6K0H
Crystal Structure of UDP-glucose 4-epimerase from Bifidobacterium longum in complex with NAD+ and UDP-GlcNAc
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PHOTON FACTORY BEAMLINE BL-5A |
Synchrotron site | Photon Factory |
Beamline | BL-5A |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2014-11-22 |
Detector | ADSC QUANTUM 315r |
Wavelength(s) | 1.000 |
Spacegroup name | P 65 2 2 |
Unit cell lengths | 69.450, 69.450, 321.986 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 34.750 - 2.000 |
R-factor | 0.1832 |
Rwork | 0.181 |
R-free | 0.22120 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1ek6 |
RMSD bond length | 0.012 |
RMSD bond angle | 1.661 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0230) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.030 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.124 | 0.951 |
Number of reflections | 32699 | 1585 |
<I/σ(I)> | 28.2 | 3.5 |
Completeness [%] | 100.0 | 100 |
Redundancy | 16.9 | 17 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 277.15 | 30% (v/v) PEG400, 0.2 M MgCl, 0.1 M HEPES-NaOH (pH 7.5), and 10 mM UDP-GlcNAc |