DNA Marker Index information for Chromosome: M Marker: A7771GNames and Aliases for this DNA Marker: A7771G, A7771, rs28358880, rs368038563.Chromosome Position in hg38 Human Genome assembly1: 7771.Chromosome Position in hg19 assembly2: 7771 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.