1.80A resolution structure of Iron Bound BfrB (C89S, K96C) from Pseudomonas aeruginosa
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3IS7 | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION | 6 | 293 | 35% (v/v) MPD, 0.1M MES, 0.2M Lithium Sulfate |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.58 | 65.66 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 153.993 | α = 90 |
| b = 153.993 | β = 90 |
| c = 155.2 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 63 2 2 |
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 | DECTRIS PILATUS 6M | 2013-10-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 17-ID | 1.73963 | APS | 17-ID |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | 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 | 1.8 | 48.23 | 99.7 | 0.121 | 0.028 | 0.999 | 22.3 | 18.3 | 99837 | 22.1 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 1.8 | 1.83 | 96.5 | 1.313 | 0.427 | 0.701 | 1.8 | 10.2 | 4721 | ||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 3IS7 | 1.8 | 48.23 | 1.93 | 99803 | 9520 | 99.64 | 0.1485 | 0.1473 | 0.15 | 0.1717 | 0.18 | 24.8208 | ||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 16.855 |
| f_angle_d | 1.013 |
| f_chiral_restr | 0.044 |
| f_bond_d | 0.009 |
| f_plane_restr | 0.006 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 5078 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 748 |
| Heterogen Atoms | 218 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| Aimless | data scaling |
| XDS | data scaling |
| PHASER | phasing |
| PDB_EXTRACT | data extraction |
| Coot | model building |
| PHENIX | refinement |














