4MXA
CDPK1 from Neospora caninum in complex with inhibitor RM-1-132
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4M97 | PDB ENTRY 4M97 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 298 | protein solution: 25 mM HEPES pH 7.0, 0.5 M NaCl, 5% glycerol, 5 mM DTT, 20 mM EGTA, 3mg/ml protein, 0.2 mM RM-1-132, 1% DMSO; crystallization buffer: 30% PEG 3350, 0.2 M ammonium citrate, 0.1 M BisTris pH 5.3, 5 mM DTT, vapor diffusion, sitting drop, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.06 | 40.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.22 | α = 90 |
b = 72.53 | β = 99.28 |
c = 65.65 | 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 | PIXEL | DECTRIS PILATUS 6M | 2013-06-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL12-2 | 0.97939 | SSRL | BL12-2 |
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 | 3 | 47.59 | 89.1 | 0.376 | 3.6 | 2.8 | 8027 |
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 | 3 | 3.21 | 89.7 | 0.018 | 1 | 2.7 | 1432 |
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 | FOURIER SYNTHESIS | THROUGHOUT | PDB ENTRY 4M97 | 3 | 47.63 | 7097 | 328 | 78.52 | 0.2538 | 0.2526 | 0.2793 | RANDOM | 73.6112 |
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] | |
-2.98 | 0.4 | 0.97 | 1.84 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.389 |
r_dihedral_angle_3_deg | 16.412 |
r_dihedral_angle_4_deg | 15.291 |
r_dihedral_angle_1_deg | 5.533 |
r_mcangle_it | 2.602 |
r_mcbond_it | 1.509 |
r_mcbond_other | 1.507 |
r_angle_refined_deg | 1.43 |
r_angle_other_deg | 0.801 |
r_chiral_restr | 0.076 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3670 |
Nucleic Acid Atoms | |
Solvent Atoms | 25 |
Heterogen Atoms | 30 |
Software
Software | |
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Software Name | Purpose |
Aimless | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
Blu-Ice | data collection |
MOSFLM | data reduction |