+Open data
-Basic information
Entry | Database: PDB / ID: 4x9s | ||||||
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Title | CRYSTAL STRUCTURE OF HISAP FROM STREPTOMYCES SP. MG1 | ||||||
Components | Phosphoribosyl isomerase A | ||||||
Keywords | ISOMERASE / TIM-BARREL / Structural Genomics / PSI-Biology / Midwest Center for Structural Genomics / MCSG | ||||||
Function / homology | Function and homology information phosphoribosylanthranilate isomerase / 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase / 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase activity / phosphoribosylanthranilate isomerase activity / histidine biosynthetic process / tryptophan biosynthetic process / cytoplasm Similarity search - Function | ||||||
Biological species | Streptomyces sp. Mg1 (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.6 Å | ||||||
Authors | MICHALSKA, K. / VERDUZCO-CASTRO, E.A. / ENDRES, M. / BARONA-GOMEZ, F. / JOACHIMIAK, A. / Midwest Center for Structural Genomics (MCSG) | ||||||
Funding support | United States, 1items
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Citation | Journal: Biochem. J. / Year: 2016 Title: Co-occurrence of analogous enzymes determines evolution of a novel ( beta alpha )8-isomerase sub-family after non-conserved mutations in flexible loop. Authors: Verduzco-Castro, E.A. / Michalska, K. / Endres, M. / Juarez-Vazquez, A.L. / Noda-Garcia, L. / Chang, C. / Henry, C.S. / Babnigg, G. / Joachimiak, A. / Barona-Gomez, F. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4x9s.cif.gz | 111.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4x9s.ent.gz | 83.8 KB | Display | PDB format |
PDBx/mmJSON format | 4x9s.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/x9/4x9s ftp://data.pdbj.org/pub/pdb/validation_reports/x9/4x9s | HTTPS FTP |
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-Related structure data
Related structure data | 4tx9C 4u28C 4w9tSC 4wuiC 5dn1C S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data | |
Other databases |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: Protein | Mass: 25330.543 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Streptomyces sp. Mg1 (bacteria) / Gene: priA, hisA, SSAG_02214 / Plasmid: pMCSG68 / Production host: Escherichia coli (E. coli) / Strain (production host): BL21 (DE3) Gold / References: UniProt: B4V386 | ||
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#2: Chemical | ChemComp-SO4 / #3: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.04 Å3/Da / Density % sol: 59.53 % |
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Crystal grow | Temperature: 289 K / Method: vapor diffusion, sitting drop Details: 0.1 M Tris/HCl, pH 8.5, 1.5 M Li2SO4 and 2 mM rCdRP PH range: 8.5 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: APS / Beamline: 19-ID / Wavelength: 0.97927 Å |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Oct 11, 2013 / Details: mirrors |
Radiation | Monochromator: SI(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97927 Å / Relative weight: 1 |
Reflection | Resolution: 1.6→30 Å / Num. obs: 41756 / % possible obs: 99.2 % / Observed criterion σ(I): -3 / Redundancy: 4.6 % / Rmerge(I) obs: 0.073 / Net I/σ(I): 18.67 |
Reflection shell | Resolution: 1.6→1.63 Å / Redundancy: 4.1 % / Rmerge(I) obs: 0.638 / Mean I/σ(I) obs: 2 / % possible all: 95.7 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 4W9T Resolution: 1.6→28.943 Å / SU ML: 0.14 / Cross valid method: THROUGHOUT / σ(F): 0 / Phase error: 18.26 / Stereochemistry target values: ML / Details: HYDROGEN ATOMS HAVE BEEN ADDED IN RIDING POSITIONS
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.6→28.943 Å
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Refine LS restraints |
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LS refinement shell |
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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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