1QMF
PENICILLIN-BINDING PROTEIN 2X (PBP-2X) ACYL-ENZYME COMPLEX
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 4.5 | 0.1M SODIUM ACETATE PH 4.5, 1.0-1.3M AMMONIUM SULFATE |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.86 | 68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 129.91 | α = 90 |
b = 129.91 | β = 90 |
c = 139.86 | γ = 90 |
Symmetry | |
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Space Group | P 41 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | IMAGE PLATE | MARRESEARCH | 1995-10-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM14 | ESRF | BM14 |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.8 | 50 | 97.9 | 0.092 | 0.092 | 5.4 | 29276 | 33 |
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 | 2.8 | 2.95 | 92 | 0.508 |
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 | APO ENZYME | 2.8 | 50 | 29276 | 2916 | 97.1 | 0.239 | 0.239 | 0.271 | RANDOM | 52.4 |
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] | |
10.236 | 10.236 | -20.472 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 24.8 |
c_scangle_it | 5.79 |
c_scbond_it | 4.37 |
c_mcangle_it | 4.21 |
c_mcbond_it | 2.73 |
c_angle_deg | 1.7 |
c_improper_angle_d | 1.63 |
c_bond_d | 0.013 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4262 |
Nucleic Acid Atoms | |
Solvent Atoms | 57 |
Heterogen Atoms | 54 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
DENZO | data reduction |
SCALA | data scaling |
CNS | phasing |