{{Rsnum
|rsid=121912827
|Chromosome=2
|Orientation=plus
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
|Gene=COL4A3
|position=227289222
|Gene_s=COL4A3
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
}}{{omim
|id=120070
|rsnum=121912827
|variant=0008
}}{{ClinVar
|rsid=121912827
|Reversed=0
|FwdREF=G
|FwdALT=T
|REF=G
|ALT=T
|RSPOS=228153938
|CHROM=2
|dbSNPBuildID=133
|SSR=0
|SAO=1
|VP=0x050068000000000002110100
|GENEINFO=COL4A3:1285; AC097662.2:654841
|GENE_NAME=COL4A3; AC097662.2
|GENE_ID=1285; 654841
|WGT=0
|VC=SNV
|CLNALLE=1
|CLNHGVS=NC_000002.11:g.228153938G>T
|CLNSRC=OMIM Allelic Variant
|CLNORIGIN=0
|CLNSRCID=120070.0008
|CLNSIG=5
|CLNCUI=C0241908
|CLNDBN=Benign familial hematuria
|Disease=Benign familial hematuria
|CLNACC=RCV000019042.26
|Tags=PM;PMC;OTHERKG;LSD;OM
|CLNDSDB=MedGen:OMIM:SNOMED_CT
|CLNDSDBID=C0241908:141200:236421001
}}{{PMID|11961012}} Mutations in theCOL4A4 and COL4A3 genes cause familial benign hematuria.