4EA8
X-ray crystal structure of PerB from Caulobacter crescentus in complex with coenzyme A and GDP-N-acetylperosamine at 1 Angstrom resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 19-ID |
Synchrotron site | APS |
Beamline | 19-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2009-11-19 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 0.667 |
Spacegroup name | I 2 3 |
Unit cell lengths | 115.462, 115.462, 115.462 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 50.000 - 1.000 |
R-factor | 0.144 |
Rwork | 0.142 |
R-free | 0.16600 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4ea7 |
Data reduction software | HKL-3000 |
Data scaling software | HKL-3000 |
Phasing software | PHASER |
Refinement software | SHELXL-97 |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.020 |
High resolution limit [Å] | 1.000 | 1.000 |
Rmerge | 0.063 | 0.391 |
Number of reflections | 132601 | |
<I/σ(I)> | 47.1 | 2 |
Completeness [%] | 98.5 | 95.8 |
Redundancy | 7.2 | 3.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 295 | 25-30% PEG5000 MME, 100 mM HEPES, pH 7.5, 5 mM CoA, 5 mM GDP, VAPOR DIFFUSION, HANGING DROP, temperature 295K |