DNA Marker Index information for Chromosome: Y Marker: A1149Names and Aliases for this DNA Marker: A1149, Y9090, rs749197337.Chromosome Position in hg38 Human Genome assembly1: 6928379.Chromosome Position in hg19 assembly2: 6796420 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.