5KUM
Crystal Structure of Inward Rectifier Kir2.2 K62W Mutant In Complex with PIP2
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | EVAPORATION | 293.15 | Hepes, KCl, PEG 400 | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.85 | 68.03 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 81.303 | α = 90 |
| b = 81.303 | β = 90 |
| c = 183.572 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | I 4 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 90 | PIXEL | DECTRIS PILATUS 6M-F | 2015-04-01 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.9792 | APS | 24-ID-E |
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 | 2.8 | 91.95 | 99.1 | 0.092 | 11.65 | 2.9 | 14556 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 2.8 | 2.9 | 99.9 | 0.743 | 0.769 | 1.67 | 2.9 | ||||||||||||
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 | 5KUK | 2.8 | 91.95 | 13843 | 713 | 99.01 | 0.20051 | 0.19757 | 0.25823 | RANDOM | 74.39 | ||||||
| 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] | |
| 4.37 | 4.37 | -8.74 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.124 |
| r_dihedral_angle_3_deg | 15.859 |
| r_dihedral_angle_4_deg | 15.203 |
| r_long_range_B_refined | 10.196 |
| r_long_range_B_other | 10.147 |
| r_dihedral_angle_1_deg | 7.164 |
| r_scangle_other | 7.035 |
| r_mcangle_it | 6.696 |
| r_mcangle_other | 6.694 |
| r_mcbond_it | 4.309 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2612 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 38 |
| Heterogen Atoms | 58 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| HKL-3000 | data reduction |
| HKL-3000 | data scaling |
| MOLREP | phasing |
