2QW5
CRYSTAL STRUCTURE OF A PUTATIVE SUGAR PHOSPHATE ISOMERASE/EPIMERASE (AVA4194) FROM ANABAENA VARIABILIS ATCC 29413 AT 1.78 A RESOLUTION
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | SSRL BEAMLINE BL11-1 |
Synchrotron site | SSRL |
Beamline | BL11-1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2007-07-20 |
Detector | MARMOSAIC 325 mm CCD |
Wavelength(s) | 0.91837, 0.97939 |
Spacegroup name | P 41 21 2 |
Unit cell lengths | 84.238, 84.238, 208.172 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 42.108 - 1.780 |
R-factor | 0.179 |
Rwork | 0.177 |
R-free | 0.22400 |
Structure solution method | MAD |
RMSD bond length | 0.017 |
RMSD bond angle | 1.711 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | SHELX |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 42.108 | 42.108 | 1.840 |
High resolution limit [Å] | 1.780 | 3.040 | 1.780 |
Rmerge | 0.108 | 0.054 | 0.684 |
Number of reflections | 71702 | ||
<I/σ(I)> | 14.47 | 31.4 | 2.3 |
Completeness [%] | 97.5 | 99.9 | 81 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 5.1 | 277 | NANODROP, 0.2M CaCl2, 20.0% PEG 3350, No Buffer pH 5.1, VAPOR DIFFUSION, SITTING DROP, temperature 277K |