DNA Marker Index information for Chromosome: Y Marker: FGC23742Names and Aliases for this DNA Marker: FGC23742, rs1226067137.Chromosome Position in hg38 Human Genome assembly1: 26542322.Chromosome Position in hg19 assembly2: 28688469 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.