DNA Marker Index information for Chromosome: Y Marker: MFY381Names and Aliases for this DNA Marker: MFY381, Z4105.2, rs367773699.Chromosome Position in hg38 Human Genome assembly1: 20075766.Chromosome Position in hg19 assembly2: 22237652 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.