DNA Marker Index information for Chromosome: M Marker: C12633TNames and Aliases for this DNA Marker: C12633T, C12633, i3001129, rs3926883.Chromosome Position in hg38 Human Genome assembly1: 12633.Chromosome Position in hg19 assembly2: 12633 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.