3R6T
Rat catechol o-methyltransferase in complex with the bisubstrate inhibitor 4'-fluoro-4,5-dihydroxy-biphenyl-3-carboxylic acid {(E)-3-[(2S,4R,5R)-4-hydroxy-5-(6-methyl-purin-9-yl)-tetrahydro-furan-2-yl]-allyl}-amide
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.3 | 45 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 50.898 | α = 90 |
b = 55.991 | β = 90 |
c = 77.936 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | MARMOSAIC 225 mm CCD | 2009-01-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | 1 | SLS | X06SA |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | |||||||
1 | 1.2 | 30.94 | 97.2 | 0.0672 | 0.0672 | 13.27 | 4.83 | 68624 | 7.54 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.2 | 1.3 | 93.9 | 0.237 | 0.237 | 5.3 | 4.32 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.2 | 28 | 63418 | 3385 | 94.77 | 0.1074 | 0.10621 | 0.12998 | RANDOM | 10.056 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.16 | 0.39 | -0.23 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.49 |
r_sphericity_free | 23.067 |
r_dihedral_angle_4_deg | 15.574 |
r_dihedral_angle_3_deg | 11.314 |
r_sphericity_bonded | 8.291 |
r_dihedral_angle_1_deg | 5.665 |
r_rigid_bond_restr | 4.757 |
r_angle_refined_deg | 2.071 |
r_angle_other_deg | 1.756 |
r_chiral_restr | 0.127 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1673 |
Nucleic Acid Atoms | |
Solvent Atoms | 318 |
Heterogen Atoms | 72 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
REFMAC | refinement |
XDS | data reduction |
SADABS | data scaling |