DNA Marker Index information for Chromosome: Y Marker: BZ4981Names and Aliases for this DNA Marker: BZ4981, Y85157, rs979425387.Chromosome Position in hg38 Human Genome assembly1: 7983124.Chromosome Position in hg19 assembly2: 7851165 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.