4AGR
Structure of a tetrameric galectin from Cinachyrella sp. (Ball sponge)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | 0.2 M AMMONIUM SULFATE, 0.1 M MES PH 6.5, 30% PEG 5000 MME |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.35 | 47.61 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 41.182 | α = 90 |
b = 117.137 | β = 95.3 |
c = 62.064 | 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 | 170 | CCD | MARMOSAIC 225 mm CCD | 2010-03-18 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | APS | 21-ID-F |
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 | 117.04 | 91.9 | 0.08 | 17.06 | 4.8 | 31308 | -3 |
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 | 2.18 | 70.9 | 0.35 | 2.97 | 3.3 |
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 1IS5 | 2.1 | 29.88 | 29671 | 1598 | 91.69 | 0.20619 | 0.20221 | 0.28081 | RANDOM | 32.264 |
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 | -0.01 | -0.01 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.556 |
r_dihedral_angle_4_deg | 21.197 |
r_dihedral_angle_3_deg | 17.333 |
r_dihedral_angle_1_deg | 7.918 |
r_angle_refined_deg | 1.944 |
r_chiral_restr | 0.12 |
r_bond_refined_d | 0.016 |
r_gen_planes_refined | 0.01 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4477 |
Nucleic Acid Atoms | |
Solvent Atoms | 184 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASER | phasing |