DNA Marker Index information for Chromosome: Y Marker: FGC75774Names and Aliases for this DNA Marker: FGC75774, Y83931.Chromosome Position in hg38 Human Genome assembly1: 7466132.Chromosome Position in hg19 assembly2: 7334173 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: G.