DNA Marker Index information for Chromosome: Y Marker: BY11744Names and Aliases for this DNA Marker: BY11744, Y23191, FGC50992, rs969134751.Chromosome Position in hg38 Human Genome assembly1: 14129953.Chromosome Position in hg19 assembly2: 16241833 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.