DNA Marker Index information for Chromosome: Y Marker: FGC19818Names and Aliases for this DNA Marker: FGC19818, ZS1938.Chromosome Position in hg38 Human Genome assembly1: 11500641.Chromosome Position in hg19 assembly2: 13656317 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.