DNA Marker Index information for Chromosome: Y Marker: F1983.1Names and Aliases for this DNA Marker: F1983.1, F1983, rs770439275.Chromosome Position in hg38 Human Genome assembly1: 13582487.Chromosome Position in hg19 assembly2: 15694367 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.