4AUB
the complex Structure of the bacterial aldo-keto reductase AKR14A1 with NADP and citrate
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5.4 | 0.1M CITRATE BUFFER (PH 5.4), 18% W/V PEG 2000 MME AND 0.2 M AMMONIUM SULPHATE SUPPLEMENTED WITH 1 MM NADP | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.68 | 54.2 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 91.813 | α = 90 |
| b = 191.092 | β = 105.97 |
| c = 97.303 | 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 | CCD | M | SINGLE WAVELENGTH | ||||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | ||||
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 | 2.05 | 48.8 | 97.3 | 0.1 | 20.3 | 4.8 | 194971 | 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) | |||||||||||
| 1 | 2.05 | 2.09 | 95 | 0.87 | 2.8 | 4.6 | |||||||||||||
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 1EXB | 2.05 | 95.35 | 175739 | 9319 | 92.15 | 0.20344 | 0.20161 | 0.23819 | RANDOM | 25.481 | ||||||
| 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] | |
| -0.91 | -0.46 | 1.38 | -0.72 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.597 |
| r_dihedral_angle_4_deg | 17.809 |
| r_dihedral_angle_3_deg | 13.483 |
| r_dihedral_angle_1_deg | 5.915 |
| r_angle_refined_deg | 1.788 |
| r_angle_other_deg | 1.656 |
| r_chiral_restr | 0.104 |
| r_bond_refined_d | 0.017 |
| r_gen_planes_refined | 0.012 |
| r_bond_other_d | 0.01 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 19845 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 1161 |
| Heterogen Atoms | 440 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| HKL | data reduction |
| SCALEPACK | data scaling |
| AMoRE | phasing |
