DNA Marker Index information for Chromosome: Y Marker: MF661643.1Names and Aliases for this DNA Marker: MF661643.1, MF661643, rs1450664539.Chromosome Position in hg38 Human Genome assembly1: 13559843.Chromosome Position in hg19 assembly2: 15671723 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.