3NB9
Crystal structure of radical H88Q Synechocystis sp. PCYA
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2D1E | PDB ENTRY oxidized H88Q structure |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 1.7-2.2 M ammonium sulfate, 0.26-0.32 M NaCl, and 0.1 M sodium cacodylate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.55 | 51.8 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 70.84 | ¦Á = 90 |
b = 95.229 | ¦Â = 90 |
c = 42.585 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 21 21 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 315 | 2007-03-31 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | 0.978 | SSRL | BL7-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.5 | 27.23 | 79.35 | 46908 | 37223 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.5 | 1.539 | 71.01 |
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 oxidized H88Q structure | 1.5 | 27.23 | 46910 | 35380 | 1843 | 79.35 | 0.26 | 0.1724 | 0.17115 | 0.19638 | RANDOM | 16.185 |
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] | |
-0.83 | 0.9 | -0.08 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.122 |
r_dihedral_angle_4_deg | 15.151 |
r_dihedral_angle_3_deg | 12.946 |
r_dihedral_angle_1_deg | 6.208 |
r_scangle_it | 4.626 |
r_scbond_it | 2.915 |
r_angle_refined_deg | 2.124 |
r_mcangle_it | 1.855 |
r_mcbond_it | 1.118 |
r_chiral_restr | 0.117 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1924 |
Nucleic Acid Atoms | |
Solvent Atoms | 254 |
Heterogen Atoms | 51 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |