DNA Marker Index information for Chromosome: Y Marker: MF266771Names and Aliases for this DNA Marker: MF266771, rs1011012051.Chromosome Position in hg38 Human Genome assembly1: 8561704.Chromosome Position in hg19 assembly2: 8429745 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.