2W1P
1.4 Angstrom crystal structure of P.pastoris aquaporin, Aqy1, in a closed conformation at pH 8.0
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID23-2 |
| Synchrotron site | ESRF |
| Beamline | ID23-2 |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2007-09-08 |
| Detector | MARRESEARCH |
| Spacegroup name | I 4 |
| Unit cell lengths | 90.929, 90.929, 80.624 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 64.282 - 1.400 |
| R-factor | 0.161 |
| Rwork | 0.160 |
| R-free | 0.17850 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1j4n |
| RMSD bond length | 0.008 |
| RMSD bond angle | 1.070 |
| Data reduction software | MOSFLM |
| Data scaling software | SCALA |
| Phasing software | PHASER |
| Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 64.500 | 1.480 |
| High resolution limit [Å] | 1.400 | 1.400 |
| Rmerge | 0.090 | 0.710 |
| Number of reflections | 65261 | |
| <I/σ(I)> | 12.2 | 1.8 |
| Completeness [%] | 100.0 | 100 |
| Redundancy | 5.3 | 3.4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | 8 | 28% PEG600, 0.05 M HEPES PH 8.0, 1.0 MM ZNSO4 |
