{{23andMe SNP
|Chromosome=Y
}}

{{hgsnp
|alternate_names=M31
|tree=ISOGG
|tree_build=5.08
|clade_haplogroup=A
|ancestral_haplogroup=A1
|derived_haplogroup=A1a
|ancestral_allele=G
|derived_allele=C
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}