DNA Marker Index information for Chromosome: Y Marker: Y31877.2Names and Aliases for this DNA Marker: Y31877.2, rs1340942279.Chromosome Position in hg38 Human Genome assembly1: 7315969.Chromosome Position in hg19 assembly2: 7184010 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.