DNA Marker Index information for Chromosome: Y Marker: BY9881.1Names and Aliases for this DNA Marker: BY9881.1, BY9881, rs974892170.Chromosome Position in hg38 Human Genome assembly1: 16284462.Chromosome Position in hg19 assembly2: 18396342 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.