DNA Marker Index information for Chromosome: M Marker: T489CNames and Aliases for this DNA Marker: T489C, T489, MitoT491C, rs28625645.Chromosome Position in hg38 Human Genome assembly1: 489.Chromosome Position in hg19 assembly2: 489 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.