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Open data
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Basic information
Entry | Database: PDB / ID: 1qk2 | |||||||||
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Title | WILD TYPE CEL6A WITH A NON-HYDROLYSABLE CELLOTETRAOSE | |||||||||
![]() | CELLOBIOHYDROLASE CEL6A (FORMERLY CALLED CBH II) | |||||||||
![]() | HYDROLASE / GLYCOSIDASE / GLYCOPROTEIN | |||||||||
Function / homology | ![]() cellulose 1,4-beta-cellobiosidase (non-reducing end) / cellulose 1,4-beta-cellobiosidase activity / cellulose binding / cellulose catabolic process / extracellular region / identical protein binding Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() | |||||||||
![]() | Zou, J.-Y. / Jones, T.A. | |||||||||
![]() | ![]() Title: Crystallographic Evidence for Substrate Ring Distortion and Protein Conformational Changes During Catalysis in Cellobiohydrolase Cel6A from Trichoderma Reesei Authors: Zou, J.-Y. / Kleywegt, G.J. / Stahlberg, J. / Driguez, H. / Nerinckx, W. / Claeyssens, M. / Koivula, A. / Teeri, T.T. / Jones, T.A. #1: ![]() Title: Three-Dimensional Structure of Cellobiohydrolase II from Trichoderma Reesei Authors: Rouvinen, J. / Bergfors, T. / Teeri, T. / Knowles, J.K. / Jones, T.A. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 161.9 KB | Display | ![]() |
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PDB format | ![]() | 131.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (0.994054, -0.099704, -0.04377), Vector: |
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Components
#1: Protein | Mass: 38911.164 Da / Num. of mol.: 2 / Fragment: CATALYTIC DOMAIN, RESIDUES 85-447 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() References: UniProt: P07987, cellulose 1,4-beta-cellobiosidase (non-reducing end) #2: Polysaccharide | Mass: 696.669 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source #3: Sugar | ChemComp-NAG / #4: Sugar | ChemComp-MAN / #5: Water | ChemComp-HOH / | Has ligand of interest | Y | Sequence details | A SWS P07987 1 - 108 NOT IN ATOMS LIST B SWS P07987 1 - 108 NOT IN ATOMS LIST | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.09 Å3/Da / Density % sol: 41.07 % | ||||||||||||||||||
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Crystal grow | Method: vapor diffusion, hanging drop / pH: 6 Details: 20% PEG6000, 20MM MES BUFFER PH6.0, 10MM COCL2., pH 6.00 | ||||||||||||||||||
Crystal grow | *PLUS Method: unknown / Details: used to seeding | ||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU IMAGE PLATE / Detector: IMAGE PLATE / Date: Jun 10, 1996 / Details: MIRRORS |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2→39.8 Å / Num. obs: 41716 / % possible obs: 94.9 % / Redundancy: 2.9 % / Biso Wilson estimate: 17.1 Å2 / Rmerge(I) obs: 0.069 / Net I/σ(I): 15.1 |
Reflection shell | Resolution: 2→2.07 Å / Redundancy: 2.5 % / Rmerge(I) obs: 0.266 / Mean I/σ(I) obs: 3.8 / % possible all: 79.2 |
Reflection shell | *PLUS % possible obs: 79.2 % |
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Processing
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Refinement | Method to determine structure: ![]() Details: BULK SOLVENT MODEL USED THE CATALYTIC CORE STARTS AT RESIDUE 83.
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Solvent computation | Solvent model: FLAT MODEL / ksol: 0.361336 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 17.5 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.13 Å / Rfactor Rfree error: 0.02 / Total num. of bins used: 6
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Xplor file |
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Software | *PLUS Name: CNS / Version: 0.5 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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