5QBX
Crystal structure of human Cathepsin-S with bound ligand
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 4.5 | 293 | 100MM SODIUM ACETATE PH 4.5, 200MM AMMONIUM ACETATE, 25% PEG 8000. PROTEIN CONCENTRATION 7 MG/ML, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.3 | 46.5 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 34.502 | α = 100.32 |
b = 59.579 | β = 95.76 |
c = 56.59 | γ = 101.2 |
Symmetry | |
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Space Group | P 1 |
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 | RIGAKU SATURN 944 | 2006-05-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF |
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 | 2.1 | 28.61 | 88.8 | 21171 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.1 | 28.61 | 21171 | 1157 | 88.8 | 0.19 | 0.188 | 0.227 | RANDOM | 31.49 |
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] | |
0.26 | -0.05 | -0.03 | 0.12 | -0.34 | -0.17 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.752 |
r_dihedral_angle_4_deg | 17.106 |
r_dihedral_angle_3_deg | 15.526 |
r_dihedral_angle_1_deg | 5.603 |
r_angle_refined_deg | 1.326 |
r_angle_other_deg | 0.983 |
r_chiral_restr | 0.079 |
r_bond_refined_d | 0.01 |
r_gen_planes_refined | 0.005 |
r_bond_other_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3382 |
Nucleic Acid Atoms | |
Solvent Atoms | 346 |
Heterogen Atoms | 92 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
MOSFLM | data reduction |
SCALA | data scaling |