DNA Marker Index information for Chromosome: Y Marker: FGC12957Names and Aliases for this DNA Marker: FGC12957, rs1020005942.Chromosome Position in hg38 Human Genome assembly1: 7984177.Chromosome Position in hg19 assembly2: 7852218 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.