Active site residues critical for flavin binding and 5,6‐dimethylbenzimidazole biosynthesis in the flavin destructase enzyme BluB
Yu T, Mok K, Kennedy K, Valton J, Anderson K, Walker G, Taga M. Active site residues critical for flavin binding and 5,6‐dimethylbenzimidazole biosynthesis in the flavin destructase enzyme BluB. Protein Science 2012, 21: 839-849. PMID: 22528544, PMCID: PMC3403419, DOI: 10.1002/pro.2068.Peer-Reviewed Original ResearchConceptsConserved residuesFlavin mononucleotideReduced catalytic functionPurified mutant proteinsBacterium Sinorhizobium melilotiActive site residuesReduced flavin mononucleotideFlavin isoalloxazine ringCatalytic residuesMutant proteinsFlavin bindingDMB synthesisStructure-function relationshipsActive siteEnzyme familyGenetic screeningSite residuesMutant formsLower axial ligandBound flavinCatalytic functionMutantsEnzyme assaysIsoalloxazine ringBluB