DNA Marker Index information for Chromosome: Y Marker: CTS10774Names and Aliases for this DNA Marker: CTS10774, M4661, rs546308552.Chromosome Position in hg38 Human Genome assembly1: 20608321.Chromosome Position in hg19 assembly2: 22770207 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.