3TFW
Crystal structure of a putative O-methyltransferase from Klebsiella pneumoniae
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 291 | 1.2% w/v n-Octyl-b-D-glucoside, 0.2M Ammonium Sulphate and 30% w/v Polyethylene glycol 8,000, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.04 | 39.56 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 85.285 | α = 90 |
b = 95.305 | β = 90 |
c = 56.275 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | ADSC QUANTUM 315 | Mirrors | 2010-11-08 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X29A | 0.9792 | NSLS | X29A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 1.88 | 50 | 99.5 | 0.084 | 11 | 14.1 | 38046 | 38046 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.88 | 1.95 | 95.1 | 0.53 | 13.2 | 3587 |
Refinement
Statistics | |||||||||||||||||||
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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 | SAD | THROUGHOUT | 1.88 | 50 | 36043 | 1861 | 99.61 | 0.20602 | 0.20404 | 0.244 | RANDOM | 24.773 |
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] | |
-1.42 | 1.63 | -0.2 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.021 |
r_dihedral_angle_3_deg | 13.075 |
r_dihedral_angle_4_deg | 13.074 |
r_dihedral_angle_1_deg | 4.759 |
r_scangle_it | 3.318 |
r_scbond_it | 1.992 |
r_mcangle_it | 1.213 |
r_angle_refined_deg | 1.062 |
r_mcbond_it | 0.625 |
r_chiral_restr | 0.073 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3425 |
Nucleic Acid Atoms | |
Solvent Atoms | 262 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
CBASS | data collection |
SHELX | model building |
REFMAC | refinement |
DENZO | data reduction |
HKL-2000 | data scaling |
SHELX | phasing |