3D5Z
Crystal Structure Analysis of 1,5-alpha-arabinanase catalytic mutant (AbnBE201A) complexed to arabinotriose
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU300 |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2006-08-10 |
Detector | RIGAKU RAXIS IV |
Wavelength(s) | 1.54 |
Spacegroup name | C 2 2 21 |
Unit cell lengths | 84.682, 88.831, 75.265 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 28.710 - 1.900 |
R-factor | 0.192 |
Rwork | 0.192 |
R-free | 0.23600 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3cu9 |
RMSD bond length | 0.006 |
RMSD bond angle | 1.400 |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | CNS |
Refinement software | CNS (1.0) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.930 |
High resolution limit [Å] | 1.900 | 1.900 |
Rmerge | 0.040 | 0.396 |
Number of reflections | 19994 | |
<I/σ(I)> | 14.3 | |
Redundancy | 4.3 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, Hanging drop, Cocrystaliization | 7.5 | 295 | 1.8M lithium sulfate, 0.1M Tris buffer 7.5, 5% (w/v) PEG 400, 3mM arabinotriose, Vapor diffusion, Hanging drop, Cocrystaliization, temperature 295K |