Beyond the cardiac myofilament: hypertrophic cardiomyopathy- associated mutations in genes that encode calcium-handling proteins.

dc.contributor.author

Landstrom, AP

dc.contributor.author

Ackerman, MJ

dc.date.accessioned

2020-04-01T13:39:39Z

dc.date.available

2020-04-01T13:39:39Z

dc.date.issued

2012-06

dc.date.updated

2020-04-01T13:39:38Z

dc.description.abstract

Traditionally regarded as a genetic disease of the cardiac sarcomere, hypertrophic cardiomyopathy (HCM) is the most common inherited cardiovascular disease and a significant cause of sudden cardiac death. While the most common etiologies of this phenotypically diverse disease lie in a handful of genes encoding critical contractile myofilament proteins, approximately 50% of patients diagnosed with HCM worldwide do not host sarcomeric gene mutations. Recently, mutations in genes encoding calcium-sensitive and calcium-handling proteins have been implicated in the pathogenesis of HCM. Among these are mutations in TNNC1- encoded cardiac troponin C, PLN-encoded phospholamban, and JPH2-encoded junctophilin 2 which have each been associated with HCM in multiple studies. In addition, mutations in RYR2-encoded ryanodine receptor 2, CASQ2-encoded calsequestrin 2, CALR3-encoded calreticulin 3, and SRI-encoded sorcin have been associated with HCM, although more studies are required to validate initial findings. While a relatively uncommon cause of HCM, mutations in genes that encode calcium-handling proteins represent an emerging genetic subset of HCM. Furthermore, these naturally occurring disease-associated mutations have provided useful molecular tools for uncovering novel mechanisms of disease pathogenesis, increasing our understanding of basic cardiac physiology, and dissecting important structure-function relationships within these proteins.

dc.identifier

CMM-EPUB-20120418-004

dc.identifier.issn

1566-5240

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1875-5666

dc.identifier.uri

https://hdl.handle.net/10161/20321

dc.language

eng

dc.publisher

Bentham Science Publishers Ltd.

dc.relation.ispartof

Current molecular medicine

dc.relation.isversionof

10.2174/156652412800620020

dc.subject

Humans

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Cardiomyopathy, Hypertrophic

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Calcium

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Calcium-Binding Proteins

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Troponin

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Membrane Proteins

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Mutation

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Models, Biological

dc.title

Beyond the cardiac myofilament: hypertrophic cardiomyopathy- associated mutations in genes that encode calcium-handling proteins.

dc.type

Journal article

duke.contributor.orcid

Landstrom, AP|0000-0002-1878-9631

pubs.begin-page

507

pubs.end-page

518

pubs.issue

5

pubs.organisational-group

School of Medicine

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Cell Biology

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Pediatrics, Cardiology

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Duke

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Basic Science Departments

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Pediatrics

pubs.organisational-group

Clinical Science Departments

pubs.publication-status

Published

pubs.volume

12

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