8DIE
Virtual screening for novel SARS-CoV-2 main protease non-covalent and covalent inhibitors
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL12-2 |
| Synchrotron site | SSRL |
| Beamline | BL12-2 |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2021-07-28 |
| Detector | DECTRIS PILATUS 6M |
| Wavelength(s) | 0.979460 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 44.923, 53.751, 115.119 |
| Unit cell angles | 90.00, 101.06, 90.00 |
Refinement procedure
| Resolution | 38.638 - 1.900 |
| R-factor | 0.2563 |
| Rwork | 0.254 |
| R-free | 0.30350 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 7ng3 |
| RMSD bond length | 0.008 |
| RMSD bond angle | 0.909 |
| Data reduction software | XDS |
| Data scaling software | Aimless (0.5.32) |
| Phasing software | MOLREP |
| Refinement software | PHENIX (1.11.1_2575) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 38.940 | 38.940 | 1.940 |
| High resolution limit [Å] | 1.900 | 9.110 | 1.900 |
| Rmerge | 0.460 | 0.105 | |
| Rmeas | 0.498 | 0.115 | 11.286 |
| Rpim | 0.188 | 0.045 | 4.222 |
| Total number of observations | 286886 | ||
| Number of reflections | 42049 | 410 | 2735 |
| <I/σ(I)> | 4.5 | ||
| Completeness [%] | 98.5 | 97.2 | 98.9 |
| Redundancy | 6.8 | 6.3 | 6.9 |
| CC(1/2) | 0.986 | 0.993 | 0.081 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 294 | 0.1 M MES pH 6.5, 20% PEG 6000 |
