DNA Marker Index information for Chromosome: Y Marker: BY18135.1Names and Aliases for this DNA Marker: BY18135.1, BY18135, rs1406067257.Chromosome Position in hg38 Human Genome assembly1: 7870477.Chromosome Position in hg19 assembly2: 7738518 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.