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Open data
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Basic information
Entry | Database: PDB / ID: 1fm7 | ||||||
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Title | CHALCONE ISOMERASE COMPLEXED WITH 5-DEOXYFLAVANONE | ||||||
![]() | CHALCONE-FLAVONONE ISOMERASE 1 | ||||||
![]() | ISOMERASE / natural product biosynthesis / plant enzyme / chalcone / diffusion-limited | ||||||
Function / homology | ![]() chalcone isomerase / chalcone isomerase activity / flavonoid biosynthetic process Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Jez, J.M. / Noel, J.P. | ||||||
![]() | ![]() Title: Reaction mechanism of chalcone isomerase. pH dependence, diffusion control, and product binding differences. Authors: Jez, J.M. / Noel, J.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 | ![]() | 96 KB | Display | ![]() |
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PDB format | ![]() | 74.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related 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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3 |
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Unit cell |
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Components
#1: Protein | Mass: 23851.236 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | #3: Chemical | #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 4.33 Å3/Da / Density % sol: 71.59 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: 1.8-2.0 M ammonium sulfate, 25% glycerol, 0.05 M PIPES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K | ||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 105 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Jun 9, 2000 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.0088 Å / Relative weight: 1 |
Reflection | Resolution: 2.3→41 Å / Num. all: 428647 / Num. obs: 38491 / % possible obs: 98.6 % / Observed criterion σ(F): 2 / Redundancy: 11 % / Biso Wilson estimate: 53.5169 Å2 / Rmerge(I) obs: 0.038 / Net I/σ(I): 20.4 |
Reflection shell | Resolution: 2.3→2.34 Å / Redundancy: 3 % / Rmerge(I) obs: 0.327 / Num. unique all: 1875 / % possible all: 98.6 |
Reflection | *PLUS Lowest resolution: 40.1 Å / Num. obs: 39067 / Num. measured all: 428647 |
Reflection shell | *PLUS % possible obs: 98.6 % / Mean I/σ(I) obs: 3.3 |
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Processing
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Refinement | Resolution: 2.3→41 Å / σ(F): 2
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Refinement step | Cycle: LAST / Resolution: 2.3→41 Å
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Refine LS restraints |
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Software | *PLUS Name: CNS / Classification: refinement | |||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 2.3 Å / Lowest resolution: 41 Å / σ(F): 2 / % reflection Rfree: 5 % / Rfactor obs: 0.22 / Rfactor Rwork: 0.22 | |||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||
Displacement parameters | *PLUS | |||||||||||||||||||||||||
Refine LS restraints | *PLUS
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