8QHL
Human Angiotensin-1 converting enzyme N-domain in complex with the lactotripeptide VPP
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | DIAMOND BEAMLINE I04 |
Synchrotron site | Diamond |
Beamline | I04 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2016-12-17 |
Detector | DECTRIS PILATUS 6M-F |
Wavelength(s) | 0.9282 |
Spacegroup name | P 1 |
Unit cell lengths | 73.337, 78.222, 83.011 |
Unit cell angles | 88.75, 64.70, 75.25 |
Refinement procedure
Resolution | 75.268 - 1.900 |
Rwork | 0.188 |
R-free | 0.23300 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.014 |
RMSD bond angle | 2.058 |
Data reduction software | DIALS |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | REFMAC (5.8.0419) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 75.270 | 1.930 |
High resolution limit [Å] | 1.900 | 1.900 |
Rpim | 0.060 | 0.937 |
Number of reflections | 123919 | 6083 |
<I/σ(I)> | 7.2 | |
Completeness [%] | 97.9 | |
Redundancy | 6.9 | |
CC(1/2) | 0.997 | 0.357 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 289.15 | 30% PEG 550 MME/PEG 20000, 0.1 M Tris/Bicine pH 8.5, and 60 mM divalent cations (molecular dimensions screen, Morpheus A9) |