2JE9
CRYSTAL STRUCTURE OF RECOMBINANT DIOCLEA GRANDIFLORA LECTIN COMPLEXED WITH 5-BROMO-4-CHLORO-3-INDOLYL-A-D-MANNOSE
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1DGL | PDB ENTRY 1DGL |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | CRYSTALS WERE GROWN BY THE HANGING DROP VAPOUR DIFFUSION METHOD USING 15% PEG 4000, 0.1M HEPES, PH 7.5 AND 0.1M LITHIUM SULFATE |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.62 | 53.02 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 72.171 | α = 90 |
b = 85.153 | β = 90 |
c = 175.741 | 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 | CCD | MARRESEARCH | 2006-03-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-2 | ESRF | ID23-2 |
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 | 72.17 | 99.9 | 0.08 | 6.9 | 4.6 | 63973 | 2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 99.7 | 0.3 | 2.1 | 4 |
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 1DGL | 2.1 | 87.71 | 60684 | 3234 | 99.8 | 0.19 | 0.187 | 0.239 | RANDOM | 24.47 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
0.01 | 0.86 | -0.87 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.534 |
r_dihedral_angle_3_deg | 14.486 |
r_dihedral_angle_4_deg | 14.171 |
r_dihedral_angle_1_deg | 7.709 |
r_angle_refined_deg | 1.573 |
r_nbtor_refined | 0.299 |
r_symmetry_hbond_refined | 0.281 |
r_symmetry_vdw_refined | 0.208 |
r_nbd_refined | 0.197 |
r_xyhbond_nbd_refined | 0.169 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7235 |
Nucleic Acid Atoms | |
Solvent Atoms | 441 |
Heterogen Atoms | 135 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALEPACK | data scaling |
MOLREP | phasing |