DNA Marker Index information for Chromosome: Y Marker: BY42641.1Names and Aliases for this DNA Marker: BY42641.1, BY42641.Chromosome Position in hg38 Human Genome assembly1: 5553033.Chromosome Position in hg19 assembly2: 5421074 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.