3TQ6
Crystal structure of human mitochondrial transcription factor A, TFAM or mtTFA, bound to the light strand promoter LSP
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.2 | 293.15 | 37.5% (v/v) PEG1000, 300 mM sodium chloride, 0.1 M Na,K-phosphate, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 293.15K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.4 | 48.78 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 113.9 | α = 90 |
b = 117.2 | β = 90 |
c = 56.53 | γ = 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 | MARMOSAIC 225 mm CCD | Focusing mirrors: one pair of (300x40x15) mm3 long Pt coated Si mirror, 260mm usable, in a Kirkpatrick-Baez geometry; | 2010-11-13 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-2 | 0.87260 | ESRF | ID23-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 2.45 | 40.84 | 99.8 | 0.08 | 0.049 | 8.2 | 7 | 28529 | 1.5 | 1.6 | 59.217 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.45 | 2.57 | 100 | 0.467 | 0.467 | 4.2 | 7.4 | 30350 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 | 2.45 | 40.84 | 2954 | 28483 | 992 | 0.1832 | 0.1816 | 0.2283 | RANDOM | 41.79 |
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] | |
3.9362 | -8.0574 | 4.1212 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_other_torsion | 20.65 |
t_it | 20 |
t_gen_planes | 5 |
t_nbd | 5 |
t_chiral_improper_torsion | 5 |
t_ideal_dist_contact | 4 |
t_omega_torsion | 2.83 |
t_dihedral_angle_d | 2 |
t_trig_c_planes | 2 |
t_angle_deg | 1.4 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3237 |
Nucleic Acid Atoms | 1792 |
Solvent Atoms | 186 |
Heterogen Atoms | 28 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
MOLREP | phasing |
BUSTER | refinement |
XDS | data reduction |
SCALA | data scaling |