{{Rsnum
|rsid=72549334
|Chromosome=1
|Orientation=plus
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene=FMO3
|position=171117317
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=FMO3
}}[[rs72549334]], also known as Arg492Trp, is a SNP in the [[FMO3]] gene. In the homozygous minor genotype, it has been reported to lead to [[trimethylaminuria]].{{PMID|10338091}}
{{omim
|id=136132
|rsnum=72549334
|variant=0005
}}{{ClinVar
|rsid=72549334
|Reversed=0
|FwdREF=C
|FwdALT=T
|REF=C
|ALT=T
|RSPOS=171117317
|CHROM=1
|dbSNPBuildID=130
|SSR=0
|SAO=1
|VP=0x050060000a05000002110100
|GENEINFO=FMO3:2328
|GENE_NAME=FMO3
|GENE_ID=2328
|WGT=1
|VC=SNV
|CLNALLE=1
|CLNHGVS=NC_000001.11:g.171117317C>T
|CLNSRC=ClinVar; OMIM Allelic Variant
|CLNORIGIN=1
|CLNSRCID=NM_001002294.2:c.1474C>T; 136132.0005
|CLNSIG=5
|CLNCUI=C0342739
|CLNDBN=Trimethylaminuria
|Disease=Trimethylaminuria
|CLNACC=RCV000017702.26
|Tags=PM;NSM;REF;ASP;OTHERKG;LSD;OM
|CLNDSDB=GeneReviews:MedGen:OMIM:SNOMED_CT
|CLNDSDBID=NBK1103:C0342739:602079:237959005
}}