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- PDB-3n2p: Crystal structure of human carbonic anhydrase II in complex with ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 3n2p | ||||||
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Title | Crystal structure of human carbonic anhydrase II in complex with a benzenesulfonamide inhibitor | ||||||
![]() | Carbonic anhydrase 2![]() | ||||||
![]() | LYASE/LYASE INHIBITOR / ![]() ![]() | ||||||
Function / homology | ![]() positive regulation of cellular pH reduction / positive regulation of dipeptide transmembrane transport / regulation of monoatomic anion transport / ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Avvaru, B.S. / Wagner, J. / Robbins, A.H. / McKenna, R. | ||||||
![]() | ![]() Title: Selective hydrophobic pocket binding observed within the carbonic anhydrase II active site accommodate different 4-substituted-ureido-benzenesulfonamides and correlate to inhibitor potency. Authors: Pacchiano, F. / Aggarwal, M. / Avvaru, B.S. / Robbins, A.H. / Scozzafava, A. / McKenna, R. / Supuran, C.T. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 165.3 KB | Display | ![]() |
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PDB format | ![]() | 130.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 3mzcC ![]() 3n0nC ![]() 3n3jC ![]() 3n4bC ![]() 2iliS C: citing same article ( S: Starting model for refinement |
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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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Details | the biological assembly is a monomer. |
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Components
-Protein , 1 types, 1 molecules A
#1: Protein | ![]() Mass: 29289.062 Da / Num. of mol.: 1 / Fragment: human carbonic anhydrase II / Mutation: wt Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() ![]() ![]() |
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-Non-polymers , 5 types, 222 molecules ![](data/chem/img/ZN.gif)
![](data/chem/img/AYX.gif)
![](data/chem/img/DMS.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/AYX.gif)
![](data/chem/img/DMS.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-ZN / |
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#3: Chemical | ChemComp-AYX / |
#4: Chemical | ChemComp-DMS / ![]() |
#5: Chemical | ChemComp-GOL / ![]() |
#6: Water | ChemComp-HOH / ![]() |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.08 Å3/Da / Density % sol: 40.96 % |
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Crystal grow![]() | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 7.8 Details: 0.05 M tris-Cl, 1.3 M sodium citrate, 5 uL + 5 uL droplet, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU RAXIS IV++ / Detector: IMAGE PLATE / Date: Apr 14, 2010 / Details: mirrors |
Radiation | Monochromator: Rigaku varimax / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength![]() |
Reflection | Resolution: 1.65→20 Å / Num. all: 28377 / Num. obs: 28377 / % possible obs: 96.7 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 7 % / Biso Wilson estimate: 29.3 Å2 / Rmerge(I) obs: 0.057 / Rsym value: 0.057 / Χ2: 1.034 / Net I/σ(I): 12.8 |
Reflection shell | Resolution: 1.65→1.71 Å / Redundancy: 6.8 % / Mean I/σ(I) obs: 3.8 / Num. unique all: 2720 / Χ2: 1.053 / % possible all: 93.5 |
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Processing
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Refinement | Method to determine structure![]() ![]() Starting model: 2ILI Resolution: 1.648→19.94 Å / Occupancy max: 1 / Occupancy min: 0.48 / SU ML: 0.21 / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL / Bsol: 40.857 Å2 / ksol: 0.485 e/Å3 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 92.38 Å2 / Biso mean: 22.497 Å2 / Biso min: 9.34 Å2
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Refinement step | Cycle: LAST / Resolution: 1.648→19.94 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 10
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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