DNA Marker Index information for Chromosome: Y Marker: FGC2977Names and Aliases for this DNA Marker: FGC2977, rs919218020.Chromosome Position in hg38 Human Genome assembly1: 7932212.Chromosome Position in hg19 assembly2: 7800253 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.