DNA Marker Index information for Chromosome: Y Marker: FGC1729Names and Aliases for this DNA Marker: FGC1729, rs781249240.Chromosome Position in hg38 Human Genome assembly1: 20360318.Chromosome Position in hg19 assembly2: 22522204 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.