DNA Marker Index information for Chromosome: Y Marker: FGC40657Names and Aliases for this DNA Marker: FGC40657, rs565753776.Chromosome Position in hg38 Human Genome assembly1: 6752079.Chromosome Position in hg19 assembly2: 6620120 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.