DNA Marker Index information for Chromosome: Y Marker: Z1874Names and Aliases for this DNA Marker: Z1874, PF4826, AM01339, rs371185957.Chromosome Position in hg38 Human Genome assembly1: 19226677.Chromosome Position in hg19 assembly2: 21388563 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: G.