DNA Marker Index information for Chromosome: Y Marker: Y4882Names and Aliases for this DNA Marker: Y4882, FGC30459, rs918481623.Chromosome Position in hg38 Human Genome assembly1: 18973336.Chromosome Position in hg19 assembly2: 21135222 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.