DNA Marker Index information for Chromosome: Y Marker: CTS3103Names and Aliases for this DNA Marker: CTS3103, Z1954, rs757023019.Chromosome Position in hg38 Human Genome assembly1: 12554411.Chromosome Position in hg19 assembly2: 14666345 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: G.