DNA Marker Index information for Chromosome: Y Marker: P303Names and Aliases for this DNA Marker: P303, Page108, PAGES00108, PF3340, Z765, S135, Z765P303, rs72625365.Chromosome Position in hg38 Human Genome assembly1: 19483462.Chromosome Position in hg19 assembly2: 21645348 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.