DNA Marker Index information for Chromosome: Y Marker: BY138998.1Names and Aliases for this DNA Marker: BY138998.1, BY138998, B1019.Chromosome Position in hg38 Human Genome assembly1: 20396266.Chromosome Position in hg19 assembly2: 22558152 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: A.