Crystal structure of Endothiapepsin in complex with fragment EOS103056 from ECBL-96
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4Y5L | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 293 | 29 % (w/v) PEG 4000, 0.1 M ammonium acetate and 0.1 M sodium acetate, pH 4.6 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.44 | 49.65 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 45.36 | α = 90 |
| b = 73.39 | β = 109.49 |
| c = 52.59 | 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 PILATUS3 6M | 2021-06-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | 0.9184 | BESSY | 14.1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 1.18 | 42.76 | 97.4 | 0.061 | 0.072 | 0.999 | 10.89 | 104617 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 1.18 | 1.25 | 93 | 0.859 | 1.027 | 0.54 | |||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.18 | 42.76 | 102514 | 2100 | 97.49 | 0.16253 | 0.16234 | 0.1715 | 0.17126 | 0.1765 | RANDOM | 12.14 | |||||
| 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] | |
| -0.5 | -0.29 | 0.22 | 0.39 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 29.948 |
| r_dihedral_angle_4_deg | 17.951 |
| r_dihedral_angle_3_deg | 8.994 |
| r_dihedral_angle_1_deg | 6.879 |
| r_long_range_B_refined | 3.84 |
| r_long_range_B_other | 3.558 |
| r_scangle_other | 2.023 |
| r_angle_refined_deg | 1.717 |
| r_angle_other_deg | 1.592 |
| r_mcangle_other | 1.49 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2369 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 301 |
| Heterogen Atoms | 10 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| PHASER | phasing |
| XDS | data scaling |
| XDS | data reduction |
