{{23andMe SNP
|Chromosome=Y
}}

{{hgsnp
|alternate_names=P28
|tree=ISOGG
|tree_build=5.08
|clade_haplogroup=A
|ancestral_haplogroup=A2
|derived_haplogroup=A2b
|ancestral_allele=C
|derived_allele=T
}}

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