1R0R
1.1 Angstrom Resolution Structure of the Complex Between the Protein Inhibitor, OMTKY3, and the Serine Protease, Subtilisin Carlsberg
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 293 | 0.2 M ammonium dihydrogen phosphate, 0.1 M Tris, and 50%(v/v) 2-methyl-2,4-pentanediol (MPD), pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.14 | 42.45 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 62.329 | α = 90 |
b = 70.81 | β = 90 |
c = 127.476 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 21 |
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 | ADSC QUANTUM 4 | 2001-03-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.9537 | APS | 19-ID |
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 | 1.1 | 15.25 | 94.1 | 0.094 | 5.76 | 3.01 | 107101 | 1 | 1 | 8.1 |
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) | ||||||||||
1.1 | 1.15 | 92.9 | 0.24 | 0.24 | 1.01 | 2.1 | 13901 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | 1.1 | 15.25 | 107101 | 1096 | 94.11 | 0.15873 | 0.15847 | 0.18404 | RANDOM | 14.227 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.32 | 1.2 | -0.88 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 16.828 |
r_dihedral_angle_1_deg | 4.966 |
r_scangle_it | 3.359 |
r_scbond_it | 2.383 |
r_mcangle_it | 1.573 |
r_angle_refined_deg | 1.475 |
r_mcbond_it | 1.129 |
r_angle_other_deg | 0.751 |
r_xyhbond_nbd_other | 0.258 |
r_nbd_refined | 0.243 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2362 |
Nucleic Acid Atoms | |
Solvent Atoms | 405 |
Heterogen Atoms | 6 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
d*TREK | data scaling |
AMoRE | phasing |