3L0F
High resolution structure of C-Phycocyanin from Thermosynechococcus elongatus
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 291 | 8 % PEG 2000 , 0.05 M MES, 20 mM MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 290-291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.82 | 56.45 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 187.1 | ¦Á = 90 |
b = 187.1 | ¦Â = 90 |
c = 59.82 | ¦Ã = 120 |
Symmetry | |
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Space Group | H 3 2 |
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 | ADSC QUANTUM 315r | Double crystal, Si(111) | 2009-08-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 1.0 | ALS | 8.2.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.35 | 42.79 | 99.8 | 0.077 | 0.077 | 10.9 | 6.9 | 87205 | 86993 | 2 | 1 | 16.3 |
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 | 1.35 | 1.42 | 99.7 | 0.849 | 2.2 | 5.9 | 12693 |
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 ENTRIES 1KTP and 1JBO | 1.35 | 19.5 | 82594 | 4367 | 99.75 | 0.13553 | 0.13343 | 0.17507 | RANDOM | 16.396 |
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] | |
-0.29 | -0.15 | -0.29 | 0.44 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.662 |
r_dihedral_angle_4_deg | 14.835 |
r_dihedral_angle_3_deg | 11.335 |
r_scangle_it | 7.746 |
r_scbond_it | 5.721 |
r_dihedral_angle_1_deg | 4.733 |
r_mcangle_it | 3.621 |
r_angle_refined_deg | 2.693 |
r_mcbond_it | 2.67 |
r_rigid_bond_restr | 2.456 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2497 |
Nucleic Acid Atoms | |
Solvent Atoms | 573 |
Heterogen Atoms | 129 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
PHASER | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |