2021
Computational prediction of protein subdomain stability in MYBPC3 enables clinical risk stratification in hypertrophic cardiomyopathy and enhances variant interpretation
Thompson AD, Helms AS, Kannan A, Yob J, Lakdawala NK, Wittekind SG, Pereira AC, Jacoby DL, Colan SD, Ashley EA, Saberi S, Ware JS, Ingles J, Semsarian C, Michels M, Mazzarotto F, Olivotto I, Ho CY, Day SM. Computational prediction of protein subdomain stability in MYBPC3 enables clinical risk stratification in hypertrophic cardiomyopathy and enhances variant interpretation. Genetics In Medicine 2021, 23: 1281-1287. PMID: 33782553, PMCID: PMC8257482, DOI: 10.1038/s41436-021-01134-9.Peer-Reviewed Original ResearchMeSH KeywordsCardiomyopathiesCardiomyopathy, HypertrophicCarrier ProteinsHumansMutationMutation, MissenseRisk AssessmentConceptsHypertrophic cardiomyopathyClinical riskMissense variantsSarcomeric Human Cardiomyopathy RegistryHigh clinical riskClinical risk stratificationAdverse eventsComposite endpointRisk stratificationHCM patientsCommon causePatientsLoss of functionUncertain significanceMYBPC3Missense VUSCardiomyopathyHigh rateSubstantial numberSupportive evidenceVUSRiskVariant interpretationEvent analysisMethodsAmong
2020
Associations Between Female Sex, Sarcomere Variants, and Clinical Outcomes in Hypertrophic Cardiomyopathy
Lakdawala NK, Olivotto I, Day SM, Han L, Ashley EA, Michels M, Ingles J, Semsarian C, Jacoby D, Jefferies JL, Colan SD, Pereira AC, Rossano JW, Wittekind S, Ware JS, Saberi S, Helms AS, Cirino AL, Leinwand LA, Seidman CE, Ho CY. Associations Between Female Sex, Sarcomere Variants, and Clinical Outcomes in Hypertrophic Cardiomyopathy. Circulation Genomic And Precision Medicine 2020, 14: e003062. PMID: 33284039, DOI: 10.1161/circgen.120.003062.Peer-Reviewed Original ResearchConceptsHypertrophic cardiomyopathyClinical outcomesNew York Heart Association IIIImplantable cardioverter-defibrillator utilizationSevere heart failure symptomsHeart failure symptomsReduced ejection fractionRetrospective cohort studyImpact of sexSex-based differencesHCM centersCause mortalityTract obstructionBaseline characteristicsCohort studyEjection fractionHeart failureVentricular arrhythmiasFemale sexHCM patientsMyocardial performanceFailure symptomsInternational registrySarcomere variantsHigh burdenSpatial and Functional Distribution of MYBPC3 Pathogenic Variants and Clinical Outcomes in Patients with Hypertrophic Cardiomyopathy
Helms AS, Thompson AD, Glazier AA, Hafeez N, Kabani S, Rodriguez J, Yob JM, Woolcock H, Mazzarotto F, Lakdawala NK, Wittekind SG, Pereira AC, Jacoby DL, Colan SD, Ashley EA, Saberi S, Ware JS, Ingles J, Semsarian C, Michels M, Olivotto I, Ho CY, Day SM. Spatial and Functional Distribution of MYBPC3 Pathogenic Variants and Clinical Outcomes in Patients with Hypertrophic Cardiomyopathy. Circulation Genomic And Precision Medicine 2020, 13: 396-405. PMID: 32841044, PMCID: PMC7676622, DOI: 10.1161/circgen.120.002929.Peer-Reviewed Original ResearchConceptsHypertrophic cardiomyopathyPathogenic variantsClinical outcomesSarcomeric Human Cardiomyopathy RegistryTruncating variantsHypertrophic cardiomyopathy cohortAdverse event ratesSimilar clinical severityDetailed genotype-phenotype correlationRat ventricular myocytesC10 domainCardiomyopathy cohortGenotype-phenotype correlationMyofilament incorporationFamilial hypertrophic cardiomyopathyClinical severityGenotyped patientsCommon causeMorphological severityTime-event analysisCardiac morphologyPatientsLoss of functionCardiomyopathyVentricular myocytes