DNA Marker Index information for Chromosome: Y Marker: PH554Names and Aliases for this DNA Marker: PH554, Y8938, rs751041383.Chromosome Position in hg38 Human Genome assembly1: 7373133.Chromosome Position in hg19 assembly2: 7241174 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: G.