DNA Marker Index information for Chromosome: Y Marker: P104Names and Aliases for this DNA Marker: P104, rs374477354, rs796137944.Chromosome Position in hg38 Human Genome assembly1: 13365945.Chromosome Position in hg19 assembly2: 15477825 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.