5AQD
Crystal structure of Phormidium Phycoerythrin at pH 8.5
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2VJH | PDB ENTRY 2VJH |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 8.5 | PROTEIN CONCENTRATION 9.2 MG/ML. 1.25 M AMMONIUM SULPHATE, 0.075M TRSIS-HCL (PH 8.5), 20% GLYCEROL |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.42 | 49.3 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 108.298 | ¦Á = 78.94 |
b = 108.36 | ¦Â = 82.5 |
c = 116.592 | ¦Ã = 60.34 |
Symmetry | |
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Space Group | P 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 225 mm CCD | 2014-10-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | RRCAT INDUS-2 BEAMLINE PX-BL21 | 0.97947 | RRCAT INDUS-2 | PX-BL21 |
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 | 2.12 | 29.29 | 96.1 | 0.08 | 9.9 | 2.1 | 245717 | 1 | 15.67 |
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 | 2.12 | 2.24 | 95.1 | 0.29 | 3.2 | 2.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB ENTRY 2VJH | 2.121 | 29.291 | 1.96 | 245652 | 12521 | 96.03 | 0.1782 | 0.175 | 0.2389 | 17.44 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 16.211 |
f_angle_d | 2.138 |
f_chiral_restr | 0.047 |
f_bond_d | 0.008 |
f_plane_restr | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 31032 |
Nucleic Acid Atoms | |
Solvent Atoms | 3709 |
Heterogen Atoms | 2742 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
autoPROC | data reduction |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |