Automated refinement of diffraction data obtained from an endothiapepsin crystal treated with fragment 232
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 4.6 | 290 | 0.1 M ammonium acetate, 0.1 M sodium acetate, 24-30% PEG 4000; crystal obtained by streak-seeding and soaked with 90 mM of fragment 232 with the SMILES code CC(C)(C)N1CN=C2S[C@](C)(CO)C(=O)N2C1 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.42 | 49.25 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 45.265 | α = 90 |
| b = 72.871 | β = 109.39 |
| c = 52.682 | 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 | CCD | MAR CCD 165 mm | 2014-02-15 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | BESSY BEAMLINE 14.3 | 0.8944 | BESSY | 14.3 |
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 | 1.42 | 42.697 | 99.1 | 0.06 | 0.069 | 0.999 | 18.25 | 4.203 | 60646 | -3 | 10.02 | ||||||||
| 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 | 1.42 | 1.5 | 96.9 | 0.472 | 0.542 | 0.846 | 3.5 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | 4Y5L | 1.418 | 39.513 | 1.37 | 60631 | 3032 | 99.23 | 0.1301 | 0.1289 | 0.13 | 0.1533 | 0.15 | RANDOM | 13.406 | |||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 10.874 |
| f_angle_d | 1.179 |
| f_chiral_restr | 0.069 |
| f_bond_d | 0.007 |
| f_plane_restr | 0.006 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2369 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 204 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XDS | data scaling |
| PHENIX | refinement |
| PHASER | phasing |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |














