4UAQ
Crystal structure of the accessory translocation ATPase, SecA2, from Mycobacterium tuberculosis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 289 | PEG 8000, tris(hydroxymethyl)aminomethane), NaCl, ethylene glycol, 3-[(3-cholamidopropyl)dimethylammonio]-1-propanesulfonate (CHAPS) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.51 | 51.01 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 39.6 | α = 90 |
b = 162.09 | β = 95.87 |
c = 67.31 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 290 | IMAGE PLATE | MAR scanner 300 mm plate | 2008-10-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 23-ID-D | 0.97949 | APS | 23-ID-D |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.8 | 35.64 | 78.3 | 0.131 | 14.59 | 7 | 16255 | 85.75 |
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 | 2.8 | 2.85 | 29.5 | 0.436 | 0.604 | 2.3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 2.8 | 35.64 | 16255 | 835 | 0.2152 | 0.2115 | 0.281 | RANDOM | 84.86 |
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] | |
-12.6151 | -5.0933 | 4.6661 | 7.9489 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_other_torsion | 22.67 |
t_omega_torsion | 2.44 |
t_angle_deg | 1.26 |
t_bond_d | 0.01 |
t_dihedral_angle_d | |
t_incorr_chiral_ct | |
t_pseud_angle | |
t_trig_c_planes | |
t_gen_planes | |
t_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4894 |
Nucleic Acid Atoms | |
Solvent Atoms | 67 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
BUSTER | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
SHARP | phasing |