DNA Marker Index information for Chromosome: Y Marker: GG357Names and Aliases for this DNA Marker: GG357, Y11755, Z26920, rs774726759.Chromosome Position in hg38 Human Genome assembly1: 19594190.Chromosome Position in hg19 assembly2: 21756076 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.