4K2Z
Crystal structure of the complex of type I Ribosome inactivating protein from Momordica balsamina with Methylethylamine at 1.80 A resolution
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3S9Q |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.7 | 298 | 14% PEG 6000, 0.1M Sodium Phosphate, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.4 | 48.79 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 130.004 | α = 90 |
b = 130.004 | β = 90 |
c = 40.013 | γ = 120 |
Symmetry | |
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Space Group | H 3 |
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 | 77 | CCD | MARRESEARCH | MIRROR | 2012-11-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM14 | 0.97 | ESRF | BM14 |
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 | 1.8 | 50 | 99.9 | 0.058 | 27.3 | 23356 | 23356 |
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 | 1.8 | 1.83 | 97.9 | 0.43 | 2 |
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 (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 3S9Q | 1.8 | 32.63 | 23356 | 22084 | 1199 | 99.55 | 0.18834 | 0.18723 | 0.1859 | 0.21263 | RANDOM | 28.019 |
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] | |
-0.82 | -0.82 | -0.82 | 2.66 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.994 |
r_dihedral_angle_4_deg | 16.959 |
r_dihedral_angle_3_deg | 11.687 |
r_dihedral_angle_1_deg | 4.938 |
r_angle_refined_deg | 1.049 |
r_angle_other_deg | 0.732 |
r_chiral_restr | 0.056 |
r_bond_refined_d | 0.005 |
r_gen_planes_refined | 0.004 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1911 |
Nucleic Acid Atoms | |
Solvent Atoms | 234 |
Heterogen Atoms | 34 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
AMoRE | phasing |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |