DNA Marker Index information for Chromosome: Y Marker: Z35840Names and Aliases for this DNA Marker: Z35840, B655, rs752089957.Chromosome Position in hg38 Human Genome assembly1: 12972057.Chromosome Position in hg19 assembly2: 15083967 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.