STRUCTURAL AND MECHANISTIC BASIS OF PENICILLIN BINDING PROTEIN INHIBITION BY LACTIVICINS
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2BG1 | PDB ENTRY 2BG1 |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 7 | 50 MH HEPES 3.2 M SODIUM CHLORIDE 0.8 M AMMONIUM SULFATE, pH 7 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.69 | 66.42 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 98.54 | α = 90 |
| b = 99.83 | β = 90 |
| c = 152.16 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | ADSC CCD | 2006-02-25 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2.6 | 84.52 | 99.2 | 0.1 | 11.46 | 4.7 | 46529 | 5 | |||||||||||
| 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 | 2.6 | 2.67 | 100 | 0.36 | 4.9 | 4 | |||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2BG1 | 2.6 | 84.52 | 44214 | 2315 | 99.3 | 0.262 | 0.26 | 0.26 | 0.298 | 0.3 | RANDOM | 38.22 | ||||
| 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] | |
| -0.52 | 0.49 | 0.03 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 40.221 |
| r_dihedral_angle_3_deg | 22.119 |
| r_dihedral_angle_4_deg | 18.478 |
| r_dihedral_angle_1_deg | 8.796 |
| r_scangle_it | 6.51 |
| r_scbond_it | 4.468 |
| r_angle_refined_deg | 3.252 |
| r_mcangle_it | 2.749 |
| r_mcbond_it | 1.676 |
| r_nbtor_refined | 0.341 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 7099 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 79 |
| Heterogen Atoms | 52 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data reduction |
| XDS | data scaling |
| AMoRE | phasing |














