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- PDB-1jn0: Crystal structure of the non-regulatory A4 isoform of spinach chl... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1jn0 | ||||||
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Title | Crystal structure of the non-regulatory A4 isoform of spinach chloroplast glyceraldehyde-3-phosphate dehydrogenase complexed with NADP | ||||||
![]() | GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE A | ||||||
![]() | OXIDOREDUCTASE / ROSSMANN FOLD / PROTEIN-NADP COMPLEX / NADPH | ||||||
Function / homology | ![]() glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating) / glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating) activity / reductive pentose-phosphate cycle / apoplast / glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity / chloroplast / glucose metabolic process / NAD binding / NADP binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Fermani, S. / Ripamonti, A. / Sabatino, P. / Zanotti, G. / Scagliarini, S. / Sparla, F. / Trost, P. / Pupillo, P. | ||||||
![]() | ![]() Title: Crystal structure of the non-regulatory A(4 )isoform of spinach chloroplast glyceraldehyde-3-phosphate dehydrogenase complexed with NADP. Authors: Fermani, S. / Ripamonti, A. / Sabatino, P. / Zanotti, G. / Scagliarini, S. / Sparla, F. / Trost, P. / Pupillo, P. #1: ![]() Title: Crystallization and preliminary X-ray study of chloroplast glyceraldehyde-3-phosphate dehydrogenase Authors: Sabatino, P. / Fermani, S. / Ripamonti, A. / Cassetta, A. / Scagliarini, S. / Trost, P. #2: ![]() Title: The non-regulatory isoform of NADP(H)-glyceraldehyde-3-phosphate dehydrogenase from spinach chloroplasts Authors: Scagliarini, S. / Trost, P. / Pupillo, P. #3: ![]() Title: Chloroplast glyceraldehyde-3-phosphate dehydrogenase (NADP): amino acid sequence of the subunits from isoenzyme I and structural relationship with isoenzyme II. Authors: Ferri, G. / Stoppini, M. / Meloni, M. / Zapponi, M.C. / Iadarola, P. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 207.9 KB | Display | ![]() |
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PDB format | ![]() | 166.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 634.4 KB | Display | ![]() |
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Full document | ![]() | 708.3 KB | Display | |
Data in XML | ![]() | 32.8 KB | Display | |
Data in CIF | ![]() | 45.7 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2dbvS 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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2 | ![]()
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Unit cell |
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Details | One tetramer with crystallographic 222 symmetry is generated from the monomer O by the operations -x, -y, z and -x, y, -z and x, -y, -z another similar tetramer with a crystallographic 2 symmetry is generated from the dimer O'R' by the operation 1/2-x, 1/2-y, z. |
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Components
#1: Protein | Mass: 36012.160 Da / Num. of mol.: 3 / Source method: isolated from a natural source / Details: tetramer GAPDH 2 / Source: (natural) ![]() References: UniProt: P19866, glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating) #2: Chemical | ChemComp-SO4 / #3: Chemical | #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.27 Å3/Da / Density % sol: 62.36 % | ||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 8.5 Details: Ammonium sulphate, Tris-HCl, pH 8.5, VAPOR DIFFUSION, HANGING DROP at 298K | ||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 293 K / pH: 7 Details: Sabatino, P., (1999) Acta Crystallogr., Sect.D, 55, 566. | ||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: May 3, 1999 |
Radiation | Monochromator: Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 3→69 Å / Num. all: 28763 / Num. obs: 26762 / % possible obs: 93 % / Observed criterion σ(I): -3 / Redundancy: 4 % / Rmerge(I) obs: 0.13 / Rsym value: 0.132 / Net I/σ(I): 7.11 |
Reflection shell | Resolution: 3→3.11 Å / Rmerge(I) obs: 0.499 / Num. unique all: 2308 / Rsym value: 0.437 / % possible all: 80.8 |
Reflection | *PLUS % possible obs: 93 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 2DBV Resolution: 3→49.58 Å / Rfactor Rfree error: 0.006 / Data cutoff high absF: 4360318.29 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / Stereochemistry target values: Engh & Huber Details: Chains A and B correspond to O' and R' respectively. Arg23, Asp70 and Ala337 were deleted from the model because the electron density did not allow their positioning. Each monomer is numbered 1 to 337.
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 49.1735 Å2 / ksol: 0.37947 e/Å3 | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 44.1 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 3→49.58 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 3→3.19 Å / Rfactor Rfree error: 0.023 / Total num. of bins used: 6
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Xplor file |
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Software | *PLUS Name: CNS / Version: 1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 69 Å / σ(F): 0 / % reflection Rfree: 5 % | ||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 44.1 Å2 | ||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.386 / % reflection Rfree: 7.4 % / Rfactor Rwork: 0.32 |