DNA Marker Index information for Chromosome: Y Marker: A225.1Names and Aliases for this DNA Marker: A225.1, A225, Y3646.1, Y3646, rs984889777.Chromosome Position in hg38 Human Genome assembly1: 17193773.Chromosome Position in hg19 assembly2: 19305653 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.