DNA Marker Index information for Chromosome: M Marker: H2a1n'a1Names and Aliases for this DNA Marker: H2a1n'a1.Chromosome Position in hg38 Human Genome assembly1: 1555.Chromosome Position in hg19 assembly2: 1555 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.