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- PDB-4g1x: Crystal structure of Mycobacterium tuberculosis CYP121 in complex... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4g1x | ||||||
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Title | Crystal structure of Mycobacterium tuberculosis CYP121 in complex with 4-(1H-1,2,4-triazol-1-yl)quinolin-6-amine | ||||||
![]() | Cytochrome P450 121 | ||||||
![]() | OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR / P450 / Oxidoreductase / cYY / C-C bond formation / Assumed cytosol / OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR complex | ||||||
Function / homology | ![]() mycocyclosin synthase / oxidoreductase activity, acting on paired donors, with oxidation of a pair of donors resulting in the reduction of molecular oxygen to two molecules of water / cyclase activity / carbon monoxide binding / cholest-4-en-3-one 26-monooxygenase activity / steroid hydroxylase activity / cholesterol catabolic process / monooxygenase activity / oxidoreductase activity / iron ion binding ...mycocyclosin synthase / oxidoreductase activity, acting on paired donors, with oxidation of a pair of donors resulting in the reduction of molecular oxygen to two molecules of water / cyclase activity / carbon monoxide binding / cholest-4-en-3-one 26-monooxygenase activity / steroid hydroxylase activity / cholesterol catabolic process / monooxygenase activity / oxidoreductase activity / iron ion binding / heme binding / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Hudson, S.A. | ||||||
![]() | ![]() Title: Application of Fragment Screening and Merging to the Discovery of Inhibitors of the Mycobacterium tuberculosis Cytochrome P450 CYP121 Authors: Hudson, S.A. / McLean, K.J. / Surade, S. / Yang, Y.-Q. / Leys, D. / Ciulli, A. / Munro, A.W. / Abell, C. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 118.7 KB | Display | ![]() |
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PDB format | ![]() | 88.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 29.2 KB | Display | |
Data in CIF | ![]() | 46.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 4g2gC ![]() 4g44C ![]() 4g45C ![]() 4g46C ![]() 4g47C ![]() 4g48C ![]() 1n40S 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 on special symmetry positions |
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Components
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 43174.668 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() References: UniProt: P0A514, UniProt: P9WPP7*PLUS, Oxidoreductases; Acting on paired donors, with incorporation or reduction of molecular oxygen |
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-Non-polymers , 5 types, 799 molecules ![](data/chem/img/HEM.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/DMS.gif)
![](data/chem/img/TQU.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/DMS.gif)
![](data/chem/img/TQU.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-HEM / | ||||||
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#3: Chemical | #4: Chemical | ChemComp-DMS / #5: Chemical | #6: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.64 Å3/Da / Density % sol: 53.47 % |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, sitting drop / pH: 6 Details: 2M Ammonium sulphate, 0.1M Sodium cacodylate-HCl, pH 6, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: CUSTOM-MADE / Detector: CCD / Date: Oct 24, 2010 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.91731 Å / Relative weight: 1 |
Reflection | Resolution: 1.3→38.7 Å / Num. all: 115362 / Num. obs: 115362 / % possible obs: 99.7 % / Observed criterion σ(F): 2 / Observed criterion σ(I): 2 / Redundancy: 8.7 % / Net I/σ(I): 20.5 |
Reflection shell | Resolution: 1.3→1.37 Å / Redundancy: 5.4 % / Mean I/σ(I) obs: 3.6 / Num. unique all: 16202 / % possible all: 98 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ID 1N40 Resolution: 1.3→37.14 Å / Cor.coef. Fo:Fc: 0.968 / Cor.coef. Fo:Fc free: 0.96 / SU B: 0.666 / SU ML: 0.029 / Cross valid method: THROUGHOUT / σ(F): 2 / σ(I): 2 / ESU R: 0.045 / ESU R Free: 0.048 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN USED IF PRESENT IN THE INPUT
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 14.188 Å2
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Refinement step | Cycle: LAST / Resolution: 1.3→37.14 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.3→1.334 Å / Total num. of bins used: 20
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