DNA Marker Index information for Chromosome: Y Marker: FGC20780Names and Aliases for this DNA Marker: FGC20780, Y14136.Chromosome Position in hg38 Human Genome assembly1: 7655849.Chromosome Position in hg19 assembly2: 7523890 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.