1W20
Structure of Neuraminidase from English duck subtype N6 complexed with 30 mM sialic acid (NANA, Neu5Ac), crystal soaked for 3 hours at 291 K
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200H |
Temperature [K] | 100 |
Detector technology | IMAGE PLATE |
Collection date | 2004-05-06 |
Detector | MAR scanner 345 mm plate |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 106.478, 73.995, 106.465 |
Unit cell angles | 90.00, 90.50, 90.00 |
Refinement procedure
Resolution | 105.410 - 2.080 |
R-factor | 0.153 |
Rwork | 0.150 |
R-free | 0.19500 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1v0z |
RMSD bond length | 0.022 |
RMSD bond angle | 2.042 |
Data reduction software | MOSFLM |
Data scaling software | SCALA |
Phasing software | CNS |
Refinement software | REFMAC (5.1.24) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 37.790 | 2.270 |
High resolution limit [Å] | 2.150 | 2.150 |
Rmerge | 0.120 | 0.320 |
Number of reflections | 88558 | |
<I/σ(I)> | 5.6 | 2.3 |
Completeness [%] | 92.3 | 87.9 |
Redundancy | 2.3 | 2.2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 7 | 293 | 0.15 M NACL, 20% PEG 3350 AT 293 K, pH 7.00 |