3IK2
Crystal Structure of a Glycoside Hydrolase Family 44 Endoglucanase produced by Clostridium acetobutylium ATCC 824
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 2007-11-28 |
| Detector | RIGAKU RAXIS IV++ |
| Wavelength(s) | 1.54 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 54.078, 87.285, 103.288 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 66.670 - 2.200 |
| R-factor | 0.155 |
| Rwork | 0.151 |
| R-free | 0.23800 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 2E4T.pdb |
| RMSD bond length | 0.015 |
| RMSD bond angle | 1.446 |
| Data reduction software | d*TREK |
| Data scaling software | d*TREK (9.7L) |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 66.670 | 2.280 |
| High resolution limit [Å] | 2.200 | 2.200 |
| Rmerge | 0.086 | 0.209 |
| Total number of observations | 9990 | |
| Number of reflections | 25388 | |
| <I/σ(I)> | 11.4 | 5 |
| Completeness [%] | 99.5 | 94.3 |
| Redundancy | 4.87 | 4.19 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.4 | 296 | 0.2 M (NH4)2SO4, 0.1 M NaOAc, 10% (w/v) PEG 3,350, pH 5.4, vapor diffusion, hanging drop, temperature 296K |
