4Z8K
Phycocyanin structure from T. elongatus at 2.5-A from XFEL using a viscous delivery medium for serial femtosecond crystallography
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | FREE ELECTRON LASER |
Source details | SLAC LCLS BEAMLINE CXI |
Synchrotron site | SLAC LCLS |
Beamline | CXI |
Temperature [K] | 298 |
Detector technology | PIXEL |
Collection date | 2014-11-02 |
Detector | CS-PAD CXI-1 |
Wavelength(s) | 1.33 |
Spacegroup name | P 63 |
Unit cell lengths | 153.400, 153.400, 39.640 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 29.500 - 2.500 |
R-factor | 0.1905 |
Rwork | 0.187 |
R-free | 0.25450 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4gy3 |
RMSD bond length | 0.016 |
RMSD bond angle | 1.786 |
Phasing software | PHASER |
Refinement software | PHENIX (dev_1894) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 29.500 | 2.550 |
High resolution limit [Å] | 2.500 | 2.500 |
Number of reflections | 18908 | |
<I/σ(I)> | 3.19 | 0.83 |
Completeness [%] | 100.0 | 100 |
Redundancy | 250.67 | 12.5 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | BATCH MODE | 6.4 | 298 | 1.0 M ammonium sulfate, 40 mM 2-(N-morpholino) ethanesulfonic acid (MES) pH= 6.4 |