DNA Marker Index information for Chromosome: Y Marker: FGC30380Names and Aliases for this DNA Marker: FGC30380.1, FGC30380, rs770644874.Chromosome Position in hg38 Human Genome assembly1: 12769888.Chromosome Position in hg19 assembly2: 14881820 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.