DNA Marker Index information for Chromosome: Y Marker: Y31884.2Names and Aliases for this DNA Marker: Y31884.2, rs1187358902.Chromosome Position in hg38 Human Genome assembly1: 16136588.Chromosome Position in hg19 assembly2: 18248468 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.