8VHR
Crystal structure of E. coli class Ia ribonucleotide reductase alpha subunit W28A variant bound to dATP and GTP
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] | 100 |
Detector technology | PIXEL |
Collection date | 2013-08-02 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 0.979183 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 113.576, 141.078, 301.877 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 49.869 - 3.550 |
R-factor | 0.2016 |
Rwork | 0.197 |
R-free | 0.24270 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 7RO9 |
RMSD bond length | 0.002 |
RMSD bond angle | 0.510 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | PHASER |
Refinement software | PHENIX (1.9_1692) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 50.000 | 50.000 | 3.680 |
High resolution limit [Å] | 3.550 | 7.640 | 3.550 |
Rmerge | 0.075 | 0.032 | 0.938 |
Rmeas | 0.078 | 0.037 | |
Rpim | 0.042 | 0.018 | 0.543 |
Total number of observations | 239539 | ||
Number of reflections | 57221 | 5883 | 5471 |
<I/σ(I)> | 8.2 | ||
Completeness [%] | 95.9 | 93.3 | 93.6 |
Redundancy | 4.2 | 4.1 | 4 |
CC(1/2) | 0.998 | 0.648 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 277.15 | 6.5-7.0% (w/vol) PEG3350, 0.1M HEPES 7.0, 0.35M MgSO4, 5% (vol/vol) glycerol |