DNA Marker Index information for Chromosome: Y Marker: Z780.1Names and Aliases for this DNA Marker: Z780.1, Z780, M971, rs561417955.Chromosome Position in hg38 Human Genome assembly1: 8642499.Chromosome Position in hg19 assembly2: 8510540 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.