2H6T
Secreted aspartic proteinase (Sap) 3 from Candida albicans complexed with pepstatin A
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 293 | 15% PEG 4000, 0.2 M potassium bromide, 0.1 M cacodylic acid/ NaOH , pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.52 | 51.13 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 61.1 | α = 90 |
b = 61.1 | β = 90 |
c = 170.74 | γ = 120 |
Symmetry | |
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Space Group | P 32 2 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 | MAR CCD 165 mm | 2005-03-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | MPG/DESY, HAMBURG BEAMLINE BW6 | 1.05 | MPG/DESY, HAMBURG | BW6 |
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 | 1.8 | 20 | 99.3 | 0.05 | 13.7 | 39697 | 35196 | 2 | 2 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.8 | 1.86 | 100 | 0.348 | 3459 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | |||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.9 | 19.86 | 2.3 | 29799 | 28626 | 1419 | 95.4 | 0.251 | 0.248 | 0.239 | 0.2414 | 0.251 | RANDOM | 28.8 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[2][2] | Anisotropic B[3][3] | |||
6.28 | 3.25 | 6.28 | -12.57 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 26.9 |
c_scangle_it | 4.65 |
c_scbond_it | 3.77 |
c_mcangle_it | 2.55 |
c_mcbond_it | 1.82 |
c_angle_deg | 1.7 |
c_improper_angle_d | 1.14 |
c_bond_d | 0.009 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2623 |
Nucleic Acid Atoms | |
Solvent Atoms | 318 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
MOLREP | phasing |
CNS | refinement |
PDB_EXTRACT | data extraction |