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- PDB-4e3g: Nucleophile recognition as an alternative inhibition mode for ben... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4e3g | ||||||
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Title | Nucleophile recognition as an alternative inhibition mode for benzoic acid based carbonic anhydrase inhibitors | ||||||
![]() | Carbonic anhydrase 2 | ||||||
![]() | LYASE/LYASE INHIBITOR / Carbonate dehydratase / Inhibitor / LYASE-LYASE INHIBITOR complex | ||||||
Function / homology | ![]() positive regulation of cellular pH reduction / positive regulation of dipeptide transmembrane transport / regulation of monoatomic anion transport / secretion / cyanamide hydratase / cyanamide hydratase activity / arylesterase activity / regulation of chloride transport / Reversible hydration of carbon dioxide / angiotensin-activated signaling pathway ...positive regulation of cellular pH reduction / positive regulation of dipeptide transmembrane transport / regulation of monoatomic anion transport / secretion / cyanamide hydratase / cyanamide hydratase activity / arylesterase activity / regulation of chloride transport / Reversible hydration of carbon dioxide / angiotensin-activated signaling pathway / positive regulation of synaptic transmission, GABAergic / morphogenesis of an epithelium / regulation of intracellular pH / carbonic anhydrase / carbonate dehydratase activity / carbon dioxide transport / Erythrocytes take up oxygen and release carbon dioxide / Erythrocytes take up carbon dioxide and release oxygen / neuron cellular homeostasis / one-carbon metabolic process / apical part of cell / myelin sheath / extracellular exosome / zinc ion binding / plasma membrane / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Cohen, S.M. / Martin, D.P. | ||||||
![]() | ![]() Title: Nucleophile recognition as an alternative inhibition mode for benzoic acid based carbonic anhydrase inhibitors Authors: Martin, D.P. / Cohen, S.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 | ![]() | 69.7 KB | Display | ![]() |
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PDB format | ![]() | 49.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 4e3dC ![]() 4e3fC ![]() 4e3hC ![]() 4e49C ![]() 4e4aC ![]() 3ks3S 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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Unit cell |
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Components
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 29289.062 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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-Non-polymers , 6 types, 139 molecules ![](data/chem/img/ZN.gif)
![](data/chem/img/MBO.gif)
![](data/chem/img/PHB.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/MBO.gif)
![](data/chem/img/PHB.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-ZN / |
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#3: Chemical | ChemComp-MBO / |
#4: Chemical | ChemComp-PHB / |
#5: Chemical | ChemComp-GOL / |
#6: Chemical | ChemComp-SO4 / |
#7: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.09 Å3/Da / Density % sol: 41.11 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, sitting drop / pH: 8 Details: 3M ammonium sulfate, pH 8, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: BRUKER SMART 6000 / Detector: CCD / Date: Jan 6, 2012 |
Radiation | Monochromator: Montels Mirrors / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.54184 Å / Relative weight: 1 |
Reflection | Resolution: 1.55→40.81 Å / Num. all: 35361 / Num. obs: 35237 / % possible obs: 99.65 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 |
Reflection shell | Resolution: 1.55→1.59 Å / % possible all: 98.41 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 3KS3 Resolution: 1.55→40.81 Å / Cor.coef. Fo:Fc: 0.949 / Cor.coef. Fo:Fc free: 0.931 / SU B: 1.456 / SU ML: 0.055 / Cross valid method: THROUGHOUT / σ(F): 1 / ESU R: 0.091 / ESU R Free: 0.093 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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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 mean: 12.493 Å2
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Refinement step | Cycle: LAST / Resolution: 1.55→40.81 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.55→1.59 Å / Total num. of bins used: 20
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