5SW4
Crystal structure of native catalase-peroxidase KatG at pH8.0
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1MWV |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 293 | 16-20% MPD, pH 5.6 0.1 M sodium citrate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.21 | 61.69 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 100.778 | α = 90 |
b = 115.981 | β = 90 |
c = 174.844 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 100 | CCD | MARRESEARCH | 2005-04-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM30A | 0.97951 | ESRF | BM30A |
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 | 1.9 | 96.65 | 99.9 | 0.087 | 16.4 | 4.1 | 144966 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.9 | 1.94 | 0.438 | 2.8 | 3.1 | 10604 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | 1MWV | 1.9 | 20 | 144966 | 15966 | 99.76 | 0.1418 | 0.1385 | 0.1712 | RANDOM | 22.676 |
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] | |
-0.01 | 0.09 | -0.08 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.102 |
r_dihedral_angle_4_deg | 16.024 |
r_dihedral_angle_3_deg | 13.331 |
r_dihedral_angle_1_deg | 5.941 |
r_mcangle_it | 2.401 |
r_angle_refined_deg | 2.269 |
r_mcbond_it | 1.714 |
r_mcbond_other | 1.709 |
r_angle_other_deg | 1.188 |
r_chiral_restr | 0.164 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 11014 |
Nucleic Acid Atoms | |
Solvent Atoms | 1553 |
Heterogen Atoms | 140 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |