DNA Marker Index information for Chromosome: Y Marker: V2639.4Names and Aliases for this DNA Marker: V2639.4, M9771.4, rs113874383.Chromosome Position in hg38 Human Genome assembly1: 12736870.Chromosome Position in hg19 assembly2: 14848804 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.