Crystal structure of phenazine biosynthesis protein PhzA/B from Burkholderia cepacia R18194, complex with 2-(cyclohexylamino)benzoic acid
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 285 | 16-20% (w/v) PEG 3350, 0.2 M NH4-acetate, 0.1 M Bis-TRIS pH 6.1-6.7, soak with 10 mM 2-(cyclohexylamino)benzoic acid in ML, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 285K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.24 | 45.09 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 64.55 | α = 90 |
| b = 64.55 | β = 90 |
| c = 160.39 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 32 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 | 100 | CCD | MARMOSAIC 225 mm CCD | Si(111)monochromator | 2007-06-30 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.9789 | SLS | X10SA |
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 | 1.7 | 19.65 | 99.9 | 0.047 | 24.2 | 14.1 | 43508 | 43465 | 4 | 35 | |||||||||
| 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) | |||||||||||
| 1.7 | 1.8 | 100 | 0.313 | 4.2 | 10.6 | 6744 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | SAD | THROUGHOUT | 1.7 | 19.65 | 41272 | 2191 | 99.99 | 0.17169 | 0.1695 | 0.25 | 0.21406 | 0.29 | RANDOM | 28.096 | |||||
| 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 |
| r_dihedral_angle_2_deg | 34.999 |
| r_dihedral_angle_4_deg | 17.916 |
| r_dihedral_angle_3_deg | 14.616 |
| r_dihedral_angle_1_deg | 6.237 |
| r_scangle_it | 5.389 |
| r_scbond_it | 3.786 |
| r_mcangle_it | 2.17 |
| r_angle_refined_deg | 2.08 |
| r_mcbond_it | 1.942 |
| r_angle_other_deg | 1.034 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2666 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 249 |
| Heterogen Atoms | 39 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data scaling |
| XDS | data reduction |
| XSCALE | data scaling |
| SHELXD | phasing |














