DNA Marker Index information for Chromosome: Y Marker: FGC45299Names and Aliases for this DNA Marker: FGC45299, Y20308, rs991511815.Chromosome Position in hg38 Human Genome assembly1: 7881520.Chromosome Position in hg19 assembly2: 7749561 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.