DNA Marker Index information for Chromosome: Y Marker: BY37458.1Names and Aliases for this DNA Marker: BY37458.1, BY37458, rs749028135.Chromosome Position in hg38 Human Genome assembly1: 8623254.Chromosome Position in hg19 assembly2: 8491295 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.