3CEV
ARGINASE FROM BACILLUS CALDEVELOX, COMPLEXED WITH L-ARGININE
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2CEV | REFINED MODEL FOR THE PH 8.5 NATIVE STRUCTURE: 2CEV |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | MIXING 2 UL PROTEIN WITH 2 UL RESERVOIR SOLUTION PROTEIN SOLUTION 27 MG/ML PROTEIN, 10 MM MOPS,PH 7.5 RESERVOIR SOLUTION 28% MONOMETHYLPEG 2000, 10 MM EDTA, 10 MM GUANIDINE HYDROCHLORIDE, IN 0.05 M BISTRISPROPANE/HCL, PH 8. THE CRYSTALS WERE THEN SOAKED IN 42.5% MMPEG 2000, 10 MM GUANIDINE HYDROCHLORIDE, 10 MM L-ARGININE, 10 MM EDTA, 0.05M BISTRISPROPANE/HCL, PH 8.5 FOR 8 HOURS, VAPOR DIFFUSION, HANGING DROP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.67 | 54 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 106.8 | α = 90 |
b = 277.7 | β = 90 |
c = 140 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 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 | 113 | IMAGE PLATE | RIGAKU | 1997-01-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU200 |
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 | 2.4 | 40 | 89.7 | 0.052 | 14.1 | 2.75 | 73511 |
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 | 2.4 | 2.55 | 52.4 | 0.169 | 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 | REFINED MODEL FOR THE PH 8.5 NATIVE STRUCTURE: 2CEV | 2.4 | 8 | 68674 | 89.5 | 0.193 | 0.243 | RANDOM |
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 | |
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Key | Refinement Restraint Deviation |
x_angle_deg | 1.42 |
x_bond_d | 0.01 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na | |
x_angle_d_prot | |
x_angle_deg_na | |
x_angle_deg_prot | |
x_dihedral_angle_d |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 13608 |
Nucleic Acid Atoms | |
Solvent Atoms | 637 |
Heterogen Atoms | 150 |
Software
Software | |
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Software Name | Purpose |
AMoRE | phasing |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |