2A5H
2.1 Angstrom X-ray crystal structure of lysine-2,3-aminomutase from Clostridium subterminale SB4, with Michaelis analog (L-alpha-lysine external aldimine form of pyridoxal-5'-phosphate).
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X25 |
Synchrotron site | NSLS |
Beamline | X25 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2003-04-09 |
Detector | ADSC QUANTUM 315 |
Wavelength(s) | 0.9742 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 118.890, 92.926, 177.735 |
Unit cell angles | 90.00, 96.74, 90.00 |
Refinement procedure
Resolution | 50.000 - 2.100 |
R-factor | 0.18732 |
Rwork | 0.184 |
R-free | 0.22485 |
Structure solution method | SAD |
RMSD bond length | 0.018 |
RMSD bond angle | 3.086 |
Data reduction software | MX |
Data scaling software | SCALEPACK |
Phasing software | SOLVE |
Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.180 |
High resolution limit [Å] | 2.100 | 2.100 |
Rmerge | 0.103 | 0.265 |
Number of reflections | 83957 | |
<I/σ(I)> | 2 | 2.97 |
Completeness [%] | 81.5 | 62.3 |
Redundancy | 3 | 2.2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 300 | sodium N-2-hydroxy-ethylpiperazine-N'--3-propage sulfonic acid (EPPS, or HEPPS), sodium malonaate, L-alpha-lysine, dithiothreitol, polyethylene glycol 200, polyethylene glycol 8000, s-adenosylmethionine, iron-II-sulfate, , pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 300K |
2 | VAPOR DIFFUSION, HANGING DROP | 8 | 300 | sodium N-2-hydroxy-ethylpiperazine-N'--3-propage sulfonic acid (EPPS, or HEPPS), sodium malonaate, L-alpha-lysine, dithiothreitol, polyethylene glycol 200, polyethylene glycol 8000, s-adenosylmethionine, iron-II-sulfate, , pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 300K |