8QWV
Structure of the amyloid-forming peptide LYIQNL, grown in the presence of ethanol
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU PhotonJet-R |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2021-11-30 |
| Detector | RIGAKU HyPix-6000HE |
| Wavelength(s) | 1.54184 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 4.836, 42.405, 22.262 |
| Unit cell angles | 90.00, 94.54, 90.00 |
Refinement procedure
| Resolution | 19.660 - 1.700 |
| R-factor | 0.1584 |
| Rwork | 0.155 |
| R-free | 0.18930 |
| Structure solution method | MOLECULAR REPLACEMENT |
| RMSD bond length | 0.004 |
| RMSD bond angle | 0.715 |
| Data reduction software | CrysalisPro |
| Data scaling software | CrysalisPro |
| Phasing software | PHASER |
| Refinement software | PHENIX (1.20.1_4487) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 19.660 | 1.760 |
| High resolution limit [Å] | 1.700 | 1.700 |
| Rmeas | 0.147 | 0.630 |
| Number of reflections | 988 | 82 |
| <I/σ(I)> | 5.9 | 1.3 |
| Completeness [%] | 99.3 | 92.13 |
| Redundancy | 2.83 | |
| CC(1/2) | 0.996 | 0.415 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | EVAPORATION, RECRYSTALLIZATION | 4.8 | 293 | Peptide dissolved in 0.1M acetate (pH 4.80) at 0.15 mg/ml concentration was equilibrated against 60% ethanol |
