DNA Marker Index information for Chromosome: Y Marker: S21237Names and Aliases for this DNA Marker: S21237, FGC1722, V7255, rs371782343.Chromosome Position in hg38 Human Genome assembly1: 16629835.Chromosome Position in hg19 assembly2: 18741715 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.