DNA Marker Index information for Chromosome: Y Marker: CTS9423Names and Aliases for this DNA Marker: CTS9423, S4249, rs773136173.Chromosome Position in hg38 Human Genome assembly1: 16771545.Chromosome Position in hg19 assembly2: 18883425 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.