DNA Marker Index information for Chromosome: Y Marker: CTS1974Names and Aliases for this DNA Marker: CTS1974, M4216, Z1775, rs557150348.Chromosome Position in hg38 Human Genome assembly1: 12017949.Chromosome Position in hg19 assembly2: 14138655 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.