3QIB
Crystal structure of the 2B4 TCR in complex with MCC/I-Ek
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 6.2 | 295 | 50% PEG200, 0.2 M sodium chloride, 0.1 M sodium potassium phosphate, pH 6.2, VAPOR DIFFUSION, temperature 295K | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.97 | 68.99 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 146.749 | α = 90 |
| b = 167.178 | β = 90 |
| c = 259.489 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | F 2 2 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 QUANTUM 315r | 2009-10-11 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | ALS | 8.2.1 | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.4 | 50 | 43820 | ||||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 2.7 | 34.97 | 1.34 | 43476 | 2192 | 99.4 | 0.222 | 0.221 | 0.246 | |||||||||
| 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] | |
| -1.4492 | -2.3339 | 3.7831 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 15.439 |
| f_angle_d | 1.304 |
| f_chiral_restr | 0.085 |
| f_bond_d | 0.01 |
| f_plane_restr | 0.005 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6251 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 106 |
| Heterogen Atoms | 108 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
