4QTB
Structure of human ERK1 in complex with SCH772984 revealing a novel inhibitor-induced binding pocket
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8 | 277.15 | 33% PEG4000, 0.1 M Tris pH 8.0 and 0.2 M lithium sulphate, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.2 | 44.06 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 61.98 | α = 90 |
| b = 94.01 | β = 91.71 |
| c = 65.36 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 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 | PIXEL | PSI PILATUS 6M | Kirkpatrick Baez bimorph mirror pair | 2013-10-05 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | 0.91997 | Diamond | I03 |
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 | 1.4 | 38.15 | 95.8 | 0.089 | 8.8 | 4.1 | 140419 | 140385 | 9.8 | ||||||||||
| 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 | 1.4 | 1.48 | 93.3 | 0.618 | 2.2 | 3.9 | 19971 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | pdb entry 2ZOQ | 1.4 | 32.74 | 2 | 140385 | 133341 | 7044 | 95.55 | 0.14846 | 0.14704 | 0.17505 | RANDOM | 16.182 | ||||
| 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] | |
| -0.86 | -0.07 | 1.25 | -0.38 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 37.14 |
| r_dihedral_angle_4_deg | 18.793 |
| r_dihedral_angle_3_deg | 11.41 |
| r_long_range_B_refined | 6.252 |
| r_long_range_B_other | 6.252 |
| r_dihedral_angle_1_deg | 5.695 |
| r_scangle_other | 2.78 |
| r_scbond_it | 1.812 |
| r_scbond_other | 1.812 |
| r_angle_refined_deg | 1.631 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 5692 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 1111 |
| Heterogen Atoms | 193 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| GDA | data collection |
| PHASER | phasing |
| REFMAC | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
