DNA Marker Index information for Chromosome: M Marker: T12903CNames and Aliases for this DNA Marker: T12903C, T12903, i3001150, rs878853027.Chromosome Position in hg38 Human Genome assembly1: 12903.Chromosome Position in hg19 assembly2: 12903 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.