DNA Marker Index information for Chromosome: Y Marker: FGC3585Names and Aliases for this DNA Marker: FGC3585, Z178, rs770785621.Chromosome Position in hg38 Human Genome assembly1: 19003202.Chromosome Position in hg19 assembly2: 21165088 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.