6K0G
Crystal Structure of UDP-glucose 4-epimerase from Bifidobacterium longum in complex with NAD+ and UDP
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PHOTON FACTORY BEAMLINE BL-17A |
Synchrotron site | Photon Factory |
Beamline | BL-17A |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2013-05-05 |
Detector | ADSC QUANTUM 270 |
Wavelength(s) | 0.979 |
Spacegroup name | P 65 2 2 |
Unit cell lengths | 70.235, 70.235, 320.578 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 40.170 - 1.800 |
R-factor | 0.1505 |
Rwork | 0.149 |
R-free | 0.17950 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1ek6 |
RMSD bond length | 0.014 |
RMSD bond angle | 1.725 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0222) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.830 |
High resolution limit [Å] | 1.800 | 1.800 |
Rmerge | 0.122 | 0.573 |
Number of reflections | 44804 | 2104 |
<I/σ(I)> | 31.8 | 6.7 |
Completeness [%] | 100.0 | 100 |
Redundancy | 18.1 | 20.6 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 277.15 | 30% (v/v) PEG 400, 0.2 M MgCl, 0.1 M HEPES-NaOH (pH 7.5), 10 mM UDP |