3B7M
Crystal structure of a meso-active thermo-stable cellulase (MT Cel12A) derived by making non-contiguous mutations in the active surface of the Cel12A cellulase of Rhodothermus marinus
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU ULTRAX 18 |
| Temperature [K] | 298 |
| Detector technology | IMAGE PLATE |
| Collection date | 2007-07-11 |
| Detector | MAR scanner 345 mm plate |
| Wavelength(s) | 1.5418 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 60.398, 111.874, 133.707 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 41.420 - 2.100 |
| R-factor | 0.18861 |
| Rwork | 0.186 |
| R-free | 0.23819 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1h0b |
| RMSD bond length | 0.009 |
| RMSD bond angle | 1.129 |
| Data reduction software | AUTOMAR |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.180 |
| High resolution limit [Å] | 2.100 | 2.100 |
| Number of reflections | 52326 | |
| <I/σ(I)> | 12.5 | 3.1 |
| Completeness [%] | 97.5 | 99.2 |
| Redundancy | 3.53 | 3.38 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.5 | 293 | 0.2M Sodium dihydrogen phosphate monohydrate, 20% W/V PEG 3350, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
