3LZL
Crystal Structure Analysis of the as-solated P19 protein from Campylobacter jejuni at 1.45 A at pH 9.0
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 9 | 298 | 50% POLYETHYLENE GLYCOL (PEG) 250, 0.1 M CHES (2-(N-CYCLOHEXYLAMINO) ETHANE SULFONIC ACID) BUFFER pH 9.0, CRYOGENIC CONDITION 30% GLYCEROL IN PRECIPITANT MIXTURE, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.14 | 42.5 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 54.533 | α = 90 |
b = 73.545 | β = 90 |
c = 75.06 | 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 | 100 | CCD | MARMOSAIC 325 mm CCD | Rh coated flat mirror, toroidal focusing mirror, Si 111 monochromator | 2006-12-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | 1.127 | SSRL | BL9-2 |
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 | 1.45 | 19.21 | 98.6 | 0.04 | 14.8 | 4.4 | 53633 | -3 | -3 | 27.3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1.45 | 1.53 | 97.3 | 0.517 | 0.517 | 2.3 | 4.3 | 7657 |
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 | P6222 incomplete SeMAD model at 2.8 A resolution. | 1.45 | 18.77 | 50981 | 2651 | 98.42 | 0.14337 | 0.14115 | 0.18668 | RANDOM | 23.882 |
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] | |
-1.05 | 2.3 | -1.25 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.689 |
r_dihedral_angle_4_deg | 15.312 |
r_dihedral_angle_3_deg | 11.631 |
r_scangle_it | 10.022 |
r_scbond_it | 7.591 |
r_dihedral_angle_1_deg | 6.714 |
r_mcangle_it | 4.963 |
r_mcbond_it | 3.45 |
r_rigid_bond_restr | 2.611 |
r_angle_other_deg | 2.282 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2461 |
Nucleic Acid Atoms | |
Solvent Atoms | 353 |
Heterogen Atoms | 7 |
Software
Software | |
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Software Name | Purpose |
Blu-Ice | data collection |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |
REFMAC | phasing |