4JS5
Crystal structure of E. coli Exonuclease I in complex with a dT13 oligonucleotide
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 31-ID |
Synchrotron site | APS |
Beamline | 31-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2012-11-16 |
Detector | RAYONIX MX225HE |
Wavelength(s) | 0.97931 |
Spacegroup name | P 31 2 1 |
Unit cell lengths | 158.330, 158.330, 151.050 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 49.000 - 3.500 |
R-factor | 0.30815 |
Rwork | 0.306 |
R-free | 0.34642 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1fxx |
RMSD bond length | 0.005 |
RMSD bond angle | 0.849 |
Data reduction software | MOSFLM |
Data scaling software | XDS |
Phasing software | AMoRE |
Refinement software | REFMAC (5.7.0029) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 49.000 | 3.690 |
High resolution limit [Å] | 3.500 | 3.500 |
Rmerge | 0.100 | 0.786 |
Number of reflections | 26653 | |
<I/σ(I)> | 9.6 | 2 |
Completeness [%] | 99.9 | 100 |
Redundancy | 11 | 10.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 298 | 5% 2-propanol, 25 % glycerol, 1.2 M ammonium sulfate, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 298K |