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- PDB-3a3v: Crystal structure of reducing-end-xylose releasing exo-oligoxylan... -
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Open data
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Basic information
Entry | Database: PDB / ID: 3a3v | ||||||
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Title | Crystal structure of reducing-end-xylose releasing exo-oligoxylanase Y198F mutant | ||||||
![]() | Xylanase Y | ||||||
![]() | HYDROLASE / Xylan degradation | ||||||
Function / homology | ![]() oligosaccharide reducing-end xylanase / oligosaccharide reducing-end xylanase activity / xylan catabolic process Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() ![]() | ||||||
![]() | Hidaka, M. / Fushinobu, S. / Honda, Y. / Kitaoka, M. | ||||||
![]() | ![]() Title: Structural explanation for the acquisition of glycosynthase activity Authors: Hidaka, M. / Fushinobu, S. / Honda, Y. / Wakagi, T. / Shoun, H. / Kitaoka, M. #1: Journal: Glycobiology / Year: 2008 Title: Alternative strategy for converting an inverting glycoside hydrolase into a glycosynthase Authors: Honda, Y. / Fushinobu, S. / Hidaka, M. / Wakagi, T. / Shoun, H. / Taniguchi, H. / Kitaoka, M. #2: Journal: J.Biol.Chem. / Year: 2006 Title: The first glycosynthase derived from an inverting glycoside hydrolase Authors: Honda, Y. / Kitaoka, M. #3: ![]() Title: Structural basis for the specificity of the reducing end xylose-releasing exo-oligoxylanase from Bacillus halodurans C-125 Authors: Fushinobu, S. / Hidaka, M. / Honda, Y. / Wakagi, T. / Shoun, H. / Kitaoka, M. #4: Journal: Acta Crystallogr.,Sect.F / Year: 2005 Title: Crystallization and preliminary X-ray analysis of reducing-end xylose-releasing exo-oligoxylanase from Bacillus halodurans C-125 Authors: Honda, Y. / Fushinobu, S. / Hidaka, M. / Wakagi, T. / Shoun, H. / Kitaoka, M. #5: Journal: J.Biol.Chem. / Year: 2004 Title: A family 8 glycoside hydrolase from Bacillus halodurans C-125 (BH2105) is a reducing end xylose-releasing exo-oligoxylanase Authors: Honda, Y. / Kitaoka, M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 103.2 KB | Display | ![]() |
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PDB format | ![]() | 77.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 436.3 KB | Display | ![]() |
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Full document | ![]() | 437.5 KB | Display | |
Data in XML | ![]() | 20.5 KB | Display | |
Data in CIF | ![]() | 32.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2droC ![]() 2drqC ![]() 2drrC ![]() 2drsC ![]() 1wu4S S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Unit cell |
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Components
#1: Protein | Mass: 46112.801 Da / Num. of mol.: 1 / Mutation: K2E,Y198F Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: Q9KB30, oligosaccharide reducing-end xylanase | ||
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#2: Chemical | ChemComp-NI / | ||
#3: Chemical | ChemComp-GOL / #4: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.18 Å3/Da / Density % sol: 43.6 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 4.6 Details: PEG4000, SODIUM ACETATE, GLYCEROL, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 95 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Mar 11, 2007 |
Radiation | Monochromator: Numerical link type Si(111)double crystal monochromator Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.39→50 Å / Num. all: 81959 / Num. obs: 81761 / % possible obs: 99.7 % / Redundancy: 3.7 % / Biso Wilson estimate: 19.7 Å2 / Rmerge(I) obs: 0.079 / Net I/σ(I): 32.1 |
Reflection shell | Resolution: 1.39→1.44 Å / Redundancy: 3.4 % / Rmerge(I) obs: 0.384 / Mean I/σ(I) obs: 3.5 / % possible all: 97.6 |
-Phasing
Phasing | Method: ![]() |
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Processing
Software |
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Refinement | Method to determine structure: ![]() Starting model: 1WU4 Resolution: 1.39→45.5 Å / Cor.coef. Fo:Fc: 0.964 / Cor.coef. Fo:Fc free: 0.953 / WRfactor Rfree: 0.19 / WRfactor Rwork: 0.17 / Occupancy max: 1 / Occupancy min: 1 / FOM work R set: 0.888 / SU R Cruickshank DPI: 0.06 / SU Rfree: 0.061 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.06 / ESU R Free: 0.061 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES: REFINED INDIVIDUALLY
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 50.25 Å2 / Biso mean: 14.73 Å2 / Biso min: 5.92 Å2
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Refine analyze | Luzzati coordinate error obs: 0.1439 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.39→45.5 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.39→1.426 Å / Total num. of bins used: 20
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