DNA Marker Index information for Chromosome: Y Marker: FGC9493Names and Aliases for this DNA Marker: FGC9493, Y5478, rs754568157.Chromosome Position in hg38 Human Genome assembly1: 19264451.Chromosome Position in hg19 assembly2: 21426337 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.