DNA Marker Index information for Chromosome: Y Marker: BY15550Names and Aliases for this DNA Marker: BY15550, FGC32646, rs978070790.Chromosome Position in hg38 Human Genome assembly1: 7078511.Chromosome Position in hg19 assembly2: 6946552 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.