1C5H | Hydrolase | date | Nov 24, 1999 |
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title | Hydrogen Bonding And Catalysis: An Unexpected Explanation Fo Single Amino Acid Substitution Can Change The Ph Optimum Of Glycosidase | ||||||||||||||
authors | M.D.Joshi, G.Sidhu, I.Pot, G.D.Brayer, S.G.Withers, L.P.Mcintosh | ||||||||||||||
compound | source | ||||||||||||||
Molecule: Endo-1,4-Beta-Xylanase Chain: A Fragment: Catalytic Domain Synonym: Bcx Ec: 3.2.1.8 Engineered: Yes Mutation: Yes |
Organism_scientific: Bacillus Circulans Organism_taxid: 1397 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pcw | ||||||||||||||
symmetry | Space Group: P 21 21 21 |
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crystal cell |
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method | X-Ray Diffraction | resolution | 1.55 Å | ||||||||||||
ligand | enzyme | Hydrolase E.C.3.2.1.8 BRENDA | |||||||||||||
related structures | by homologous chain: 1XNC, 2BVV | ||||||||||||||
Gene Ontology |
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Primary reference | Hydrogen bonding and catalysis: a novel explanation for how a single amino acid substitution can change the pH optimum of a glycosidase., Joshi MD, Sidhu G, Pot I, Brayer GD, Withers SG, McIntosh LP, J Mol Biol 2000 May 26;299(1):255-79. PMID:10860737 |
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Structure-derived information |
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