2JFY
Crystal structure of Helicobacter pylori glutamate racemase in complex with D-Glutamate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2JFX | PDB ENTRY 2JFX |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | PROTEIN FORMULATED AT 10 MG/ML WITH 200 MM AMMONIUM ACETATE PH 7.4, 5 MM D-L GLUTAMATE, 1 MM TCEP AND CRYSTALLISED WITH 100 MM TRIS PH 8.5, 200 MM MGSO4, AND 25% PEG4000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.1 | 41 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 52.28 | α = 90 |
b = 78.96 | β = 92.64 |
c = 59.14 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | MARRESEARCH | 2002-10-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | MAX II BEAMLINE I711 | MAX II | I711 |
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 | 1.9 | 25 | 94.4 | 0.07 | 8.5 | 4.1 | 34987 | 2 |
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 | 1.9 | 2 | 78.6 | 0.34 | 2.1 | 3.8 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2JFX | 1.9 | 25 | 34987 | 1755 | 0.2061 | 0.2458 | RANDOM | 42.2 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.655 | -5.612 | 0.186 | 0.468 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_angle_deg | 1.23388 |
c_bond_d | 0.005839 |
c_bond_d_na | |
c_bond_d_prot | |
c_angle_d | |
c_angle_d_na | |
c_angle_d_prot | |
c_angle_deg_na | |
c_angle_deg_prot | |
c_dihedral_angle_d |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4024 |
Nucleic Acid Atoms | |
Solvent Atoms | 347 |
Heterogen Atoms | 20 |
Software
Software | |
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Software Name | Purpose |
CNX | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
MOLREP | phasing |