DNA Marker Index information for Chromosome: Y Marker: FGC18831Names and Aliases for this DNA Marker: FGC18831, rs865904219.Chromosome Position in hg38 Human Genome assembly1: 12343186.Chromosome Position in hg19 assembly2: 14463913 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.