Crystal structure of an ankyrin repeat domain (ABAYE2397) from Acinetobacter baumannii AYE at 1.00 A resolution
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 293 | 0.2M sodium chloride, 20.0% polyethylene glycol 3350 | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.1 | 41.32 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 43.268 | α = 83.85 |
| b = 43.221 | β = 89.96 |
| c = 49.632 | γ = 78.38 |
| Symmetry | |
|---|---|
| Space Group | P 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 | MARMOSAIC 325 mm CCD | Vertical focusing mirror; double crystal Si(111) monochromator | 2014-12-09 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SSRL BEAMLINE BL14-1 | 0.9791 | SSRL | BL14-1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 27.228 | 82.5 | 0.077 | 0.089 | 0.045 | 9.4 | 4 | 156154 | 156154 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 1 | 1.03 | 29.1 | 0.716 | 0.716 | 0.829 | 0.417 | 1 | 3.9 | 4081 | |||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | SAD | THROUGHOUT | 1 | 27.228 | 156092 | 7870 | 82.46 | 0.1404 | 0.139 | 0.14 | 0.168 | 0.17 | RANDOM | 12.2327 | |||||
| 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] | |
| -0.1 | 0.36 | -0.11 | 0.5 | -0.01 | -0.28 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 31.637 |
| r_sphericity_free | 25.944 |
| r_dihedral_angle_4_deg | 18.544 |
| r_dihedral_angle_3_deg | 12.781 |
| r_sphericity_bonded | 7.456 |
| r_dihedral_angle_1_deg | 5.705 |
| r_rigid_bond_restr | 2.785 |
| r_angle_refined_deg | 1.67 |
| r_mcangle_it | 1.12 |
| r_angle_other_deg | 1.046 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2956 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 732 |
| Heterogen Atoms | 6 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PDB_EXTRACT | data extraction |
| MOSFLM | data reduction |
| SCALA | data scaling |
| SHELX | phasing |
| SHARP | phasing |
| REFMAC | refinement |
| SHELXD | phasing |














