DNA Marker Index information for Chromosome: Y Marker: MPB401.1Names and Aliases for this DNA Marker: MPB401.1, MPB401, Y125520.Chromosome Position in hg38 Human Genome assembly1: 8472357.Chromosome Position in hg19 assembly2: 8340398 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.