DNA Marker Index information for Chromosome: M Marker: T4023CNames and Aliases for this DNA Marker: T4023C, T4023, i3002125, rs878853034.Chromosome Position in hg38 Human Genome assembly1: 4023.Chromosome Position in hg19 assembly2: 4023 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.