DNA Marker Index information for Chromosome: Y Marker: Y12091Names and Aliases for this DNA Marker: Y12091, FGC30984, rs1030625621.Chromosome Position in hg38 Human Genome assembly1: 21111819.Chromosome Position in hg19 assembly2: 23273705 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.