Structure of Inner Membrane Complex (IMC) Sub-compartment Protein 1 (ISP1) from Toxoplasma gondii
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 0.1 M BIS-TRIS PH 5.5, 25% PEG 3350 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.44 | 49.56 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 58.11 | α = 90 |
b = 81.09 | β = 90 |
c = 120.07 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 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 | 100 | IMAGE PLATE | RIGAKU R-AXIS IV | OSMIC BLUE | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-002 |
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 | 2.1 | 29.09 | 99.9 | 0.07 | 16.3 | 4.7 | 33884 | 2 |
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 | 2.1 | 2.21 | 100 | 0.38 | 4.5 | 4.8 |
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | NONE | 2.1 | 28.15 | 32114 | 1716 | 99.86 | 0.20614 | 0.20346 | 0.2053 | 0.25563 | 0.2512 | RANDOM | 28.985 |
Anisotropic B[2][2] |
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0.01 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.944 |
r_dihedral_angle_4_deg | 21.033 |
r_dihedral_angle_3_deg | 19.898 |
r_dihedral_angle_1_deg | 6.908 |
r_angle_refined_deg | 1.283 |
r_chiral_restr | 0.115 |
r_bond_refined_d | 0.013 |
r_gen_planes_refined | 0.011 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3836 |
Nucleic Acid Atoms | |
Solvent Atoms | 272 |
Heterogen Atoms | 70 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
iMOSFLM | data reduction |
SCALA | data scaling |
SHELX | phasing |