4ITK
The structure of C.reinhardtii Ferredoxin 2
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 294 | 0.1 M HEPES pH 7.0, 3.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 294K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.67 | 26.16 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 25.429 | α = 102.56 |
b = 26.458 | β = 104.35 |
c = 31.016 | γ = 100.3 |
Symmetry | |
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Space Group | P 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | Bruker Platinum 135 | 2012-07-31 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | BRUKER AXS MICROSTAR | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.18 | 25 | 99.4 | 0.0838 | 6.06 | 24232 | 24232 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.18 | 1.28 | 98.1 | 0.2948 | 2.59 | 2.31 | 5195 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1RFK | 1.18 | 25 | 22057 | 1132 | 95.11 | 0.11049 | 0.10855 | 0.14745 | RANDOM | 12.198 |
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] | |
0.3 | -0.35 | -0.17 | 0.38 | -0.18 | -0.39 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.312 |
r_sphericity_free | 31.767 |
r_dihedral_angle_3_deg | 15.488 |
r_sphericity_bonded | 14.347 |
r_rigid_bond_restr | 10.565 |
r_dihedral_angle_1_deg | 6.632 |
r_dihedral_angle_4_deg | 6.28 |
r_angle_refined_deg | 2.497 |
r_angle_other_deg | 1.308 |
r_chiral_restr | 0.138 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 789 |
Nucleic Acid Atoms | |
Solvent Atoms | 142 |
Heterogen Atoms | 10 |
Software
Software | |
---|---|
Software Name | Purpose |
PROTEUM PLUS | data collection |
MrBump/Molrep | model building |
REFMAC | refinement |
PROTEUM PLUS | data reduction |
PROTEUM PLUS | data scaling |
MrBump/Molrep | phasing |