DNA Marker Index information for Chromosome: M Marker: A493ACNames and Aliases for this DNA Marker: A493AC, 499.1C, 494.1C.Chromosome Position in hg38 Human Genome assembly1: 499.Chromosome Position in hg19 assembly2: 499 .Ancestral marker allele value: ins.Derived, alternative, or mutated marker allele value: C.