8SYE
X-ray crystal structure of UDP-2,3-diacetamido-2,3-dideoxy-glucuronic acid-2-epimerase from Thermus thermophilus strain HB27, D98N variant in the presence of UDP-2,3-diacetamido-2,3-dideoxy-glucuronic acid and UDP at pH 6
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SEALED TUBE |
Source details | BRUKER D8 QUEST |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2023-03-04 |
Detector | Bruker PHOTON II |
Wavelength(s) | 1.5418 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 56.717, 128.061, 58.364 |
Unit cell angles | 90.00, 112.61, 90.00 |
Refinement procedure
Resolution | 41.230 - 1.900 |
R-factor | 0.20025 |
Rwork | 0.199 |
R-free | 0.23199 |
Structure solution method | FOURIER SYNTHESIS |
RMSD bond length | 0.008 |
RMSD bond angle | 1.534 |
Data reduction software | SAINT |
Data scaling software | SADABS |
Phasing software | REFMAC |
Refinement software | REFMAC (5.8.0403) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.000 |
High resolution limit [Å] | 1.900 | 1.900 |
Number of reflections | 58879 | 7452 |
<I/σ(I)> | 11.1 | 2.4 |
Completeness [%] | 97.5 | 86.8 |
Redundancy | 6.4 | 2.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 293 | protein incubated with 5 mM UDP-2,3-diacetamido-2,3-dideoxy-glucuronic acid and 5 mM UDP. Precipitant used was 22-27% pentaerythritol propoxylate (5/4 PO/OH), 100 mM MES (pH 6) |