5A8I
Crystal structure of the FHA domain of ArnA from Sulfolobus acidocaldarius
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | BESSY BEAMLINE 14.1 |
Synchrotron site | BESSY |
Beamline | 14.1 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2012-03-08 |
Detector | MARRESEARCH |
Spacegroup name | P 43 |
Unit cell lengths | 43.570, 43.570, 71.830 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 30.809 - 1.750 |
R-factor | 0.1686 |
Rwork | 0.168 |
R-free | 0.18930 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 2ff4 |
RMSD bond length | 0.005 |
RMSD bond angle | 1.002 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | CCP4 |
Refinement software | PHENIX ((PHENIX.REFINE)) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.810 | 1.840 |
High resolution limit [Å] | 1.750 | 1.750 |
Rmerge | 0.030 | 0.520 |
Number of reflections | 13490 | |
<I/σ(I)> | 21.95 | 1.45 |
Completeness [%] | 99.6 | 99.6 |
Redundancy | 4.18 | 4.24 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | RESERVOIR BUFFER: 0.1 M HEPES PH 7.5; 1.5 M LI2SO4 PROTEIN BUFFER: 20 MM TRIS PH 8.0; 100 MM NACL 3.5 MG/ML PROTEIN IN PROTEIN BUFFER MIX RESERVOIR AND PROTEIN 1:1 |