3LC9
Ricin A-chain variant 1-33/44-198 with engineered disulfide bond
X-RAY DIFFRACTION
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 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 |
2.05 | 39.92 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.493 | α = 90 |
b = 72.307 | β = 90 |
c = 94.208 | 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 | 2009-08-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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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 | 2.28 | 57.36 | 100 | 0.098 | 19.05 | 16.01 | 8335 | 8333 | 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 | 2.28 | 2.38 | 100 | 5.52 | 11.85 | 979 |
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 3BJG | 2.28 | 57.36 | 7938 | 385 | 99.89 | 0.21511 | 0.21359 | 0.2455 | RANDOM | 18.408 |
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] | |
-0.51 | -0.6 | 1.12 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.943 |
r_dihedral_angle_4_deg | 23.046 |
r_dihedral_angle_3_deg | 17.311 |
r_dihedral_angle_1_deg | 4.773 |
r_scangle_it | 2.705 |
r_scbond_it | 1.577 |
r_mcangle_it | 1.162 |
r_angle_refined_deg | 1.121 |
r_mcbond_it | 0.607 |
r_nbtor_refined | 0.309 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1361 |
Nucleic Acid Atoms | |
Solvent Atoms | 85 |
Heterogen Atoms | 5 |
Software
Software | |
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Software Name | Purpose |
PROTEUM PLUS | data collection |
AMoRE | phasing |
REFMAC | refinement |
SAINT | data reduction |
SADABS | data scaling |