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- PDB-7ah4: Crystal structure of indoleamine 2,3-dioxygenase 1 (IDO1) in comp... -
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Open data
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Basic information
Entry | Database: PDB / ID: 7ah4 | ||||||
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Title | Crystal structure of indoleamine 2,3-dioxygenase 1 (IDO1) in complex with ferric heme and MMG-0363 | ||||||
![]() | Indoleamine 2,3-dioxygenase 1 | ||||||
![]() | OXIDOREDUCTASE / Dioxygenase / Heme-containing enzyme / Structure-based drug design / IDO1 inhibitor / Triazole / Small-molecule inhibitor | ||||||
Function / homology | ![]() indoleamine 2,3-dioxygenase / smooth muscle contractile fiber / indoleamine 2,3-dioxygenase activity / positive regulation of chronic inflammatory response / kynurenic acid biosynthetic process / tryptophan 2,3-dioxygenase activity / positive regulation of T cell tolerance induction / tryptophan catabolic process to kynurenine / stereocilium bundle / positive regulation of type 2 immune response ... indoleamine 2,3-dioxygenase / smooth muscle contractile fiber / indoleamine 2,3-dioxygenase activity / positive regulation of chronic inflammatory response / kynurenic acid biosynthetic process / tryptophan 2,3-dioxygenase activity / positive regulation of T cell tolerance induction / tryptophan catabolic process to kynurenine / stereocilium bundle / positive regulation of type 2 immune response / 'de novo' NAD biosynthetic process from tryptophan / tryptophan catabolic process / Tryptophan catabolism / negative regulation of T cell apoptotic process / positive regulation of T cell apoptotic process / swimming behavior / negative regulation of interleukin-10 production / multicellular organismal response to stress / negative regulation of T cell proliferation / T cell proliferation / positive regulation of interleukin-12 production / female pregnancy / response to lipopolysaccharide / electron transfer activity / inflammatory response / heme binding / metal ion binding / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Roehrig, U.F. / Reynaud, A. / Pojer, F. / Michielin, O. / Zoete, V. | ||||||
![]() | ![]() Title: Azole-Based Indoleamine 2,3-Dioxygenase 1 (IDO1) Inhibitors. Authors: Rohrig, U.F. / Majjigapu, S.R. / Reynaud, A. / Pojer, F. / Dilek, N. / Reichenbach, P. / Ascencao, K. / Irving, M. / Coukos, G. / Vogel, P. / Michielin, O. / Zoete, V. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 166.3 KB | Display | ![]() |
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PDB format | ![]() | 129.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 7ah5C ![]() 7ah6C ![]() 2d0tS 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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Components
#1: Protein | Mass: 47504.500 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Chemical | #3: Chemical | ChemComp-RCN / #4: Water | ChemComp-HOH / | Has ligand of interest | Y | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.92 Å3/Da / Density % sol: 57.93 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, sitting drop Details: 15% PEG 4000, 0.1 M Tris pH 7.5, 0.2 M Magnesium chloride hexahydrate |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS 2M-F / Detector: PIXEL / Date: May 17, 2018 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.401→48.711 Å / Num. obs: 44167 / % possible obs: 99.87 % / Redundancy: 7.4 % / Rrim(I) all: 0.058 / Net I/σ(I): 23.67 |
Reflection shell | Resolution: 2.401→2.49 Å / Num. unique obs: 30540 / Rrim(I) all: 0.7056 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 2d0t Resolution: 2.401→48.711 Å / SU ML: 0.36 / Cross valid method: THROUGHOUT / σ(F): 1.35 / Phase error: 28.22 / 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 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 125.19 Å2 / Biso mean: 57.8691 Å2 / Biso min: 31.93 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: final / Resolution: 2.401→48.711 Å
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Rfactor Rfree error: 0
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