DNA Marker Index information for Chromosome: Y Marker: FGC21980Names and Aliases for this DNA Marker: FGC21980, rs1183100739.Chromosome Position in hg38 Human Genome assembly1: 12236701.Chromosome Position in hg19 assembly2: 14357406 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.