DNA Marker Index information for Chromosome: Y Marker: FGC74874Names and Aliases for this DNA Marker: FGC74874, Y135649.Chromosome Position in hg38 Human Genome assembly1: 7183536.Chromosome Position in hg19 assembly2: 7051577 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.