4D2B
Structure of a ligand free POT family peptide transporter
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | DIAMOND BEAMLINE I24 |
Synchrotron site | Diamond |
Beamline | I24 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2012-10-14 |
Detector | DECTRIS PILATUS 6M |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 102.190, 110.190, 110.990 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 39.099 - 2.350 |
R-factor | 0.2145 |
Rwork | 0.213 |
R-free | 0.24150 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4aps |
RMSD bond length | 0.003 |
RMSD bond angle | 0.827 |
Data reduction software | XDS |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | PHENIX ((PHENIX.REFINE)) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 39.100 | 2.480 |
High resolution limit [Å] | 2.350 | 2.350 |
Rmerge | 0.170 | 0.710 |
Number of reflections | 26241 | |
<I/σ(I)> | 8.3 | 2.2 |
Completeness [%] | 99.3 | 98 |
Redundancy | 6 | 4.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | LIPIDIC CUBIC PHASE | 7 | 16-23 %(V/V) PEG 400, 0.1 M HEPES PH 7.0 AND 0.15-0.55 M NH4H2PO4. CRYSTALS WERE GROWN BY THE LCP METHOD USING 7.8 MAG AS HOSTING LIPID. |