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- PDB-1bt4: PHOSPHOSERINE AMINOTRANSFERASE FROM BACILLUS CIRCULANS SUBSP. ALK... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1bt4 | ||||||
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Title | PHOSPHOSERINE AMINOTRANSFERASE FROM BACILLUS CIRCULANS SUBSP. ALKALOPHILUS | ||||||
![]() | Phosphoserine aminotransferase | ||||||
![]() | TRANSFERASE / AMINOTRANSFERASE / PYRIDOXAL-5'-PHOSPHATE / PHOSPHOSERINE / ALKALIPHILIC | ||||||
Function / homology | ![]() phosphoserine transaminase / O-phospho-L-serine:2-oxoglutarate aminotransferase activity / L-serine biosynthetic process / pyridoxal phosphate binding / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Hester, G. / Luong, T.N. / Moser, M. / Jansonius, J.N. | ||||||
![]() | ![]() Title: The Crystal Structure of Phosphoserine Aminotransferase from Bacillus Circulans Subsp. Alkalophilus Authors: Hester, G. / Luong, T.N. / Moser, M. / Jansonius, J.N. #1: ![]() Title: Crystallization and Preliminary X-Ray Analysis of Phosphoserine Aminotransferase from Bacillus Circulans Subsp. Alkalophilus Authors: Moser, M. / Muller, R. / Battchikova, N. / Koivulehto, M. / Korpela, T. / Jansonius, J.N. #2: ![]() Title: Phosphoserine Aminotransferase from Bacillus Circulans Subsp. Alkalophilus: Purification, Gene Cloning and Sequencing Authors: Battchikova, N. / Himanen, J.-P. / Ahjolahti, M. / Korpela, T. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 79.6 KB | Display | ![]() |
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PDB format | ![]() | 58.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 446 KB | Display | ![]() |
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Full document | ![]() | 449.3 KB | Display | |
Data in XML | ![]() | 15.8 KB | Display | |
Data in CIF | ![]() | 21.7 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1bjnS 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: 39834.895 Da / Num. of mol.: 1 / Fragment: ONE COMPLETE SUBUNIT / Mutation: K3E / Source method: isolated from a natural source Details: THE COFACTOR PYRIDOXAL-5'-PHOSPHATE IS COVALENTLY LINKED TO THE SIDE CHAIN OF LYS 197 Source: (natural) ![]() | ||
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#2: Chemical | ChemComp-PLP / | ||
#3: Water | ChemComp-HOH / | ||
Nonpolymer details | PLP MOLECULE IS COVALENTLYSequence details | MET 1 IS CLEAVED OFF IN A POST-TRANSLATIO | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.36 Å3/Da / Density % sol: 48 % |
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Crystal grow | Method: macroseeding / pH: 4.6 Details: CRYSTALLIZED AT ROOM TEMPERATURE FROM 0.1 M SODIUM ACETATE BUFFER, PH 4.6, 2-6% GLYCEROL, 2-4% PEG 20000, USING MACROSEEDING TECHNIQUES, macroseeding Temp details: room temp |
-Data collection
Diffraction | Mean temperature: 277 K |
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Diffraction source | Source: ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Jan 15, 1996 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.3→29.3 Å / Num. obs: 16466 / % possible obs: 99.4 % / Redundancy: 3.6 % / Biso Wilson estimate: 19.3 Å2 / Rmerge(I) obs: 0.135 / Rsym value: 0.135 / Net I/σ(I): 7.3 |
Reflection shell | Resolution: 2.3→2.38 Å / Redundancy: 3.4 % / Rmerge(I) obs: 0.219 / Mean I/σ(I) obs: 5 / Rsym value: 0.219 / % possible all: 96.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1BJN Resolution: 2.3→29.3 Å / Rfactor Rfree error: 0.008 / Data cutoff high absF: 10000000 / Data cutoff low absF: 0.001 / Isotropic thermal model: GROUP / Cross valid method: THROUGHOUT / σ(F): 0 / Details: BULK SOLVENT MODEL USED
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Displacement parameters | Biso mean: 20.7 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.3→29.3 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.3→2.35 Å / Rfactor Rfree error: 0.047 / Total num. of bins used: 15
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Xplor file |
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