3MK9
Stabilized Ricin Immunogen 1-33/44-198
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1IFS | PDB ENTRY 1IFS |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.4 | 290 | Protein Buffer: 50mM MES pH 6.4, 200mM NaCl, 2mM BME, Crystallization Solution: 0.17M Ammonium Sulfate, 25.5% w/v PEG 4000, 15% v/v Glycerol , VAPOR DIFFUSION, HANGING DROP, temperature 290K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.12 | 41.85 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.744 | α = 90 |
b = 72.767 | β = 90 |
c = 96.382 | γ = 90 |
Symmetry | |
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Space Group | I 2 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 | CCD | BRUKER SMART 6000 | 2010-02-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | BRUKER AXS MICROSTAR | 1.54 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2.08 | 58.07 | 96.6 | 0.054 | 20.18 | 9.61 | 11284 | 10903 | 3 | 3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.08 | 2.17 | 77.1 | 3.88 | 3.01 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 1IFS | 2.08 | 58.03 | 11284 | 10377 | 520 | 96.59 | 0.21108 | 0.20991 | 0.23603 | RANDOM | 22.692 |
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] | |
-0.97 | -0.65 | 1.62 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.05 |
r_dihedral_angle_4_deg | 20.198 |
r_dihedral_angle_3_deg | 14.752 |
r_scangle_it | 5.365 |
r_scbond_it | 3.253 |
r_mcangle_it | 2.277 |
r_mcbond_it | 1.257 |
r_angle_refined_deg | 1.111 |
r_dihedral_angle_1_deg | 0.972 |
r_nbtor_refined | 0.325 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1363 |
Nucleic Acid Atoms | |
Solvent Atoms | 76 |
Heterogen Atoms | 5 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
AMoRE | phasing |
CNS | refinement |
SAINT | data reduction |
SADABS | data scaling |
PROTEUM PLUS | data collection |