8U45
Crystal Structure Analysis of Aspergillus fumigatus alkaline protease
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 8GKO | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 289 | PEG 1000, PEG 3350, MPD; L-glutamate, DL-alanine, glycine, DL-lysine, and DL-serine; MOPS/HEPES, pH 7.5 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.68 | 54.1 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 42.91 | α = 90 |
| b = 94.592 | β = 103.2 |
| c = 52.925 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | 2021-10-20 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SSRL BEAMLINE BL14-1 | 1.77115 | SSRL | BL14-1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 38.21 | 95.1 | 0.111 | 0.136 | 0.062 | 0.993 | 5.5 | 4.6 | 22839 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 2.1 | 2.21 | 0.874 | 1 | 0.537 | 0.331 | 3.7 | ||||||||||||
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 | 30.53 | 21626 | 1158 | 94.73 | 0.19329 | 0.19116 | 0.22958 | RANDOM | 38.513 | |||||||
| 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] | |
| -1.82 | -1.7 | 3.43 | -0.73 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 41.392 |
| r_dihedral_angle_4_deg | 19.759 |
| r_dihedral_angle_3_deg | 17.653 |
| r_dihedral_angle_1_deg | 7.21 |
| r_long_range_B_refined | 6.97 |
| r_scbond_it | 4.083 |
| r_mcangle_it | 3.991 |
| r_mcbond_it | 2.987 |
| r_angle_refined_deg | 1.767 |
| r_chiral_restr | 0.118 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2760 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 118 |
| Heterogen Atoms | 44 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| SCALA | data scaling |
| XDS | data reduction |
| PHASER | phasing |
