DNA Marker Index information for Chromosome: Y Marker: FGC12021Names and Aliases for this DNA Marker: FGC12021, rs1004703508.Chromosome Position in hg38 Human Genome assembly1: 8740918.Chromosome Position in hg19 assembly2: 8608959 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.