4BQL
Crystal structure of archaeal actin
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 6 | 1.2 MG/ML PROTEIN, 2.25 % POLYETHYLENEGLYCOL 6000, 0.5M NACL, 0.05 M MES PH 6. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.5 | 65 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 73.9 | α = 90 |
b = 88.217 | β = 90 |
c = 421.582 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | ADSC QUANTUM 315r | 2010-01-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID29 | ESRF | ID29 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 3.34 | 210.8 | 98 | 0.08 | 12 | 4.2 | 40652 | 2.5 |
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 | 3.34 | 3.42 | 82 | 0.3 | 2.5 |
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 | SAD | THROUGHOUT | NONE | 3.34 | 210.79 | 38545 | 2033 | 98.25 | 0.20929 | 0.20723 | 0.24781 | RANDOM | 99.36 |
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] | |
10.85 | 0.15 | -11 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.759 |
r_dihedral_angle_4_deg | 17.993 |
r_dihedral_angle_3_deg | 17.371 |
r_dihedral_angle_1_deg | 5.612 |
r_angle_refined_deg | 1.2 |
r_chiral_restr | 0.081 |
r_bond_refined_d | 0.007 |
r_gen_planes_refined | 0.005 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 13579 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms | 82 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
HKL-3000 | phasing |