DNA Marker Index information for Chromosome: Y Marker: Z38451Names and Aliases for this DNA Marker: Z38451.1, Z38451, rs776474411, Z38451.2, Z38451.3, Z38451.4.Chromosome Position in hg38 Human Genome assembly1: 7888788.Chromosome Position in hg19 assembly2: 7756829 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.