3VDA
E. coli (lacZ) beta-galactosidase (N460T)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 8.3.1 |
Synchrotron site | ALS |
Beamline | 8.3.1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2004-02-01 |
Detector | ADSC QUANTUM 210 |
Wavelength(s) | 1.11587 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 152.596, 164.691, 203.245 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 46.050 - 2.500 |
R-factor | 0.17488 |
Rwork | 0.174 |
R-free | 0.23723 |
Structure solution method | FOURIER SYNTHESIS |
Starting model (for MR) | 1dp0 |
RMSD bond length | 0.009 |
RMSD bond angle | 1.150 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | CNS |
Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 200.000 | 2.540 |
High resolution limit [Å] | 2.500 | 2.500 |
Rmerge | 0.103 | 0.237 |
Number of reflections | 166162 | |
<I/σ(I)> | 11.07 | 2.26 |
Completeness [%] | 94.0 | 54.8 |
Redundancy | 3.6 | 2.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 288 | 10% PEG8000, 100 mM Bis-Tris, pH 6.5, 200 mM magnesium chloride, 100 mM sodium chloride, 10 mM DTT, VAPOR DIFFUSION, HANGING DROP, temperature 288K |