3DP8
Structural characterization of a putative endogenous metal chelator in the periplasmic nickel transporter NikA (nickel butane-1,2,4-tricarboxylate form)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE ID14-2 |
Synchrotron site | ESRF |
Beamline | ID14-2 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2005-06-12 |
Detector | ADSC QUANTUM 4 |
Wavelength(s) | 0.9330 |
Spacegroup name | P 62 |
Unit cell lengths | 158.570, 158.570, 134.940 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 20.000 - 2.500 |
R-factor | 0.201 |
Rwork | 0.199 |
R-free | 0.27000 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1zlq |
RMSD bond length | 0.019 |
RMSD bond angle | 1.963 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | PHASER |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 20.000 | 2.600 |
High resolution limit [Å] | 2.500 | 2.500 |
Number of reflections | 64541 | 6977 |
<I/σ(I)> | 18.6 | 5.4 |
Completeness [%] | 97.0 | |
Redundancy | 3.7 | 3.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.7 | 293 | 1.5M ammonium sulfate, 100mM sodium acetate, pH4.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K |