DNA Marker Index information for Chromosome: Y Marker: F23491.1Names and Aliases for this DNA Marker: F23491.1, F23491.Chromosome Position in hg38 Human Genome assembly1: 17137310.Chromosome Position in hg19 assembly2: 19249190 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.