DNA Marker Index information for Chromosome: M Marker: A4158GNames and Aliases for this DNA Marker: A4158G, A4158, i4000767.Chromosome Position in hg38 Human Genome assembly1: 4158.Chromosome Position in hg19 assembly2: 4158 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.