DNA Marker Index information for Chromosome: Y Marker: Y21770.1Names and Aliases for this DNA Marker: Y21770.1, Y21770, rs866095427.Chromosome Position in hg38 Human Genome assembly1: 13041481.Chromosome Position in hg19 assembly2: 15153394 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.