1LAX
CRYSTAL STRUCTURE OF MALE31, A DEFECTIVE FOLDING MUTANT OF MALTOSE-BINDING PROTEIN
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 290 | PEG 4000, TRIS/HCl, ISOPROPANOL, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 290K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.2 | 44.15 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.043 | α = 90 |
b = 89.115 | β = 90 |
c = 95.975 | 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 | 110 | CCD | MARRESEARCH | 2000-06-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-3 | 0.931 | ESRF | ID14-3 |
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 | 1.85 | 26 | 99.8 | 0.058 | 9.2 | 7.5 | 60245 | 60245 |
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) | |||||||||||
1.85 | 1.95 | 99.2 | 0.201 | 3.4 | 6.9 | 8705 |
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 | PDB ENTRY 1ANF | 1.85 | 26 | 60237 | 57188 | 3049 | 99.78 | 0.1594 | 0.15947 | 0.15719 | 0.20227 | RANDOM | 13.71 |
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] | |
-0.16 | 0.1 | 0.53 | -0.37 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_3_deg | 19.134 |
r_dihedral_angle_1_deg | 4.126 |
r_scangle_it | 3.362 |
r_scbond_it | 2.102 |
r_mcangle_it | 1.908 |
r_angle_refined_deg | 1.423 |
r_mcbond_it | 1.107 |
r_angle_other_deg | 0.763 |
r_symmetry_vdw_refined | 0.262 |
r_nbd_refined | 0.226 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5722 |
Nucleic Acid Atoms | |
Solvent Atoms | 813 |
Heterogen Atoms | 44 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |
REFMAC | refinement |