3PCL
STRUCTURE OF PROTOCATECHUATE 3,4-DIOXYGENASE COMPLEXED WITH 2-HYDROXYISONICOTINIC ACID N-OXIDE AND CYANIDE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8.4 | pH 8.4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.83 | 56.56 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 195.7 | α = 90 |
b = 128 | β = 97.8 |
c = 134.2 | γ = 90 |
Symmetry | |
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Space Group | I 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 296 | AREA DETECTOR | SIEMENS | COLLIMATOR | 1994-05-10 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.15 | 10 | 94 | 0.115 | 8.2 | 2.5 | 169385 | 1 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.15 | 2.27 | 85 | 1.2 | 1.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||||
X-RAY DIFFRACTION | NATIVE MODEL PHASES | 2.15 | 6 | 1 | 123309 | 94 | 0.184 | 22.43 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
p_transverse_tor | 23.8 |
p_staggered_tor | 17.7 |
p_planar_tor | 2.1 |
p_scangle_it | 1.763 |
p_scbond_it | 1.072 |
p_mcangle_it | 1.033 |
p_mcbond_it | 0.591 |
p_chiral_restr | 0.237 |
p_multtor_nbd | 0.213 |
p_singtor_nbd | 0.186 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 20466 |
Nucleic Acid Atoms | |
Solvent Atoms | 1410 |
Heterogen Atoms | 84 |
Software
Software | |
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Software Name | Purpose |
PROLSQ | refinement |
XENGEN | data reduction |
XENGEN | data scaling |