{{Rsnum
|rsid=72549321
|Chromosome=1
|Orientation=plus
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene=FMO3
|position=171103806
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=FMO3,MIR1295A
}}[[rs72549321]], also known as Ala52Thr, is a SNP in the [[FMO3]] gene. The homozygous minor genotype for this SNP has been reported in a single patient with [[trimethylaminuria]].{{PMID|10479479}}

{{omim
|id=136132
|rsnum=72549321
|variant=0008
}}{{ClinVar
|rsid=72549321
|Reversed=0
|FwdREF=G
|FwdALT=A
|REF=G
|ALT=A
|RSPOS=171103806
|CHROM=1
|dbSNPBuildID=130
|SSR=0
|SAO=1
|VP=0x0502600a0a05000002110100
|GENEINFO=FMO3:2328; MIR1295A:100302178
|GENE_NAME=FMO3; MIR1295A
|GENE_ID=2328; 100302178
|WGT=1
|VC=SNV
|CLNALLE=1
|CLNHGVS=NC_000001.11:g.171103806G>A
|CLNSRC=ClinVar; OMIM Allelic Variant
|CLNORIGIN=1
|CLNSRCID=NM_001002294.2:c.154G>A; NR_031627.1:n.-2000C>T; 136132.0008
|CLNSIG=5
|CLNCUI=C0342739
|CLNDBN=Trimethylaminuria
|Disease=Trimethylaminuria
|CLNACC=RCV000017700.26
|Tags=PM;S3D;NSM;REF;INT;R5;ASP;OTHERKG;LSD;OM
|CLNDSDB=GeneReviews:MedGen:OMIM:SNOMED_CT
|CLNDSDBID=NBK1103:C0342739:602079:237959005
}}