVar: N/A

CAiD: CA8602816

gnomAD: MAF in European (non-Finnish) population is 0.000008792 http://gnomad.broadinstitute.org/variant/17-42455140-A-G

PreviouslyPublished PMID: 9920835

Case2: GT-2, gender, age, ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: Segregation analysis confirmed the presence of heterozygous mutations in carrier parents

CasePresentingHPOs: N/A

CaseHPOFreeText: Article mentions patients presented with variable bleeding diathesis and Table 1 shows the several phenotypes that were seen among the cohort of 13 patients in this study (this article does not state a specific bleeding phenotype for each proband) "Most of the patients had gross blood loss due to epistaxis (54%), cutaneous bleeding (58%) and menorrhagia (100% of women), while other common symptoms (oral cavity, gastrointestinal, following dental extraction or mild injuries, postpartum, or hematomas) were in general milder."

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed <5% αIIbβ3 expression

PlateletAggregation: Article mentions the disorder was indentified by platelet testing consisting in severely impaired aggregation in response to all physiological agonists and also TMA (See Table 4). Ristocetin-induced platelet aggregation was normal or reduced to some extent.

CasePreviousTesting: To detect mutations in ITGA2B or ITGB3, total RNA from peripheral blood was used for cDNA synthesis for RT-PCR. Using specific oligonucleotides and conditions, they amplified and sequenced ITGA2B and ITGB3 by Sanger sequencing, and every mutation found in cDNA was confirmed on DNA samples

Gene: ITGA2B

Variant: NM_000419.3:c.641T>C (p.Leu214Pro) and NM_000419.3:c.2473_2481delinsTCACCTGGTC c.2473_2481delinsTCACCTGGTC

LegacyVariant: (p.Leu183Pro) + 31= 214

ClinVar: 2901

CAiD: CA115848 and CA915940289

gnomAD: N/A

PreviouslyPublished PMID: 9473221 (p.Leu214Pro)

Case1: GT-1, gender, age, ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia type II

FamilyInfo: N/A

ParentalGenotype: Segregation analysis confirmed the presence of heterozygous mutations in carrier parents

CasePresentingHPOs: N/A

CaseHPOFreeText: Article mentions patients presented with variable bleeding diathesis and Table 1 shows the several phenotypes that were seen among the cohort of 13 patients in this study (this article does not state a specific bleeding phenotype for each proband) "Most of the patients had gross blood loss due to epistaxis (54%), cutaneous bleeding (58%) and menorrhagia (100% of women), while other common symptoms (oral cavity, gastrointestinal, following dental extraction or mild injuries, postpartum, or hematomas) were in general milder."

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry revealed αIIbβ3 expression between 5% and 20%

PlateletAggregation: Article mentions the disorder was indentified by platelet testing consisting in severely impaired aggregation in response to all physiological agonists and also TMA (See Table 4). Ristocetin-induced platelet aggregation was normal or reduced to some extent.

CasePreviousTesting: To detect mutations in ITGA2B or ITGB3, total RNA from peripheral blood was used for cDNA synthesis for RT-PCR. Using specific oligonucleotides and conditions, they amplified and sequenced ITGA2B and ITGB3 by Sanger sequencing, and every mutation found in cDNA was confirmed on DNA samples

Gene: ITGB3

Variant: NM_000212.2:c.448A>G (p.Met150Val) and NM_000212.2:c.774_775del (p.Cys258Ter)

LegacyVariant: (p.Met124Val)

ClinVar: N/A

CAiD: CA8622961 and CA915940285

gnomAD: MAF in South Asian population is 0.00003266 http://gnomad.broadinstitute.org/variant/17-45361895-A-G

PreviouslyPublished PMID: 15583747 (p.Met124Val)

Table 3 Molecular Diagnosis of Patients with Glanzmann Thrombasthenia:

Case4: GT-4, age, gender, ethnicity not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: Patients presented with a variable bleeding diathesis; most patients had epistaxis (54%), cutaneous bleeding (58%), and menorrhagia (100% of women) while other common symptoms (oral cavity, GI, following dental extraction of mild injuries, postpartum, or hematomas) were in general milder. There is no specific phenotypes attached to probands in this paper.

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Flow cytometry showed that αIIbβ3 expression was less than 5%

PlateletAggregation: There was severely impaired aggregation in response to all physiological agonists, and ristocetin induced platelet agglutination was normal or reduced to some extent.

CasePreviousTesting: Total RNA from peripheral blood was used for cDNA synthesis for RT-PCR. Then, using specific oligonucleotides and conditions, they amplified and sequenced ITGA2B and ITGB3 by Sanger sequencing. Every mutation found in cDNA was confirmed in DNA samples.

Gene: ITGB3

Variant: NM_000212.2:c.569A>G (p.Tyr190Cys)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA400023236

gnomAD: N/A

Case1: Male, 5 years old, Swiss

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Family pedigree provided in Figure 1- blood samples for the study were obtained from the patient, his parents and 5 other members of his family and none of the other studied family members have experienced abnormal bleeding

ParentalGenotype: Studied and no mutation detected

CasePresentingHPOs: N/A

CaseHPOFreeText: Frequent mucocutaneous bleeding with transfusion being required shortly after birth

CaseNotHPOs: N/A

CaseNotHPOFreeText: N/A

ProteinExpression: <2% of the normal platelet content of GPIIb-IIIa as determined by flow cytometry

PlateletAggregation: Absence of platelet aggregation in response to ADP, epinephrine, thrombin and collagen; however, normal platelet agglutination with ristocetin

CasePreviousTesting: Using a PCR‐SSCP procedure and direct sequence analysis of PCR‐amplified DNA fragments, we have examined all exons and splice sites of the GPIIb and GPIIIa genes

Gene: ITGA2B

Variant: NM_000419.3:c.1063G>A (p.Glu355Lys) and NM_000419.3:c.1787T>C (p.Ile596Thr)

LegacyVariant: (p.Glu324Lys) and (p.Ile565Thr)

ClinVar: 2899 and 2900, respectively

CAiD: CA115844 and CA115846, respectively

gnomAD: MAF in the European (non-Finnish) population is 0.00001978 https://gnomad.broadinstitute.org/variant/17-42461008-C-T and the MAF in the European (non-Finnish) population is 0.0001325 https://gnomad.broadinstitute.org/variant/17-42457148-A-G

Case10: Patient FC

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs:

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: N/A

PlateletAggregation: N/A

CasePreviousTesting: The amplification of DNA fragments using PCR and their electrophoretic migration through a denaturing gradient was used to scan the entire coding region, splice site junctions and promoter regions of the GPIIb and GPIIIa genes for all 20 patients in this study

Gene: ITGA2B

Variant: NM_000419.3:c.2540T>C (p.Leu847Pro)

LegacyVariant: (p.Leu816Pro)

ClinVar: N/A

CAiD: CA399794666

gnomAD: MAF in the African population is 0.00006443 https://gnomad.broadinstitute.org/variant/17-42453262-A-G

Case12: Patient Ssab

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: N/A

PlateletAggregation: N/A

CasePreviousTesting: The amplification of DNA fragments using PCR and their electrophoretic migration through a denaturing gradient was used to scan the entire coding region, splice site junctions and promoter regions of the GPIIb and GPIIIa genes for all 20 patients in this study

Gene: ITGB3

Variant: NM_000212.2:c.1955A>T (p.His652Leu)

LegacyVariant: (p.His626Leu)

ClinVar: N/A

CAiD: CA400032927

gnomAD: N/A

Case16: Patient TG

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: N/A

PlateletAggregation: N/A

CasePreviousTesting: The amplification of DNA fragments using PCR and their electrophoretic migration through a denaturing gradient was used to scan the entire coding region, splice site junctions and promoter regions of the GPIIb and GPIIIa genes for all 20 patients in this study

Gene: ITGA2B

Variant: NM_000419.3:c.3061-1G>A

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399787972

gnomAD: N/A

Case1: Patient HMJ

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs:

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: N/A

PlateletAggregation: N/A

CasePreviousTesting: The amplification of DNA fragments using PCR and their electrophoretic migration through a denaturing gradient was used to scan the entire coding region, splice site junctions and promoter regions of the GPIIb and GPIIIa genes for all 20 patients in this study

Gene: ITGA2B

Variant: NM_000419.3:c.1544+1G>A

LegacyVariant: N/A

ClinVar: 2895

CAiD: CA10575473

gnomAD: N/A

Supplementary Table S1:

Case2: GT3, French, age and gender not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGB3

Variant: NM_000212.2:c.353T>A (p.Leu118His) and NM_000212.2:c.709_710del (p.Ser237Cysfs*13) and NM_000212.2:c.1732G>A (p.Asp578Asn)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA291224511 (p.Leu118His) and CA8623029 (p.Ser237Cysfs*13) and CA8623343 (p.Asp578Asn)

gnomAD: MAF in the European (non-Finnish) population in (p.Ser237Cysfs*13) is 0.00001796 https://gnomad.broadinstitute.org/variant/17-45363717-CAG-C and MAF in the Other population for (p.Asp578Asn) is 0.0008149 https://gnomad.broadinstitute.org/variant/17-45376715-G-A

Supplementary Table S1:

Case58: GT, French, gender and age are not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.1413C>G (p.Tyr471Ter) and other other variant is stated as "LR deletion" so I will note it as an Unknown Variant

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA290950376

gnomAD: MAF in the European (non-Finnish) population is 0.000008791 https://gnomad.broadinstitute.org/variant/17-42457994-G-C

Supplementary Table S1:

Case3: GT4, French Gypsy, gender and age not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.1544+1G>A (p.Val513Leufs*71)

LegacyVariant: N/A

ClinVar: 2895

CAiD: CA10575473

gnomAD: N/A

Supplementary Table S1:

Case57: GT67, French, gender and age are not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.1440-13_1440-1del (p.Arg480SerfsTer106) and NM_000419.3:c.1618C>T (p.Gln540Ter)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA913184940 and CA399802411

gnomAD: MAF in the African population is 0.000 https://gnomad.broadinstitute.org/variant/17-42457504-G-A

Supplementary Table S1:

Case19: GT22, French, gender and age not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.408+11C>A and NM_000419.3:c.1259T>C (p.Va;420Ala)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA915940333 and CA399803733

gnomAD: N/A

Supplementary Table S1:

Case36: GT42, Canadian/Egypt, gender and age not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.2148dup (p.Leu717AlafsTer3)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA915940304

gnomAD: N/A

Supplementary Table S1:

Case42: GT49, French/Spanish, gender and age not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.1440-13_1440-1del (p.Arg480SerfsTer106) and NM_000419.3:c.2113T>C (p.Cys705Arg)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA913184940 and CA8602816

gnomAD: MAF in the European (non-Finnish) population is 0.000008792 https://gnomad.broadinstitute.org/variant/17-42455140-A-G for the (p.Cys705Arg) variant

Supplementary Table S1:

Case45: GT53, Argentina/Brazil, gender and age not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGB3

Variant: NM_000212.2:c.356G>A (p.Arg119Gln) and NM_000212.2:c.1697G>A (p.Gly566Asp)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8622925 and CA400032338

gnomAD: MAF in the African population is 0.0002470 https://gnomad.broadinstitute.org/variant/17-45360910-G-A

Supplementary Table S1:

Case24: GT27, French, gender and age were not specified here

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGA2B

Variant: NM_000419.3:c.1413C>G (p.Tyr471Ter) and NM_000419.3:c.2468G>A (p.Gly823Glu)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA290950376 and CA399795351

gnomAD: MAF in the European (non-Finnish) population is 0.000008791 for (p.Tyr471Ter) MAF in the African population is 0.000 for p.Gly823Glu) https://gnomad.broadinstitute.org/variant/17-42453334-C-T

Supplementary Table S1:

Case31: GT38, Sweden/USA, gender and age not specified

DiseaseAssertion: Glanzmann thrombasthenia type I

FamilyInfo: N/A

ParentalGenotype: N/A

CasePresentingHPOs: N/A

CaseHPOFreeText: All patients had a life-long history of mucocutaneous bleeding

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: All patients in this study met the clinical and platelet function requirements for GT-- this includes an absent or strongly reduced expression of alphaIIbBeta3 in platelets

PlateletAggregation: All patients in this study met the clinical and platelet function requirements for GT-- this includes absent or severely reduced platelet aggregation with at least three physiological agonists

CasePreviousTesting: Sanger sequencing was performed. Sanger sequencing ensured coverage of all exons and splice sties of the ITGA2B and ITGB3 genes and extended 300-500 bp into the introns as well as including the UTR. They sequenced 416 bp upstream of the ITGA2B promoter and 463 bp upstream of the ITGB3 promoter. In total they sequenced 51.2% of the ITGA2B gene and 19.4% of the larger ITGB3 gene

Gene: ITGB3

Variant: NM_000212.2:c.79+1G>A and NM_000212.2:c.940-2A>G

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA400028478 and CA400025605

gnomAD: N/A

Supplementary Tables 1 and 2 combined information:

Case18: Gt18, Male, 20 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Available per Table 1; however, very minimal information

ParentalGenotype: Parents are consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000421

(Epistaxis)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.2671C>T (p.Gln891Ter)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8602626 (p.Gln891Ter)

gnomAD: N/A

Supplementary Tables 1 and 2 combined information:

Case36: GT36, Male, 8 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Not available per supplementary table 1

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421, HP:0002239

(Bruising, purpura, ecchymosis, epistaxis, gastrointestinal bleeding)

CaseHPOFreeText: Intestinal intrussusception

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGB3

Variant: NM_000212.2:c.1913+5G>T (c.1913+5G>T)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA8623377

gnomAD: MAF in the East Asian population 0.0001633 https://gnomad.broadinstitute.org/variant/17-45376901-G-T

Supplementary Tables 1 and 2 combined information:

Case27: GT27, Male, 29 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Available per Table 1; however, very minimal information

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364

(Bruising, purpura, ecchymosis)

CaseHPOFreeText: Post traumatic hemorrhage

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.2333A>C (p.Gln778Pro) This article is not completed-Meera

LegacyVariant: N/A

ClinVar: 225393

CAiD: CA290947544

gnomAD: MAF in East Asian population: 0.0001087 https://gnomad.broadinstitute.org/variant/17-42453691-T-G

Supplementary Tables 1 and 2 combined information:

Case10: GT10, Male, 8 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Not available per supplementary table 1

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421

(Bruising, purpura, ecchymosis, epistaxis)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.2236G>T (p.Glu746Ter)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399798321

gnomAD: N/A

Supplementary Tables 1 and 2 combined information:

Case15a: Male, 15 years old, brother to GT15b

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Available per Table 1, brother to GT15b

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421, HP:0000225

(Bruising, purpura, ecchymosis, epistaxis, gingival bleeding)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed 10-20% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP, a small response to collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGB3

Variant: NM_000212.2:c.1525del (p.Gln509Argfs*160) and NM_000212.2:c.1199G>A (p.Cys400Tyr)

LegacyVariant: N/A

ClinVar: 13562 (p.Cys400Tyr)

CAiD: CA915940237 (p.Gln509Argfs*160) and CA123244 (p.Cys400Tyr)

gnomAD: N/A

Supplementary Tables 1 and 2 combined information:

Case1: GT1, Female, 5 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Not available per supplementary table 1

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421

(Bruising, purpura, ecchymosis, epistaxis)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.1051C>T (p.Arg351Ter) and NM_000419.3:c.2029G>A (p.Glu677Lys)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA290954030 (p.Arg351Ter) and CA399800002 (p.Glu677Lys)

gnomAD: N/A

Supplementary Tables 1 and 2 combined information:

Case39: GT39, Male, 25 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Available per Table 1; however, very minimal information

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0100309 (Subdural hematoma)

CaseHPOFreeText: Post traumatic hemorrhage

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed 50-100% (variant) of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.2570G>T (p.Cys857Phe) and NM_000419.3:c.1769G>A (p.Arg590Gln)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399794409 (p.Cys857Phe) and CA8602943 (p.Arg590Gln)

gnomAD: MAF for (p.Arg590Gln) in the Latino population 0.0002314 https://gnomad.broadinstitute.org/variant/17-42457166-C-T

Supplementary Tables 1 and 2 combined information:

Case34: GT34, Male, 3 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Not available per supplementary table 1

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421,HP:0000225

(Bruising, purpura, ecchymosis, epistaxis, gingival bleeding)

CaseHPOFreeText: Post traumatic hemorrhage

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.432G>A (p.Trp144Ter)

LegacyVariant: N/A

ClinVar: N/A

CAiD: CA399805999

gnomAD: N/A

Supplementary Tables 1 and 2 combined information:

Case14: GT14, Female, 5 years old

DiseaseAssertion: Glanzmann thrombasthenia

FamilyInfo: Not available per supplementary table 1

ParentalGenotype: Parents are not consanguineous, no other genotype information available

CasePresentingHPOs: HP:0000978, HP:0000979, HP:0031364, HP:0000421, HP:0000225

(Bruising, purpura, ecchymosis, epistaxis, gingival bleeding)

CaseHPOFreeText: N/A

CaseNotHPOs: N/A

CaseNotHPOsFreeText: N/A

ProteinExpression: Showed <5% of αIIbβ3 expression measured by flow cytometry

PlateletAggregation: Platelet aggregation showed no response to ADP and collagen but normal response to ristocetin

CasePreviousTesting: All exons from ITGA2B and ITGB3 genes were amplified by PCR using intronic primers. DNA sequencing was determined by Sanger sequencing.

Gene: ITGA2B

Variant: NM_000419.3:c.2333A>C

LegacyVariant: N/A

ClinVar: 225393

CAiD: CA290947544

gnomAD: N/A