MSR1

macrophage scavenger receptor 1

Summary

This gene encodes the class A macrophage scavenger receptors, which include three different types (1, 2, 3) generated by alternative splicing of this gene. These receptors or isoforms are macrophage-specific trimeric integral membrane glycoproteins and have been implicated in many macrophage-associated physiological and pathological processes including atherosclerosis, Alzheimer's disease, and host defense. The isoforms type 1 and type 2 are functional receptors and are able to mediate the endocytosis of modified low density lipoproteins (LDLs). The isoform type 3 does not internalize modified LDL (acetyl-LDL) despite having the domain shown to mediate this function in the types 1 and 2 isoforms. It has an altered intracellular processing and is trapped within the endoplasmic reticulum, making it unable to perform endocytosis. The isoform type 3 can inhibit the function of isoforms type 1 and type 2 when co-expressed, indicating a dominant negative effect and suggesting a mechanism for regulation of scavenger receptor activity in macrophages. [provided by RefSeq, Jul 2008]

Known Variants72 total

rsidPosition (GRCh37)AllelesClassClinVar
rs69851438:15,966,085C/G
rs3760170708:15,967,616G/Cuncertain significance
rs1387493998:15,967,628T/Cmissense variant
rs11690724598:15,967,638C/Guncertain significance
rs7723389928:15,967,656G/Auncertain significance
rs12056850228:15,967,727C/Glikely pathogenic
rs785535248:15,974,136A/Tintron variant
rs9936463878:15,977,930G/Cuncertain significance
rs10219426818:15,977,944G/Auncertain significance
rs5626255978:15,977,955G/Abenign
rs17999742998:15,977,993C/Tuncertain significance
rs7627674958:15,977,998C/Auncertain significance
rs359623648:15,978,021G/Abenign
rs24862936338:15,978,025C/Tuncertain significance
rs43381048:15,978,063C/Tbenign
rs7676086818:15,978,067C/Guncertain significance
rs341751908:15,978,111T/Cbenign
rs5501929968:15,978,123G/Tlikely benign
rs339886088:16,001,057A/Gbenign
rs15544669088:16,001,066C/Gpathogenic
rs133065408:16,001,086C/Tbenign
rs11749447238:16,007,793C/Tuncertain significance
rs1425346808:16,007,800C/Auncertain significance
rs7525340698:16,007,806T/Cuncertain significance
rs7537397468:16,007,814G/Tlikely pathogenic
rs14496286148:16,012,591C/Tuncertain significance
rs413417488:16,012,594G/Astop gainedpathogenic
rs7683601908:16,012,614G/Auncertain significance
rs12771656098:16,012,617C/Auncertain significance
rs7644856998:16,012,638G/Abenign
rs22293888:16,012,648G/Amissense variant
rs7729781078:16,012,654C/Tlikely pathogenic
rs339596378:16,012,710G/Tintron variant
rs1496008018:16,017,588C/Tintron variant
rs5735585098:16,021,597A/Guncertain significance
rs3879066458:16,021,631G/Cmissense variantpathogenic
rs12740943828:16,021,633T/Guncertain significance
rs24862633478:16,021,634C/Auncertain significance
rs5559651578:16,021,659C/Tlikely benign
rs7668534658:16,021,669T/Clikely pathogenic
rs7533922208:16,021,691C/Tuncertain significance
rs7579356908:16,021,700C/Tuncertain significance
rs12003575808:16,021,730T/Cuncertain significance
rs2019001878:16,021,753C/Tuncertain significance
rs7479128398:16,025,960C/Tlikely benign
rs133065508:16,025,964T/Csplice region variantbenign
rs1420686028:16,026,006C/Gbenign
rs7625299098:16,026,016A/Guncertain significance
rs7537896428:16,026,043G/Auncertain significance
rs3771340018:16,026,055A/Tbenign
rs1132501998:16,026,056T/Clikely benign
rs725523878:16,026,077C/Amissense variantuncertain significance
rs761475668:16,026,115G/Tbenign
rs1891103388:16,026,167A/Tuncertain significance
rs7732132458:16,026,206T/Cuncertain significance
rs13486738518:16,026,220T/Cuncertain significance
rs7678988718:16,026,229T/Cuncertain significance
rs2021867038:16,026,240G/Alikely benign
rs1498186188:16,026,243C/Tlikely benign
rs5690583588:16,026,304G/Alikely benign
rs2012900618:16,026,312T/Guncertain significance
rs7744831368:16,026,358G/Alikely benign
rs8680091308:16,032,696C/Tuncertain significance
rs5331307178:16,032,716G/Cuncertain significance
rs4145808:16,035,302T/C
rs1501318898:16,035,394C/Alikely benign
rs2013513398:16,035,422G/Aconflicting classifications of pathogenicity
rs351750818:16,035,430A/Clikely pathogenic
rs11622866438:16,035,475T/Clikely benign
rs7554995498:16,035,488A/Tbenign
rs3772110968:16,043,721G/Tlikely benign
rs1821905688:16,044,935C/Tintron variant

Gene information from NCBI Gene. Variant classifications from ClinVar.