DNA Marker Index information for Chromosome: M Marker: C4a1a3a1a1Names and Aliases for this DNA Marker: C4a1a3a1a1.Chromosome Position in hg38 Human Genome assembly1: 16093.Chromosome Position in hg19 assembly2: 16093 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.