Crystal structure of Arginine biosynthesis bifunctional protein argJ (10175521) from Bacillus halodurans at 2.00 A resolution
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP, NANODROP | 4.2 | 277 | 40.0% Ethylene-Glycol, 0.2M (NH4)2SO4, 0.1M Phosphate Citrate, pH 4.2, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K |
| 2 | VAPOR DIFFUSION, SITTING DROP, NANODROP | 4.2 | 277 | 40.0% Ethylene-Glycol, 0.2M (NH4)2SO4, 0.1M Phosphate Citrate, pH 4.2, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.05 | 59.62 |
| 2.83 | 56.23 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 70.658 | α = 90 |
| b = 70.658 | β = 90 |
| c = 222.292 | γ = 90 |
| Symmetry | |
|---|---|
| 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 | CCD | ADSC | 2005-01-21 | M | MAD | ||||||
| 2 | 1 | 100 | ||||||||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | ALS | 8.2.1 | |
| 2 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 0.97963, 0.99187, 0.97941 | ALS | 8.2.1 |
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 | 29.81 | 98.8 | 0.065 | 21 | 5.3 | 38627 | 27.75 | |||||||||||
| 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 | 2.05 | 90.7 | 0.109 | 10.2 | 3 | 2387 | ||||||||||||
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 | MAD | THROUGHOUT | 2 | 29.81 | 36636 | 1935 | 98.65 | 0.14056 | 0.13967 | 0.15 | 0.15782 | 0.17 | RANDOM | 25.334 | |||||
| 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] | |
| 0.21 | 0.21 | -0.42 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.788 |
| r_dihedral_angle_3_deg | 11.657 |
| r_dihedral_angle_4_deg | 9.939 |
| r_dihedral_angle_1_deg | 5.969 |
| r_scangle_it | 3.581 |
| r_scbond_it | 2.485 |
| r_angle_refined_deg | 1.426 |
| r_mcangle_it | 1.146 |
| r_mcbond_it | 1.117 |
| r_angle_other_deg | 0.833 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2968 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 388 |
| Heterogen Atoms | 84 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MOSFLM | data reduction |
| SCALA | data scaling |
| SOLVE | phasing |
| REFMAC | refinement |
| Xpleo | refinement |
| CCP4 | data scaling |














