DNA Marker Index information for Chromosome: Y Marker: FGC4977Names and Aliases for this DNA Marker: FGC4977, rs1035658721.Chromosome Position in hg38 Human Genome assembly1: 14071036.Chromosome Position in hg19 assembly2: 16182916 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.