1EFI
HEAT-LABILE ENTEROTOXIN B-PENTAMER COMPLEXED WITH PARA-AMINOPHENYL-ALPHA-D-GALACTOPYRANOSIDE
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | SSRL BEAMLINE BL7-1 |
| Synchrotron site | SSRL |
| Beamline | BL7-1 |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Detector | MARRESEARCH |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 42.650, 96.340, 63.580 |
| Unit cell angles | 90.00, 107.29, 90.00 |
Refinement procedure
| Resolution | 25.000 - 1.600 |
| R-factor | 0.188 |
| Rwork | 0.188 |
| R-free | 0.23100 |
| RMSD bond length | 0.010 |
| RMSD bond angle | 24.090 * |
| Data reduction software | DENZO |
| Data scaling software | CCP4 ((TRUNCATE)) |
| Phasing software | AMoRE |
| Refinement software | X-PLOR (3.851) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 25.000 | 1.660 |
| High resolution limit [Å] | 1.600 | 1.600 |
| Rmerge | 0.035 | 0.055 |
| Number of reflections | 50240 | |
| <I/σ(I)> | 3.76 | |
| Completeness [%] | 78.0 * | 54 * |
| Redundancy | 2.6 | 1.5 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 * | pH 5.6, VAPOR DIFFUSION, SITTING DROP |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | reservoir | sodium citrate/HCl | 100 (mM) | |
| 2 | 1 | reservoir | PEG350 MME | 22 (%(w/v)) | |
| 3 | 1 | drop | protein | 2.5 (mg/ml) | |
| 4 | 1 | drop | HEPES | 10 (mM) | |
| 5 | 1 | drop | p-aminophenyl-alpha-D-galactopyranoside | 2.5 (mM) |
