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- PDB-1b4u: PROTOCATECHUATE 4,5-DIOXYGENASE (LIGAB) IN COMPLEX WITH PROTOCATE... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1b4u | ||||||
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Title | PROTOCATECHUATE 4,5-DIOXYGENASE (LIGAB) IN COMPLEX WITH PROTOCATECHUATE (PCA) | ||||||
![]() | (PROTOCATECHUATE 4,5-DIOXYGENASE) x 2 | ||||||
![]() | DIOXYGENASE / EXTRADIOL TYPE DIOXYGENASE / PROTOCATECHUATE / NON-HEME IRON PROTEIN | ||||||
Function / homology | ![]() protocatechuate 4,5-dioxygenase / protocatechuate 4,5-dioxygenase activity / : / ferrous iron binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Sugimoto, K. / Senda, T. / Mitsui, Y. | ||||||
![]() | ![]() Title: Crystal structure of an aromatic ring opening dioxygenase LigAB, a protocatechuate 4,5-dioxygenase, under aerobic conditions. Authors: Sugimoto, K. / Senda, T. / Aoshima, H. / Masai, E. / Fukuda, M. / Mitsui, Y. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 177.1 KB | Display | ![]() |
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PDB format | ![]() | 141.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 410.2 KB | Display | ![]() |
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Full document | ![]() | 440.9 KB | Display | |
Data in XML | ![]() | 21.7 KB | Display | |
Data in CIF | ![]() | 33.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related 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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Noncrystallographic symmetry (NCS) | NCS oper:
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Components
#1: Protein | Mass: 15567.516 Da / Num. of mol.: 2 / Fragment: CHAIN A, C, ALPHA CHAIN, CHAIN B, D, BETA CHAIN Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: P22635, protocatechuate 4,5-dioxygenase #2: Protein | Mass: 33322.996 Da / Num. of mol.: 2 / Fragment: CHAIN A, C, ALPHA CHAIN, CHAIN B, D, BETA CHAIN Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: P22636, protocatechuate 4,5-dioxygenase #3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.66 Å3/Da / Density % sol: 53.76 % | |||||||||||||||||||||||||
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Crystal grow | pH: 7.4 / Details: pH 7.4 | |||||||||||||||||||||||||
Crystal | *PLUS Density % sol: 53.4 % | |||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 20 ℃ / pH: 7.5 / Method: vapor diffusion, hanging drop / Details: Sugimoto, K., (1999) Protein Peptide Lett., 6, 55. | |||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 300 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU / Detector: IMAGE PLATE / Date: Jul 29, 1998 / Details: MIRRORS |
Radiation | Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.2→60 Å / Num. obs: 45587 / % possible obs: 91 % / Observed criterion σ(I): 1 / Redundancy: 2 % / Rmerge(I) obs: 0.055 / Net I/σ(I): 11 |
Reflection | *PLUS Num. measured all: 91377 |
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Processing
Software | Name: REFMAC / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Refinement | Method to determine structure: ![]()
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Refinement step | Cycle: LAST / Resolution: 2.2→60 Å
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Refine LS restraints |
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Refinement | *PLUS Rfactor obs: 0.161 / Rfactor Rfree: 0.22 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS |