1Q6C
Crystal Structure of Soybean Beta-Amylase Complexed with Maltose
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Temperature [K] | 293 |
Detector technology | IMAGE PLATE |
Collection date | 1996-01-10 |
Detector | RIGAKU RAXIS IIC |
Wavelength(s) | 1.5418 |
Spacegroup name | P 31 2 1 |
Unit cell lengths | 86.158, 86.158, 144.608 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 10.000 * - 1.860 |
R-factor | 0.174 |
Rwork | 0.174 |
R-free | 0.21200 * |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.006 |
RMSD bond angle | 1.290 * |
Phasing software | CNS |
Refinement software | CNS (1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 43.070 | 2.000 |
High resolution limit [Å] | 1.860 | 1.860 |
Rmerge | 0.096 * | 0.247 * |
Total number of observations | 122982 * | |
Number of reflections | 39604 | 3719 * |
Completeness [%] | 86.1 | 76.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.4 | 4 * | ammonium sulfate, pH 5.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 24 (mg/ml) | |
2 | 1 | drop | sodium acetate | 0.1 (M) | pH5.4 |
3 | 1 | reservoir | ammonium sulfate | 48 (%) | |
4 | 1 | reservoir | sodium acetate | 0.1 (M) | |
5 | 1 | reservoir | EDTA | 1 (mM) | |
6 | 1 | reservoir | 2-mercaptoethanol | 18 (mM) | pH5.4 |