5CRO
REFINED STRUCTURE OF CRO REPRESSOR PROTEIN FROM BACTERIOPHAGE LAMBDA
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | microdialysis or batch | 7.5 | CRYSTALS WERE OBTAINED IN THE PRESENCE OF ABOUT 1.2M PHOSPHATE BY MICRODIALYSIS OR BATCH TECHNIQUES., pH 7.5, microdialysis or batch | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.7 | 67 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 91.6 | α = 90 |
| b = 91.6 | β = 90 |
| c = 268.5 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | H 3 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 290 | FILM | FILM | M | ||||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | ELLIOTT GX-21 | |||
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 | 2.3 | 20 | 84 | 0.096 | 17141 | 30.5 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||||
| X-RAY DIFFRACTION | MIR | 2.3 | 20 | 17141 | 17141 | 84 | 0.193 | ||||||||||||
| 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 |
| t_pseud_angle | 25.359 |
| t_dihedral_angle_d | 19.578 |
| t_it | 7.323 |
| t_angle_deg | 3.271 |
| t_nbd | 0.021 |
| t_bond_d | 0.019 |
| t_gen_planes | 0.014 |
| t_trig_c_planes | 0.008 |
| t_incorr_chiral_ct | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1897 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 33 |
| Heterogen Atoms | 10 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| LYNN | model building |
| TNT | refinement |
| OSCTST | data reduction |
| VENUS | data reduction |
| CCP4 | data scaling |
| ODPROC | data scaling |
| NEWREF | phasing |
