3BE6
Crystal structure of FitE (crystal form 2), a group III periplasmic siderophore binding protein
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3BE5 | PDB entry 3BE5 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 7.5 | 294 | 0.1M Tris-HCl pH 7.5, 0.2M MgCl2, 22% (w/v) PEG 3350, VAPOR DIFFUSION, temperature 294K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.36 | 47.78 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 50.815 | α = 90 |
b = 109.12 | β = 90 |
c = 221.992 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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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 | Cryogenically cooled double crystal monochromator with horizontal focusing sagitally bent second mono crystal | 2006-11-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X29A | 1.10000 | NSLS | X29A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.82 | 50 | 0.081 | 13.7 | 4.6 | 102274 | 4 | 18.9 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.82 | 1.89 | 63.7 | 0.182 | 4.1 | 2.4 | 6957 |
Refinement
Statistics | |||||||||||||||||||
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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 3BE5 | 1.82 | 49.45 | 97076 | 5120 | 91.96 | 0.18975 | 0.18823 | 0.21851 | RANDOM | 21.31 |
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] | |
-0.26 | 1.96 | -1.7 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 31.501 |
r_dihedral_angle_4_deg | 16.688 |
r_dihedral_angle_3_deg | 13.394 |
r_dihedral_angle_1_deg | 4.649 |
r_scangle_it | 2.446 |
r_scbond_it | 1.476 |
r_angle_refined_deg | 1.046 |
r_mcangle_it | 0.944 |
r_mcbond_it | 0.609 |
r_nbtor_refined | 0.301 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8992 |
Nucleic Acid Atoms | |
Solvent Atoms | 807 |
Heterogen Atoms | 26 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
ADSC | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
MOLREP | phasing |