DNA Marker Index information for Chromosome: Y Marker: Z19128Names and Aliases for this DNA Marker: Z19128, YP750, rs777578231.Chromosome Position in hg38 Human Genome assembly1: 12144140.Chromosome Position in hg19 assembly2: 14264846 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.