+Open data
-Basic information
Entry | Database: PDB / ID: 1g1b | ||||||
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Title | CHORISMATE LYASE (WILD-TYPE) WITH BOUND PRODUCT | ||||||
Components | CHORISMATE LYASE | ||||||
Keywords | LYASE / 6-stranded-antiparallel-sheet topology=(123654) | ||||||
Function / homology | Function and homology information chorismate lyase / chorismate lyase activity / pyruvate biosynthetic process / ubiquinone biosynthetic process / cytosol Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / Resolution: 1.99 Å | ||||||
Authors | Gallagher, D.T. / Mayhew, M. / Holden, M.J. / Kim, K.J. / Howard, A. / Vilker, V.L. | ||||||
Citation | Journal: Proteins / Year: 2001 Title: The crystal structure of chorismate lyase shows a new fold and a tightly retained product. Authors: Gallagher, D.T. / Mayhew, M. / Holden, M.J. / Howard, A. / Kim, K.J. / Vilker, V.L. #1: Journal: J.Struct.Biol. / Year: 2000 Title: Crystallization and 1.1-A Diffraction of Chorismate Lyase from Escherichia coli Authors: Stover, C. / Mayhew, M.P. / Holden, M.J. / Howard, A. / Gallagher, D.T. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1g1b.cif.gz | 82.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1g1b.ent.gz | 62.1 KB | Display | PDB format |
PDBx/mmJSON format | 1g1b.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/g1/1g1b ftp://data.pdbj.org/pub/pdb/validation_reports/g1/1g1b | HTTPS FTP |
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-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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Details | Asymmetric unit contains two monomers, each with bound product. Biological unit is a monomer. |
-Components
#1: Protein | Mass: 18667.686 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) Escherichia coli (E. coli) / References: UniProt: P26602, Lyases #2: Chemical | #3: Water | ChemComp-HOH / | |
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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: 2.11 Å3/Da / Density % sol: 41.68 % | |||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 7 Details: 100 mM Hepes buffer, 22% (v/v) PEG 4K, 5% (v/v) isopropanol, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K | |||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / Method: vapor diffusion / Details: Stover, C., (2000) J. Struct. Biol., 129, 96. | |||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ROTATING ANODE / Type: SIEMENS / Wavelength: 1.5418 |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Mar 20, 1998 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2→20 Å / Num. all: 20385 / Num. obs: 20385 / % possible obs: 93.9 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 5.5 % / Biso Wilson estimate: 15.4 Å2 / Rmerge(I) obs: 0.062 / Net I/σ(I): 18.1 |
Reflection shell | Resolution: 1.98→2.07 Å / Redundancy: 1.5 % / Rmerge(I) obs: 0.22 / Num. unique all: 2093 / % possible all: 77.7 |
Reflection | *PLUS % possible obs: 94 % / Num. measured all: 111649 / Rmerge(I) obs: 0.06 |
Reflection shell | *PLUS Highest resolution: 2 Å / % possible obs: 78 % |
-Processing
Software |
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Refinement | Resolution: 1.99→7.99 Å / Rfactor Rfree error: 0.008 / Data cutoff high absF: 423436.69 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 113.1 Å2 / ksol: 0.62 e/Å3 | |||||||||||||||||||||||||
Displacement parameters | Biso mean: 16.3 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.99→7.99 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1→1.05 Å / Total num. of bins used: 8 /
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Xplor file |
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Software | *PLUS Name: CNS / Version: 1 / Classification: refinement | |||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 2 Å / Lowest resolution: 8 Å / Num. reflection Rfree: 1018 / % reflection Rfree: 5 % / Rfactor Rfree: 0.27 / Rfactor Rwork: 0.2 | |||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||
Displacement parameters | *PLUS | |||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Highest resolution: 2 Å / Lowest resolution: 2.07 Å / Rfactor Rfree: 0.28 / Rfactor Rwork: 0.19 / Num. reflection obs: 1817 |