DNA Marker Index information for Chromosome: Y Marker: PH77.1Names and Aliases for this DNA Marker: PH77.1, PH77, rs769271839.Chromosome Position in hg38 Human Genome assembly1: 2964555.Chromosome Position in hg19 assembly2: 2832596 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.