COL4A4

collagen type IV alpha 4 chain

Summary

This gene encodes one of the six subunits of type IV collagen, the major structural component of basement membranes. This particular collagen IV subunit, however, is only found in a subset of basement membranes. Like the other members of the type IV collagen gene family, this gene is organized in a head-to-head conformation with another type IV collagen gene so that each gene pair shares a common promoter. Mutations in this gene are associated with type II autosomal recessive Alport syndrome (hereditary glomerulonephropathy) and with familial benign hematuria (thin basement membrane disease). Two transcripts, differing only in their transcription start sites, have been identified for this gene and, as is common for collagen genes, multiple polyadenylation sites are found in the 3' UTR. [provided by RefSeq, Jul 2008]

Known Variants2,257 total

rsidPosition (GRCh37)AllelesClassClinVar
rs560335282:227,865,660G/C——
rs10544152:227,867,439G/C—benign
rs12804415102:227,867,442A/G—uncertain significance
rs8860556982:227,867,458T/C—uncertain significance
rs5699241852:227,867,496T/C—uncertain significance
rs7676135722:227,867,507A/G—uncertain significance
rs14819749182:227,867,543A/G—uncertain significance
rs8860556992:227,867,648C/A—uncertain significance
rs5740719102:227,867,656T/C—uncertain significance
rs8860557002:227,867,672G/A—uncertain significance
rs12333392492:227,867,678C/G—uncertain significance
rs1906021312:227,867,694G/A—uncertain significance
rs10544132:227,867,719G/A—benign
rs5409044462:227,867,847G/A—conflicting classifications of pathogenicity
rs5292591592:227,867,868T/A—uncertain significance
rs1471090712:227,867,877G/A—likely benign
rs8860557012:227,867,906T/A—uncertain significance
rs8860557022:227,867,935G/T—uncertain significance
rs10163551732:227,868,000T/C—uncertain significance
rs8860557032:227,868,093G/A—uncertain significance
rs8860557042:227,868,101A/G—uncertain significance
rs1921610292:227,868,103T/C—uncertain significance
rs1844738582:227,868,165C/T—uncertain significance
rs19614591362:227,868,250T/G—uncertain significance
rs5351031512:227,868,329A/C—uncertain significance
rs1492432822:227,868,351C/T—likely benign
rs1932398352:227,868,402A/G—uncertain significance
rs1479952992:227,868,405G/A—likely benign
rs7526326302:227,868,574G/C—uncertain significance
rs8860557052:227,868,580T/C—uncertain significance
rs5314063412:227,868,644A/G—uncertain significance
rs19615380662:227,868,687G/T—uncertain significance
rs8860557062:227,868,742T/C—uncertain significance
rs1850299602:227,868,772T/C—uncertain significance
rs563245942:227,868,854C/T—benign
rs5592228892:227,868,882G/T—uncertain significance
rs7485371092:227,868,885T/C—uncertain significance
rs1816520032:227,869,079T/C—uncertain significance
rs8860557072:227,869,096A/G—uncertain significance
rs1417957762:227,869,186G/A—uncertain significance
rs5310638422:227,869,192C/T—uncertain significance
rs19616679602:227,869,234A/C—uncertain significance
rs10439981572:227,869,309G/A—uncertain significance
rs8927420032:227,869,364A/C—uncertain significance
rs1392046552:227,869,394G/A—uncertain significance
rs5389943532:227,869,554G/T—uncertain significance
rs8921085162:227,869,619A/G—uncertain significance
rs770799512:227,869,730G/A—likely benign
rs8860557082:227,869,782C/T—uncertain significance
rs794439602:227,869,802A/G—likely benign
rs8860557102:227,869,972A/G—uncertain significance
rs8860557112:227,870,008C/T—uncertain significance
rs19618673042:227,870,020T/C—uncertain significance
rs10352801312:227,870,081G/T—uncertain significance
rs12892089142:227,870,111A/G—uncertain significance
rs8860557122:227,870,127T/A—uncertain significance
rs8860557132:227,870,239A/T—uncertain significance
rs5384531122:227,870,354A/C—uncertain significance
rs759404192:227,870,576A/T—benign
rs5735080412:227,870,577T/A—uncertain significance
rs8860557142:227,870,618A/G—uncertain significance
rs19619888422:227,870,644T/C—uncertain significance
rs8860557152:227,870,692T/G—uncertain significance
rs558690052:227,870,695A/G—uncertain significance
rs19620174002:227,870,749T/A—uncertain significance
rs8860557162:227,870,799G/A—uncertain significance
rs9241554822:227,870,851C/T—uncertain significance
rs13605255152:227,870,868A/G—uncertain significance
rs5451488302:227,870,870G/A—uncertain significance
rs8860557172:227,870,929C/T—uncertain significance
rs5609366852:227,870,977C/G—uncertain significance
rs9274360002:227,871,015C/T—uncertain significance
rs9036900282:227,871,110G/A—uncertain significance
rs3721469532:227,871,153C/A—uncertain significance
rs9529596542:227,871,158G/C—uncertain significance
rs8860557182:227,871,177G/C—uncertain significance
rs8860557192:227,871,178G/C—uncertain significance
rs1875394742:227,871,182T/G—uncertain significance
rs801427122:227,871,184C/T—uncertain significance
rs115566322:227,871,200C/T—likely benign
rs8860557202:227,871,208G/A—uncertain significance
rs1913940482:227,871,286A/G—uncertain significance
rs7529777162:227,871,294A/G—uncertain significance
rs1831477672:227,871,323C/G—likely benign
rs1502897172:227,871,336A/G—uncertain significance
rs796596652:227,871,460C/T—likely benign
rs7724023712:227,871,472G/T—uncertain significance
rs1494669952:227,871,550T/C—uncertain significance
rs772682302:227,871,569T/A—likely benign
rs19622753932:227,871,696A/T—uncertain significance
rs8860557212:227,871,720T/C—uncertain significance
rs15756856452:227,871,723A/C—uncertain significance
rs561966392:227,871,797G/T—uncertain significance
rs13055836912:227,871,819G/C—uncertain significance
rs8860557222:227,871,913C/T—uncertain significance
rs7676007582:227,871,993C/T—uncertain significance
rs5622655302:227,872,019G/T—uncertain significance
rs7696603712:227,872,041C/G—uncertain significance
rs7628856682:227,872,044G/A—likely benign
rs7685524852:227,872,050C/T—likely benign

Showing 100 of 2,257 variants. Use the SNP search for the full list.

Gene information from NCBI Gene. Variant classifications from ClinVar.