DNA Marker Index information for Chromosome: M Marker: X2b1'Names and Aliases for this DNA Marker: X2b1', X2b-T226C, X2b-a.Chromosome Position in hg38 Human Genome assembly1: 226.Chromosome Position in hg19 assembly2: 226 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.