1JI2
Improved X-ray Structure of Thermoactinomyces vulgaris R-47 alpha-Amylase 2
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PHOTON FACTORY BEAMLINE BL-6A |
Synchrotron site | Photon Factory |
Beamline | BL-6A |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2000-11-26 |
Detector | ADSC QUANTUM 4 |
Wavelength(s) | 1.0 |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 112.457, 117.684, 112.674 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 37.000 * - 2.300 |
R-factor | 0.179 * |
Rwork | 0.179 |
R-free | 0.22400 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.006 |
RMSD bond angle | 1.300 |
Data reduction software | MOSFLM |
Data scaling software | CCP4 ((SCALA)) |
Phasing software | CNS |
Refinement software | CNS |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 37.000 * | |
High resolution limit [Å] | 2.300 | 2.300 * |
Rmerge | 0.062 | 0.227 * |
Total number of observations | 362110 * | |
Number of reflections | 66868 | |
Completeness [%] | 99.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, sitting drop * | 6 * | 12 * | Kamitori, S., (1995) J.Struct.Biol., 114, 229. * |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 15 (mg/ml) | |
2 | 1 | drop | sodium phosphate | 50 (mM) | pH6.0 |
3 | 1 | reservoir | PEG6000 | 6.5 (%(w/v)) |