7Z0A
Crystal structure of the ground state of bacteriorhodopsin at 1.22 Angstrom resolution
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE ID14-1 |
Synchrotron site | ESRF |
Beamline | ID14-1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2009-02-14 |
Detector | ADSC QUANTUM 4r |
Wavelength(s) | 0.9334 |
Spacegroup name | P 63 |
Unit cell lengths | 60.970, 60.970, 109.560 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 29.370 - 1.220 |
R-factor | 0.1412 |
Rwork | 0.140 |
R-free | 0.16700 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1c3w |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | MOLREP |
Refinement software | PHENIX (1.18.2_3874) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 29.370 | 29.370 | 1.250 |
High resolution limit [Å] | 1.220 | 5.440 | 1.220 |
Rmerge | 0.041 | 0.014 | 2.509 |
Rmeas | 0.043 | 0.016 | 3.482 |
Total number of observations | 426846 | ||
Number of reflections | 63006 | 774 | 2159 |
<I/σ(I)> | 24.64 | 130.87 | 0.3 |
Completeness [%] | 91.2 | 97 | 42.4 |
Redundancy | 6.775 | 9.722 | 1.395 |
CC(1/2) | 1.000 | 1.000 | 0.150 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | LIPIDIC CUBIC PHASE | 293 | Na2HPO4 (5%) and KH2PO4 (95%) |