1Y3U
TRYPSIN INHIBITOR COMPLEX
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1MTS | PDB ENTRY 1MTS |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 298 | ammonium sulfate, MES, calcium chloride, benzamidinium hydrochloride, pH 6.00, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.99 | 58.81 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 63.29 | α = 90 |
b = 69.4 | β = 90 |
c = 63.9 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 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 | 293 | IMAGE PLATE | RIGAKU RAXIS IV | OSMIC MIRRORS | 2002-04-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU | 1.5418 |
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 | 1.8 | 100 | 94.1 | 0.075 | 0.075 | 22.4 | 5.5 | 25191 | 25191 |
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) | ||||||||||
1.8 | 1.86 | 88.6 | 0.399 | 0.399 | 4.35 | 10.86 | 24193 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | 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 | MOLECULAR REPLACEMENT | FREE R | PDB ENTRY 1MTS | 1.8 | 8 | 24193 | 21872 | 2321 | 91.7 | 0.155 | 0.152 | 0.152 | 0.201 | RANDOM |
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] | |
Coordinate Error | ||
---|---|---|
Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
4 | 1552 | 1756 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_similar_adp_cmpnt | 0.065 |
s_non_zero_chiral_vol | 0.048 |
s_zero_chiral_vol | 0.044 |
s_anti_bump_dis_restr | 0.031 |
s_from_restr_planes | 0.028 |
s_angle_d | 0.026 |
s_bond_d | 0.008 |
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 | 1614 |
Nucleic Acid Atoms | |
Solvent Atoms | 115 |
Heterogen Atoms | 45 |
Software
Software | |
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Software Name | Purpose |
SCALEPACK | data scaling |
SHELX | model building |
SHELXL-97 | refinement |
SHELX | phasing |