DNA Marker Index information for Chromosome: Y Marker: BY32021Names and Aliases for this DNA Marker: BY32021, Y106332, rs772477770.Chromosome Position in hg38 Human Genome assembly1: 19229970.Chromosome Position in hg19 assembly2: 21391856 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.