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- PDB-1kyz: Crystal Structure Analysis of Caffeic acid/5-hydroxyferulic acid ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1kyz | ||||||
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Title | Crystal Structure Analysis of Caffeic acid/5-hydroxyferulic acid 3/5-O-methyltransferase Ferulic Acid Complex | ||||||
![]() | Caffeic acid 3-O-methyltransferase | ||||||
![]() | TRANSFERASE / O-methyltransferase / lignin / ferulic acid / methylation | ||||||
Function / homology | ![]() caffeate O-methyltransferase activity / caffeate O-methyltransferase / phenylpropanoid biosynthetic process / lignin biosynthetic process / S-adenosylmethionine-dependent methyltransferase activity / methylation / protein dimerization activity Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Zubieta, C. / Kota, P. / Ferrer, J.-L. / Dixon, R.A. / Noel, J.P. | ||||||
![]() | ![]() Title: Structural basis for the modulation of lignin monomer methylation by caffeic acid/5-hydroxyferulic acid 3/5-O-methyltransferase. Authors: Zubieta, C. / Kota, P. / Ferrer, J.L. / Dixon, R.A. / 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 | ![]() | 219.5 KB | Display | ![]() |
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PDB format | ![]() | 176.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.2 MB | Display | ![]() |
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Full document | ![]() | 1.2 MB | Display | |
Data in XML | ![]() | 46.8 KB | Display | |
Data in CIF | ![]() | 63.3 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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2 | ![]()
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Unit cell |
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Details | The biological assembly is a dimer of |
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Components
#1: Protein | Mass: 39990.098 Da / Num. of mol.: 3 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: 2.75 Å3/Da / Density % sol: 55.33 % | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 8.5 Details: PEG 8000, calcium acetate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / pH: 7.5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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: Feb 12, 2001 |
Radiation | Monochromator: Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.08 Å / Relative weight: 1 |
Reflection | Resolution: 2.1→99 Å / Num. all: 68292 / Num. obs: 66087 / % possible obs: 96.8 % / Observed criterion σ(F): 2 / Observed criterion σ(I): 2 / Biso Wilson estimate: 16.4 Å2 |
Reflection shell | Resolution: 2.19→2.23 Å / % possible all: 91 |
Reflection | *PLUS Lowest resolution: 99 Å / Num. obs: 88232 / % possible obs: 98 % / Num. measured all: 388692 / Rmerge(I) obs: 0.049 |
Reflection shell | *PLUS % possible obs: 99 % / Rmerge(I) obs: 0.51 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: partial seleno-methionine model (unpublished) Resolution: 2.2→61.87 Å / Rfactor Rfree error: 0.005 / Data cutoff high absF: 1238884.41 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 48.1423 Å2 / ksol: 0.361389 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 36.8 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.2→61.87 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.2→2.34 Å / Rfactor Rfree error: 0.013 / Total num. of bins used: 6
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Xplor file |
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Refinement | *PLUS Highest resolution: 2.1 Å / Lowest resolution: 99 Å / % reflection Rfree: 5 % / Rfactor obs: 0.236 / Rfactor Rfree: 0.274 / Rfactor Rwork: 0.236 | ||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.315 / Rfactor Rwork: 0.267 |