1ZGH
Methionyl-tRNA formyltransferase from Clostridium thermocellum
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | modified microbatch | 5.6 | 298 | 2.5M amonium sulfate, 0.1M sodium citrate, pH 5.6, modified microbatch, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.9 | 68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 85.396 | α = 90 |
b = 85.396 | β = 90 |
c = 104.27 | γ = 90 |
Symmetry | |
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Space Group | P 42 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 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 22-ID | 0.9794 | APS | 22-ID |
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 | 1.98 | 50 | 98.3 | 0.118 | 27555 |
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 | 1.98 | 2.05 | 83.6 | 0.535 |
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 (All) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAS | THROUGHOUT | 2.05 | 30.192 | 24816 | 1222 | 99.919 | 0.21 | 0.2086 | 0.2616 | 0.237 | 0.2828 | RANDOM | 27.984 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[2][2] | Anisotropic B[3][3] | ||||
-0.132 | -0.132 | 0.264 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.597 |
r_dihedral_angle_4_deg | 18.467 |
r_dihedral_angle_3_deg | 12.092 |
r_dihedral_angle_1_deg | 6.434 |
r_scangle_it | 3.618 |
r_scbond_it | 2.571 |
r_scangle_other | 1.594 |
r_angle_refined_deg | 1.429 |
r_mcangle_it | 1.429 |
r_mcbond_it | 1.266 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1809 |
Nucleic Acid Atoms | |
Solvent Atoms | 47 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
SOLVE | phasing |
RESOLVE | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |