3QXT
Structure of an Anti-Methotrexate CDR1-3 Graft VHH Antibody in Complex with Methotrexate
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 22-BM |
Synchrotron site | APS |
Beamline | 22-BM |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2010-02-17 |
Detector | MAR 225 |
Spacegroup name | P 61 2 2 |
Unit cell lengths | 103.063, 103.063, 157.073 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 20.000 - 1.700 |
R-factor | 0.176 |
Rwork | 0.175 |
R-free | 0.19500 |
Structure solution method | MOLECULAR REPLACEMENT |
RMSD bond length | 0.033 |
RMSD bond angle | 2.499 |
Data reduction software | DENZO |
Data scaling software | SCALA |
Phasing software | PHASER |
Refinement software | REFMAC (5.5.0102) |
Data quality characteristics
Overall | |
Low resolution limit [Å] | 20.000 |
High resolution limit [Å] | 1.700 |
Rmerge | 0.067 |
Number of reflections | 52887 |
<I/σ(I)> | 34.4 |
Completeness [%] | 96.5 |
Redundancy | 10.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 7 | 293.15 | 1.0M Succinic Acid, 0.1M HEPES, 1% w/v PEG 2,000, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K |