3PCG
STRUCTURE OF PROTOCATECHUATE 3,4-DIOXYGENASE COMPLEXED WITH THE INHIBITOR 4-HYDROXYPHENYLACETATE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 8.4 | pH 8.4 |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.82 | 56.4 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 196.32 | α = 90 |
b = 127.12 | β = 97.6 |
c = 134.13 | γ = 90 |
Symmetry | |
---|---|
Space Group | I 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 293 | AREA DETECTOR | SIEMENS | COLLIMATOR | 1994-04-10 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.96 | 15 | 81.4 | 0.1 | 8.17 | 2.2 | 189802 | 1 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.96 | 2.043 | 34.7 | 1.1 | 1.33 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.96 | 6 | 1 | 189802 | 81.4 | 0.175 | 20.37 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
p_transverse_tor | 23.9 |
p_staggered_tor | 17.2 |
p_planar_tor | 2.2 |
p_scangle_it | 1.809 |
p_scbond_it | 1.095 |
p_mcangle_it | 1.049 |
p_mcbond_it | 0.559 |
p_chiral_restr | 0.227 |
p_multtor_nbd | 0.208 |
p_singtor_nbd | 0.178 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 20466 |
Nucleic Acid Atoms | |
Solvent Atoms | 1434 |
Heterogen Atoms | 96 |
Software
Software | |
---|---|
Software Name | Purpose |
PROLSQ | refinement |
XENGEN | data reduction |
XENGEN | data scaling |