3K5E
The structure of human kinesin-like motor protein Kif11/KSP/Eg5 in complex with ADP and enastrol.
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6 | 294 | 25% PEG3350, 0.1M BisTris pH 6.0, 0.2M Ammonium sulphate, VAPOR DIFFUSION, SITTING DROP, temperature 294K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.68 | 54.1 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 160.58 | α = 90 |
| b = 79.8 | β = 96.93 |
| c = 69.19 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 1 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 | ADSC QUANTUM 315 | Si (111) double crystal monochromator. Kirkpatrick Baez bimorph mirror pair for horizontal and vertical focussing | 2009-08-12 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I02 | 0.9795 | Diamond | I02 |
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 | 1.97 | 39.9 | 93.9 | 0.111 | 5.3 | 2.34 | 56420 | 2 | |||||||||||
| 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) | |||||||||||
| 2 | 2.07 | 98.8 | 0.445 | 2.8 | 2.52 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 1Q0B | 1.97 | 39.9 | 56420 | 3026 | 96.65 | 0.24381 | 0.24107 | 0.29489 | RANDOM | 27.181 | ||||||
| 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] | |
| 1.1 | -0.05 | -0.69 | -0.43 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.495 |
| r_dihedral_angle_4_deg | 17.208 |
| r_dihedral_angle_3_deg | 16.2 |
| r_dihedral_angle_1_deg | 5.891 |
| r_scangle_it | 2.719 |
| r_scbond_it | 1.698 |
| r_angle_refined_deg | 1.337 |
| r_mcangle_it | 1.266 |
| r_mcbond_it | 0.694 |
| r_chiral_restr | 0.095 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 5153 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 454 |
| Heterogen Atoms | 94 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| DNA | data collection |
| PHASER | phasing |
| REFMAC | refinement |
| CrystalClear | data reduction |
| CrystalClear | data scaling |
