DNA Marker Index information for Chromosome: Y Marker: FGC12146Names and Aliases for this DNA Marker: FGC12146, Y7805, rs1021932901.Chromosome Position in hg38 Human Genome assembly1: 12714831.Chromosome Position in hg19 assembly2: 14826764 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.