3A7K
Crystal structure of halorhodopsin from Natronomonas pharaonis
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SPRING-8 BEAMLINE BL41XU |
Synchrotron site | SPring-8 |
Beamline | BL41XU |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2009-01-01 |
Detector | MAR CCD 165 mm |
Wavelength(s) | 1.0 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 151.830, 99.770, 99.270 |
Unit cell angles | 90.00, 127.67, 90.00 |
Refinement procedure
Resolution | 15.000 - 2.000 |
Rwork | 0.249 |
R-free | 0.27400 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1e12 |
Data reduction software | MOSFLM |
Data scaling software | SCALA |
Phasing software | CNS |
Refinement software | CNS |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 60.100 | 2.110 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.072 | 0.556 |
Number of reflections | 79092 | |
<I/σ(I)> | 9.9 | 2 |
Completeness [%] | 99.5 | 100 |
Redundancy | 2.7 | 2.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 293 | A DROP CONTAINING 1MG/ML PROTEIN, 1M AMMONIUM SULFATE, 0.16M NACL, 0.04M TRIS-HCL, 0.04% NAN2, 5MG/ML NONYL GLUCOSIDE WAS CONCENTRATED BY VAPOR DIFFUSION AGAINST A RESERVE SOLUTION CONTAINING 2.6 M AMMONIUM SULFATE, 0.16M NACL, 0.04M TRIS-HCL, PH 8, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K |