DNA Marker Index information for Chromosome: Y Marker: GG268.1Names and Aliases for this DNA Marker: GG268.1, GG268.Chromosome Position in hg38 Human Genome assembly1: 7681440.Chromosome Position in hg19 assembly2: 7549481 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.