7QP8
Crystal structure of Vibrio alkaline phosphatase with bound HEPES
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | MAX IV BEAMLINE BioMAX |
| Synchrotron site | MAX IV |
| Beamline | BioMAX |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2019-06-21 |
| Detector | DECTRIS EIGER X 16M |
| Wavelength(s) | 0.918 |
| Spacegroup name | P 1 21 1 |
| Unit cell lengths | 76.810, 85.050, 85.500 |
| Unit cell angles | 90.00, 113.90, 90.00 |
Refinement procedure
| Resolution | 44.100 - 1.700 |
| R-factor | 0.151 |
| Rwork | 0.150 |
| R-free | 0.18120 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 3e2d |
| RMSD bond length | 0.004 |
| RMSD bond angle | 0.654 |
| Data reduction software | XDS (Feb 5, 2021) |
| Data scaling software | XSCALE (Feb 5, 2021) |
| Phasing software | PHASER (2.8.3) |
| Refinement software | PHENIX (dev_3958) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 44.100 | 1.740 |
| High resolution limit [Å] | 1.700 | 1.700 |
| Rmeas | 0.009 | 1.671 |
| Number of reflections | 517701 | 7929 |
| <I/σ(I)> | 12.14 | 0.76 |
| Completeness [%] | 79.6 | 29.9 |
| Redundancy | 5.88 | |
| CC(1/2) | 0.998 | 0.375 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 298 | 23% PEG3350, 0.4 M NaCl and 0.1 M HEPES pH 7.5, 10 mg/mL protein. Crystal dehydrated in the mother liquior with PEG3350 increased to 30% prior to data collection |
