{{Rsnum
|rsid=28383479
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Orientation=minus
|ReferenceAllele=G
|MissenseAllele=A
|Chromosome=7
|position=99660516
|Gene=CYP3A5
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=CYP3A5,ZSCAN25
}}[[rs28383479]], also known as 19386G>A, is a SNP in the [[CYP3A5]] gene.

The [[rs28383479]](A) allele defines the CYP3A5*9 variant, which is nonfunctional.

{{PMID Auto
|PMID=18547414
|Title=Genotyping panel for assessing response to cancer chemotherapy.
|OA=1
}}

{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}