8VHN
Crystal Structure of E. coli class Ia ribonucleotide reductase alpha subunit bound to two ATP molecules
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 | CCD |
| Collection date | 2011-02-25 |
| Detector | ADSC QUANTUM 315 |
| Wavelength(s) | 0.97936 |
| Spacegroup name | P 43 21 2 |
| Unit cell lengths | 118.991, 118.991, 290.879 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 47.852 - 2.620 |
| R-factor | 0.1681 |
| Rwork | 0.166 |
| R-free | 0.20860 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 7RO8 |
| RMSD bond length | 0.007 |
| RMSD bond angle | 0.853 |
| 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 | 2.670 |
| High resolution limit [Å] | 2.620 | 7.110 | 2.620 |
| Rmerge | 0.107 | 0.048 | 0.772 |
| Rmeas | 0.115 | 0.052 | 0.831 |
| Rpim | 0.041 | 0.018 | 0.300 |
| Total number of observations | 458752 | ||
| Number of reflections | 63413 | 3374 | 3146 |
| <I/σ(I)> | 8.1 | ||
| Completeness [%] | 99.4 | 95.9 | 99.5 |
| Redundancy | 7.2 | 6.7 | 7.1 |
| CC(1/2) | 0.998 | 0.756 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 293.15 | 8.0% (w/vol)PEG3350, 80 mM HEPES pH 7.3, 280 mM magnesium chloride, 4% (vol/vol) glycerol, 1.0% CYMAL-1 detergent |
