DNA Marker Index information for Chromosome: Y Marker: BY138554.1Names and Aliases for this DNA Marker: BY138554.1, BY138554.Chromosome Position in hg38 Human Genome assembly1: 20351475.Chromosome Position in hg19 assembly2: 22513361 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.