5TAD
Conformational Sampling Differences across the Arrhenius Plot Biphasic Break Point at Ambient Temperature in the Enzyme Thermolysin
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.9 | 293 | 1.4 M Na 2 KPO 4 pH 6.9 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.42 | 49.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 93.779 | α = 90 |
b = 93.779 | β = 90 |
c = 131.076 | γ = 120 |
Symmetry | |
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Space Group | P 61 2 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 297 | IMAGE PLATE | RIGAKU RAXIS IV | 2012-05-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH3R | 1.54178 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.09 | 50 | 97.5 | 17 | 15 | 20382 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 3DNZ | 2.09 | 44.15 | 1.34 | 20377 | 1047 | 97.66 | 0.1492 | 0.1466 | 0.1974 |
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] | |
-0.4049 | -0.4049 | 0.8099 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.255 |
f_angle_d | 1.26 |
f_chiral_restr | 0.075 |
f_bond_d | 0.021 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2432 |
Nucleic Acid Atoms | |
Solvent Atoms | 128 |
Heterogen Atoms | 27 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
Coot | model building |
HKL-2000 | data scaling |
MOLREP | phasing |
HKL-2000 | data reduction |