DNA Marker Index information for Chromosome: Y Marker: ZZ31Names and Aliases for this DNA Marker: ZZ31, ZZ31_1, ZZ31_2.Chromosome Position in hg38 Human Genome assembly1: 16190264.Chromosome Position in hg19 assembly2: 18302144 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.