DNA Marker Index information for Chromosome: Y Marker: Y194030.1Names and Aliases for this DNA Marker: Y194030.1, Y194030, rs540747770.Chromosome Position in hg38 Human Genome assembly1: 6794672.Chromosome Position in hg19 assembly2: 6662713 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.