DNA Marker Index information for Chromosome: Y Marker: BY13143Names and Aliases for this DNA Marker: BY13143, A12412, rs938771104.Chromosome Position in hg38 Human Genome assembly1: 8322703.Chromosome Position in hg19 assembly2: 8190744 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.