DNA Marker Index information for Chromosome: Y Marker: Z21084.1Names and Aliases for this DNA Marker: Z21084.1, Z21084, Z4416.2, rs780438079.Chromosome Position in hg38 Human Genome assembly1: 7420474.Chromosome Position in hg19 assembly2: 7288515 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.