4L0W
Plasmodium yoelii Prx1a modified at the N-terminus forms an artifactual octamer
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2H01 | PDB ENTRY 2h01 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.8 | 291.15 | 1.5 ul of 4.3 mg/mL protein solution + 1.5 ul reservoir solution 1.6 M AMMONIUM SULFATE, 100 mM HEPES pH 6.8, 200 mM NaAc, 20 MM NaBr, 5% ETHYLENE GLYCOL, VAPOR DIFFUSION, SITTING DROP, temperature 291.15K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 54.46 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 105.076 | α = 90 |
b = 105.076 | β = 90 |
c = 41.833 | γ = 90 |
Symmetry | |
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Space Group | P 4 2 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 | IMAGE PLATE | RIGAKU RAXIS V | 2005-12-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU | 1.54178 |
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 | 2.3 | 100 | 94.6 | 0.153 | 13.9 | 10337 | 39.35 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.3 | 2.36 | 91.5 | 0.471 | 12.8 |
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-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2h01 | 2.29 | 46.99 | 10479 | 527 | 94.64 | 0.1979 | 0.1955 | 0.2464 | RANDOM | 35.5078 |
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] | |
1.5735 | 1.5735 | -3.1471 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_other_torsion | 15.85 |
t_omega_torsion | 3.92 |
t_angle_deg | 1.5 |
t_bond_d | 0.013 |
t_dihedral_angle_d | |
t_trig_c_planes | |
t_gen_planes | |
t_it | |
t_chiral_improper_torsion | |
t_ideal_dist_contact |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1371 |
Nucleic Acid Atoms | |
Solvent Atoms | 74 |
Heterogen Atoms | 9 |
Software
Software | |
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Software Name | Purpose |
BUSTER-TNT | refinement |
PDB_EXTRACT | data extraction |
CrystalClear | data reduction |
HKL-2000 | data scaling |
MOLREP | phasing |
BUSTER | refinement |