3ITI
Structure of bovine trypsin with the MAD triangle B3C
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 9.5 | 293 | precipitant: 30% PEG 3000, 0.1 M CHES, protein 60 mg/ml, drop size 100 nL protein solution plus 100 nl precipitant, pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.72 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.658 | α = 90 |
b = 56.883 | β = 90 |
c = 66.808 | 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 | BRUKER SMART 6000 | MULTI-LAYER INCOATEC OPTICS | 2009-01-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | MACSCIENCE |
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 | 1.55 | 41.84 | 99.9 | 0.0658 | 18.9 | 7.69 | 30398 |
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 | 1.55 | 1.65 | 99.7 | 0.288 | 3.87 | 3.61 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | FREE R | 1.55 | 41.84 | 30344 | 1529 | 99.9 | 0.168 | 0.168 | 0.213 | RANDOM | 15.425 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
s_from_restr_planes | 0.497 |
s_non_zero_chiral_vol | 0.052 |
s_zero_chiral_vol | 0.05 |
s_similar_adp_cmpnt | 0.044 |
s_angle_d | 0.024 |
s_anti_bump_dis_restr | 0.013 |
s_bond_d | 0.009 |
s_similar_dist | |
s_rigid_bond_adp_cmpnt | |
s_approx_iso_adps |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1599 |
Nucleic Acid Atoms | |
Solvent Atoms | 243 |
Heterogen Atoms | 27 |
Software
Software | |
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Software Name | Purpose |
SHELX | refinement |
PDB_EXTRACT | data extraction |
SAINT | data reduction |
SADABS | data scaling |
SHELXD | phasing |
SHELXL-97 | refinement |