DNA Marker Index information for Chromosome: Y Marker: BY204995.1Names and Aliases for this DNA Marker: BY204995.1, BY204995.Chromosome Position in hg38 Human Genome assembly1: 20126740.Chromosome Position in hg19 assembly2: 22288626 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.