DNA Marker Index information for Chromosome: Y Marker: Z42487.1Names and Aliases for this DNA Marker: Z42487.1, Z42487, rs1261890392.Chromosome Position in hg38 Human Genome assembly1: 12554598.Chromosome Position in hg19 assembly2: 14666532 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.