DNA Marker Index information for Chromosome: M Marker: C12498TNames and Aliases for this DNA Marker: C12498T, C12498, i4000840.Chromosome Position in hg38 Human Genome assembly1: 12498.Chromosome Position in hg19 assembly2: 12498 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.