{{23andMe SNP
|Chromosome=Y
}}

{{ haplogroup snp }}

{{hgsnp
|alternate_names=P77
|tree=ISOGG
|tree_build=5
|clade_haplogroup=T
|ancestral_haplogroup=T
|derived_haplogroup=T2
|ancestral_allele=G
|derived_allele=A
}}