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Yorodumi- PDB-7ah5: Crystal structure of indoleamine 2,3-dioxygenase 1 (IDO1) in comp... -
+Open data
-Basic information
Entry | Database: PDB / ID: 7ah5 | ||||||
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Title | Crystal structure of indoleamine 2,3-dioxygenase 1 (IDO1) in complex with ferric heme and MMG-0706 | ||||||
Components | Indoleamine 2,3-dioxygenase 1 | ||||||
Keywords | OXIDOREDUCTASE / Dioxygenase / Heme-containing enzyme / Structure-based drug design / IDO1 inhibitor / Triazole / Small-molecule inhibitor | ||||||
Function / homology | Function and homology information 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 / stereocilium bundle / tryptophan catabolic process to kynurenine / 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 / stereocilium bundle / tryptophan catabolic process to kynurenine / positive regulation of type 2 immune response / 'de novo' NAD biosynthetic process from tryptophan / tryptophan catabolic process / positive regulation of T cell apoptotic process / Tryptophan catabolism / negative 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 | Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.9 Å | ||||||
Authors | Roehrig, U.F. / Reynaud, A. / Pojer, F. / Michielin, O. / Zoete, V. | ||||||
Citation | Journal: J.Med.Chem. / Year: 2021 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: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 7ah5.cif.gz | 163.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb7ah5.ent.gz | 127 KB | Display | PDB format |
PDBx/mmJSON format | 7ah5.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 7ah5_validation.pdf.gz | 1.9 MB | Display | wwPDB validaton report |
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Full document | 7ah5_full_validation.pdf.gz | 1.9 MB | Display | |
Data in XML | 7ah5_validation.xml.gz | 28.1 KB | Display | |
Data in CIF | 7ah5_validation.cif.gz | 37 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ah/7ah5 ftp://data.pdbj.org/pub/pdb/validation_reports/ah/7ah5 | HTTPS FTP |
-Related structure data
Related structure data | 7ah4C 7ah6C 2d0tS C: citing same article (ref.) S: Starting model for refinement |
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Similar structure data |
-Links
-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.) Homo sapiens (human) / Gene: IDO1, IDO, INDO / Production host: Escherichia coli BL21(DE3) (bacteria) / Variant (production host): Rosetta DE3 / References: UniProt: P14902, indoleamine 2,3-dioxygenase #2: Chemical | #3: Chemical | ChemComp-RCQ / Has ligand of interest | Y | Has protein modification | Y | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.71 Å3/Da / Density % sol: 54.68 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, sitting drop Details: 10% PEG 8000, 10% PEG 1000, 0.2 M Potassium thiocyanate, 0.1 M Tris pH 7.5 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: SLS / Beamline: X10SA / Wavelength: 1 Å |
Detector | Type: PSI PILATUS 6M / Detector: PIXEL / Date: Dec 19, 2017 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.9→46.553 Å / Num. obs: 23435 / % possible obs: 99.24 % / Redundancy: 7.9 % / Rrim(I) all: 0.1038 / Net I/σ(I): 13.6 |
Reflection shell | Resolution: 2.9→3.01 Å / Num. unique obs: 16564 / Rrim(I) all: 0.9838 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 2d0t Resolution: 2.9→46.553 Å / SU ML: 0.49 / Cross valid method: THROUGHOUT / σ(F): 1.33 / Phase error: 33.58 / 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: 125.28 Å2 / Biso mean: 69.4001 Å2 / Biso min: 33.78 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: final / Resolution: 2.9→46.553 Å
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Rfactor Rfree error: 0
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