DNA Marker Index information for Chromosome: Y Marker: FGC74890Names and Aliases for this DNA Marker: FGC74890, Y135589.Chromosome Position in hg38 Human Genome assembly1: 15248839.Chromosome Position in hg19 assembly2: 17360719 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.