DNA Marker Index information for Chromosome: Y Marker: FGC42690.2Names and Aliases for this DNA Marker: FGC42690.2.Chromosome Position in hg38 Human Genome assembly1: 21041951.Chromosome Position in hg19 assembly2: 23203837 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.