DNA Marker Index information for Chromosome: M Marker: B2b1'Names and Aliases for this DNA Marker: B2b1', B2b-T152C!, B2b-a.Chromosome Position in hg38 Human Genome assembly1: 152.Chromosome Position in hg19 assembly2: 152 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.