DNA Marker Index information for Chromosome: Y Marker: Y33019Names and Aliases for this DNA Marker: Y33019, BY18743, ZQ24.Chromosome Position in hg38 Human Genome assembly1: 19388795.Chromosome Position in hg19 assembly2: 21550681 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.