DNA Marker Index information for Chromosome: Y Marker: C121955Names and Aliases for this DNA Marker: C121955, BTL60000011058, rs767251574.Chromosome Position in hg38 Human Genome assembly1: 6879782.Chromosome Position in hg19 assembly2: 6747823 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.