DNA Marker Index information for Chromosome: Y Marker: BY177697.1Names and Aliases for this DNA Marker: BY177697.1, BY177697, Y156644.1, Y156644.Chromosome Position in hg38 Human Genome assembly1: 19213434.Chromosome Position in hg19 assembly2: 21375320 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.