2I3F
Crystal Structure of a Glycolipid transfer-like protein from Galdieria sulphuraria
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1TFJ | FFAS03 homology model based on PDB 1tfj |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 293 | PROTEIN SOLUTION (10 MG/ML PROTEIN, 0.050 M SODIUM CHLORIDE, 0.0003 M TCEP, 0.005 M Tris PH 8.0) MIXED IN A 1:1 RATIO WITH THE WELL SOLUTION (16% PEG 1.5K, 0.050 M HEPES pH 7.5) CRYOPROTECTED WITH WELL SOLUTION WITH 20% glycerol, vapor diffusion, hanging drop, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.2 | 44.6 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 118.438 | ¦Á = 90 |
b = 48.195 | ¦Â = 115.06 |
c = 89.411 | ¦Ã = 90 |
Symmetry | |
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Space Group | C 1 2 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 | 100 | CCD | MARMOSAIC 300 mm CCD | HORIZONTAL SAGITALLY FOCUSING 2ND BENT MONOCHROMATOR CRYSTAL, VERTICAL BENT FOCUSING MIRROR | 2006-08-04 | M | SINGLE WAVELENGTH | |||||
2 | 1 |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 22-ID | 0.97925 | APS | 22-ID |
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 | 1.38 | 43.963 | 99.1 | 0.036 | 17.474 | 3.6 | 93177 |
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) | |||||||||||
1.38 | 1.43 | 92.4 | 0.246 | 3.754 | 2.9 | 8635 |
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 (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | FFAS03 homology model based on PDB 1tfj | 1.38 | 43.963 | 93176 | 4669 | 99.013 | 0.184 | 0.184 | 0.182 | 0.213 | RANDOM | 19.835 |
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] | |
-0.324 | 0.129 | 0.427 | 0.007 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.506 |
r_dihedral_angle_4_deg | 14.928 |
r_dihedral_angle_3_deg | 13.736 |
r_dihedral_angle_1_deg | 4.799 |
r_scangle_it | 4.453 |
r_scbond_it | 2.984 |
r_mcangle_it | 2.049 |
r_angle_refined_deg | 1.781 |
r_mcbond_it | 1.415 |
r_nbtor_refined | 0.32 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3417 |
Nucleic Acid Atoms | |
Solvent Atoms | 384 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |