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Open data
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Basic information
Entry | Database: PDB / ID: 1ff9 | ||||||
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Title | APO SACCHAROPINE REDUCTASE | ||||||
![]() | SACCHAROPINE REDUCTASE | ||||||
![]() | OXIDOREDUCTASE / LYSINE BIOSYNTHESIS / ALPHA-AMINOADIPATE PATHWAY / SACCHAROPINE REDUCTASE / DEHYDROGENASE | ||||||
Function / homology | ![]() saccharopine dehydrogenase (NADP+, L-glutamate-forming) / saccharopine dehydrogenase (NADP+, L-glutamate-forming) activity / lysine biosynthetic process via aminoadipic acid / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Johansson, E. / Steffens, J.J. / Lindqvist, Y. / Schneider, G. | ||||||
![]() | ![]() Title: Crystal structure of saccharopine reductase from Magnaporthe grisea, an enzyme of the alpha-aminoadipate pathway of lysine biosynthesis. Authors: Johansson, E. / Steffens, J.J. / Lindqvist, Y. / Schneider, G. #1: ![]() Title: Cloning, Expression, Purification and Crystallization of Saccharopine Reductase from Magnaporthe Grisea Authors: Johansson, E. / Steffens, J.J. / Emptage, M. / Lindqvist, Y. / Schneider, G. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 100.8 KB | Display | ![]() |
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PDB format | ![]() | 77.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 442.1 KB | Display | ![]() |
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Full document | ![]() | 457.4 KB | Display | |
Data in XML | ![]() | 21.3 KB | Display | |
Data in CIF | ![]() | 30 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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Components
#1: Protein | Mass: 49156.262 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: Q9P4R4, saccharopine dehydrogenase (NAD+, L-lysine-forming) | ||
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#2: Chemical | #3: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.29 Å3/Da / Density % sol: 46.35 % | |||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion / pH: 4.8 Details: ammonium sulphate, sodium acetate, DTT, pH 4.8, VAPOR DIFFUSION, temperature 277K | |||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / Method: vapor diffusion, hanging drop | |||||||||||||||||||||||||
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 19, 1998 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9058 Å / Relative weight: 1 |
Reflection | Resolution: 2→24.91 Å / Num. all: 29843 / Num. obs: 578167 / % possible obs: 98.5 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / Redundancy: 19.4 % / Biso Wilson estimate: 22.3 Å2 / Limit h max: 53 / Limit h min: -57 / Limit k max: 28 / Limit k min: -57 / Limit l max: 37 / Limit l min: 0 / Observed criterion F max: 1953730.55 / Observed criterion F min: 11.1 / Rmerge(I) obs: 0.053 / Net I/σ(I): 25.5 |
Reflection shell | Resolution: 2→2.05 Å / Redundancy: 3.5 % / Rmerge(I) obs: 0.33 / Num. unique all: 1994 / % possible all: 98.3 |
Reflection | *PLUS Num. obs: 29843 / Num. measured all: 578167 |
Reflection shell | *PLUS % possible obs: 98.3 % / Rmerge(I) obs: 0.33 / Mean I/σ(I) obs: 3.3 |
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Processing
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Refinement | Resolution: 2→24.91 Å / Rfactor Rfree error: 0.007 / Occupancy max: 1.01 / Occupancy min: 1 / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0
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Solvent computation | Solvent model: CNS bulk solvent model used / Bsol: 52.8425 Å2 / ksol: 0.347881 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 85.56 Å2 / Biso mean: 40.66 Å2 / Biso min: 19.69 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2→24.91 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.09 Å / Rfactor Rfree error: 0.02
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Xplor file |
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Software | *PLUS Name: CNS / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS σ(F): 0 / % reflection Rfree: 5.1 % / Rfactor obs: 0.241 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.29 / Rfactor Rwork: 0.288 / Rfactor obs: 0.283 |