DNA Marker Index information for Chromosome: Y Marker: ZS55Names and Aliases for this DNA Marker: ZS55, ZS5059, rs781453336.Chromosome Position in hg38 Human Genome assembly1: 7337892.Chromosome Position in hg19 assembly2: 7205933 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: C.