2E9B
Crystal structure of pullulanase type I from Bacillus subtilis str. 168 complexed with maltose
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SPRING-8 BEAMLINE BL44XU |
Synchrotron site | SPring-8 |
Beamline | BL44XU |
Temperature [K] | 173 |
Detector technology | CCD |
Collection date | 2005-12-12 |
Detector | Bruker DIP-6040 |
Wavelength(s) | 0.915 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 71.031, 129.178, 192.060 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 14.970 - 2.300 |
R-factor | 0.194 |
Rwork | 0.194 |
R-free | 0.24200 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2fgz |
RMSD bond length | 0.007 |
RMSD bond angle | 1.300 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | CNS |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 40.000 | 2.280 |
High resolution limit [Å] | 2.200 | 2.200 |
Rmerge | 0.082 | 0.485 |
Number of reflections | 81525 | |
<I/σ(I)> | 14.3 | |
Completeness [%] | 90.5 | 83.3 |
Redundancy | 4.4 | 4.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.2 | 293 | 10% PEG 4000, 0.1M sodium acetate buffer, 0.2M magnesium acetate, 0.2M maltose, pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K |