LAMC3

laminin subunit gamma 3

Summary

Laminins, a family of extracellular matrix glycoproteins, are the major noncollagenous constituent of basement membranes. They have been implicated in a wide variety of biological processes including cell adhesion, differentiation, migration, signaling, neurite outgrowth and metastasis. Laminins are composed of 3 non identical chains: laminin alpha, beta and gamma (formerly A, B1, and B2, respectively) and they form a cruciform structure consisting of 3 short arms, each formed by a different chain, and a long arm composed of all 3 chains. Each laminin chain is a multidomain protein encoded by a distinct gene. Several isoforms of each chain have been described. Different alpha, beta and gamma chain isomers combine to give rise to different heterotrimeric laminin isoforms which are designated by Arabic numerals in the order of their discovery, i.e. alpha1beta1gamma1 heterotrimer is laminin 1. The biological functions of the different chains and trimer molecules are largely unknown, but some of the chains have been shown to differ with respect to their tissue distribution, presumably reflecting diverse functions in vivo. This gene encodes the gamma chain isoform laminin, gamma 3. The gamma 3 chain is most similar to the gamma 1 chain, and contains all the 6 domains expected of the gamma chain. It is a component of laminin 12. The gamma 3 chain is broadly expressed in skin, heart, lung, and the reproductive tracts. In skin, it is seen within the basement membrane of the dermal-epidermal junction at points of nerve penetration. Gamma 3 is also a prominent element of the apical surface of ciliated epithelial cells of lung, oviduct, epididymis, ductus deferens, and seminiferous tubules. The distribution of gamma 3-containing laminins along ciliated epithelial surfaces suggests that the apical laminins are important in the morphogenesis and structural stability of the ciliated processes of these cells. [provided by RefSeq, Aug 2011]

Known Variants1,358 total

rsidPosition (GRCh37)AllelesClassClinVar
rs778501429:133,884,348T/C—benign
rs797126669:133,884,349T/G—likely benign
rs5409831259:133,884,555C/G—likely benign
rs1121018289:133,884,560C/G—benign
rs5331705059:133,884,563G/A—likely benign
rs1378832509:133,884,600T/C—conflicting classifications of pathogenicity
rs14509595529:133,884,606C/T—uncertain significance
rs11316916919:133,884,615C/T—uncertain significance
rs7816248419:133,884,628G/T—likely benign
rs24906405329:133,884,640G/A—likely benign
rs24906405609:133,884,643A/C—likely benign
rs18333571929:133,884,650G/A—uncertain significance
rs13489761999:133,884,653G/T—uncertain significance
rs14611237709:133,884,655C/T—likely benign
rs10527418629:133,884,659G/T—uncertain significance
rs7461819579:133,884,660C/T—uncertain significance
rs21331928759:133,884,664C/A—likely benign
rs12612376889:133,884,672C/T—uncertain significance
rs132863589:133,884,676T/C—benign
rs1162591209:133,884,693G/T—benign
rs13321429579:133,884,697G/T—likely benign
rs24906409809:133,884,699A/C—uncertain significance
rs9973922799:133,884,706C/T—likely benign
rs18333603239:133,884,711C/T—uncertain significance
rs12902789849:133,884,712G/C—likely benign
rs24906411279:133,884,721G/C—uncertain significance
rs21331930639:133,884,724C/T—likely benign
rs12404420469:133,884,729C/T—uncertain significance
rs14886548049:133,884,742C/T—likely benign
rs11958532309:133,884,743G/T—uncertain significance
rs14157835489:133,884,746C/T—pathogenic
rs2019627059:133,884,747A/G—likely benign
rs14163650259:133,884,754G/T—likely benign
rs8885089249:133,884,763C/G—uncertain significance
rs13633709599:133,884,770C/T—uncertain significance
rs12844760349:133,884,772G/A—likely benign
rs13581843629:133,884,775C/G—likely benign
rs13542556229:133,884,788C/A—uncertain significance
rs9346804189:133,884,791C/A—uncertain significance
rs7624811049:133,884,802C/T—likely benign
rs7606087839:133,884,807G/A—uncertain significance
rs3761839699:133,884,808C/T—likely benign
rs9474438659:133,884,809G/T—uncertain significance
rs10389123389:133,884,814G/A—likely benign
rs37395129:133,884,820T/G—likely benign
rs21331935309:133,884,824C/T—pathogenic
rs13472424979:133,884,827C/A—uncertain significance
rs18333674659:133,884,832C/G—uncertain significance
rs7721948269:133,884,837C/T—uncertain significance
rs3684492209:133,884,839G/A—uncertain significance
rs24906421249:133,884,848C/G—uncertain significance
rs18333686829:133,884,857C/G—uncertain significance
rs21331936949:133,884,863G/A—uncertain significance
rs7815068439:133,884,865C/T—likely benign
rs21331937059:133,884,866T/G—uncertain significance
rs5582485549:133,884,872C/G—uncertain significance
rs13009919999:133,884,876C/T—uncertain significance
rs13700876679:133,884,877C/T—likely benign
rs1417584639:133,884,891A/G—uncertain significance
rs7716574389:133,884,898G/C—conflicting classifications of pathogenicity
rs12121366959:133,884,900G/C—uncertain significance
rs7727379579:133,884,902A/T—uncertain significance
rs24906423769:133,884,913G/A—likely benign
rs5390554729:133,884,918C/A—uncertain significance
rs21331938789:133,884,919G/T—likely benign
rs7709494109:133,884,926G/C—uncertain significance
rs7764020279:133,884,927C/T—uncertain significance
rs3728925869:133,884,931C/A—likely benign
rs3764941329:133,884,937G/A—likely benign
rs24906425569:133,884,940G/A—likely benign
rs7649249669:133,884,941T/G—uncertain significance
rs13201950449:133,884,942A/G—uncertain significance
rs13744609619:133,884,944C/A—uncertain significance
rs12317094559:133,884,945C/A—uncertain significance
rs21331940349:133,884,946C/T—likely benign
rs24906426169:133,884,947A/G—uncertain significance
rs18333735109:133,884,948C/T—uncertain significance
rs13305273629:133,884,951C/T—uncertain significance
rs5578225189:133,884,952G/A—likely benign
rs1505593849:133,884,960T/C—conflicting classifications of pathogenicity
rs7632700399:133,884,965C/G—uncertain significance
rs1404614199:133,884,969G/T—likely benign
rs7659259469:133,884,981G/A—likely benign
rs7508913799:133,884,984G/T—likely benign
rs24906427869:133,884,987T/C—likely benign
rs24906427909:133,884,988G/A—likely benign
rs5435662439:133,884,994A/G—likely benign
rs604948769:133,885,073G/T—benign
rs12258266989:133,901,654C/T—likely benign
rs3739301799:133,901,655C/T—likely benign
rs1452838869:133,901,656G/A—benign
rs7746878379:133,901,669C/T—uncertain significance
rs13625114729:133,901,677G/C—uncertain significance
rs14329974129:133,901,681A/T—uncertain significance
rs21332257729:133,901,687T/G—uncertain significance
rs7504613109:133,901,690C/T—uncertain significance
rs7668201649:133,901,693A/G—uncertain significance
rs13766872529:133,901,698A/C—likely benign
rs7553036699:133,901,715C/T—likely benign
rs7568731919:133,901,720G/A—uncertain significance

Showing 100 of 1,358 variants. Use the SNP search for the full list.

Gene information from NCBI Gene. Variant classifications from ClinVar.