DNA Marker Index information for Chromosome: Y Marker: FGC48821Names and Aliases for this DNA Marker: FGC48821, rs1414945644.Chromosome Position in hg38 Human Genome assembly1: 4642877.Chromosome Position in hg19 assembly2: 4510918 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.