6VVT
Crystal structure of a Mycobacterium smegmatis transcription initiation complex with Rifampicin-resistant RNA polymerase and antibiotic Sorangicin
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 24-ID-C |
| Synchrotron site | APS |
| Beamline | 24-ID-C |
| Temperature [K] | 80 |
| Detector technology | PIXEL |
| Collection date | 2016-11-20 |
| Detector | DECTRIS PILATUS 6M-F |
| Wavelength(s) | 0.9792 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 129.217, 162.212, 136.295 |
| Unit cell angles | 90.00, 111.36, 90.00 |
Refinement procedure
| Resolution | 49.746 - 2.901 |
| R-factor | 0.2408 |
| Rwork | 0.240 |
| R-free | 0.27470 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 5tw1 |
| RMSD bond length | 0.002 |
| RMSD bond angle | 0.440 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | PHENIX |
| Refinement software | PHENIX (v0) |
Data quality characteristics
| Overall | Inner shell | Outer shell | |
| Low resolution limit [Å] | 50.000 | 50.000 | 3.000 |
| High resolution limit [Å] | 2.900 | 6.240 | 2.900 |
| Rmerge | 0.155 | 0.044 | |
| Rmeas | 0.173 | 0.049 | |
| Rpim | 0.078 | 0.021 | 6.856 |
| Total number of observations | 527429 | ||
| Number of reflections | 112933 | 11728 | 9577 |
| <I/σ(I)> | 4.9 | ||
| Completeness [%] | 96.6 | 98.8 | 82.2 |
| Redundancy | 4.7 | 5 | 3.1 |
| CC(1/2) | 0.999 | 0.123 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6 | 295 | 0.1 M Bis-Tris, pH 6.0, 0.2 M lithium sulfate, 20% w/v PEG3350, 2.5% v/v ethylene glycol, 1% v/v DMSO |
