2RG1
Crystal structure of E. coli WrbA apoprotein
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2R96 | PDB ENTRY 2R96 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 285 | 30% PEG 4000,0.2M magnesium chloride, 0.1M Tris-HCl, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 285K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.82 | 32.28 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 70.85 | α = 90 |
b = 75.69 | β = 90 |
c = 56.55 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | 200 | CCD | MARMOSAIC 225 mm CCD | mirrors | 2007-03-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X12 | 0.9776 | EMBL/DESY, HAMBURG | X12 |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.85 | 20 | 99.2 | 0.061 | 21.1 | 3.8 | 26663 | 26411 |
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 | 1.85 | 1.88 | 99.9 | 0.25 | 5.55 | 3.7 | 1292 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2R96 | 1.85 | 19.31 | 25584 | 25382 | 1000 | 99.2 | 0.172 | 0.172 | 0.171 | 0.195 | RANDOM | 23.202 |
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] | |
-0.05 | 0.02 | 0.03 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.038 |
r_dihedral_angle_3_deg | 14.581 |
r_dihedral_angle_4_deg | 12.409 |
r_dihedral_angle_1_deg | 5.859 |
r_scangle_it | 5.409 |
r_scbond_it | 3.514 |
r_angle_refined_deg | 1.518 |
r_mcangle_it | 1.481 |
r_mcbond_it | 0.908 |
r_nbtor_refined | 0.308 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2480 |
Nucleic Acid Atoms | |
Solvent Atoms | 172 |
Heterogen Atoms | 2 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |