DNA Marker Index information for Chromosome: Y Marker: FGC8303Names and Aliases for this DNA Marker: FGC8303, Y3101, rs751031260.Chromosome Position in hg38 Human Genome assembly1: 20403825.Chromosome Position in hg19 assembly2: 22565711 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.