2P46
Complex of a camelid single-domain vhh antibody fragment with RNASE A at 2.5A resolution: se5b-ortho-2 crystal form with five se-met sites (L4M, M34, M51, F68M, M83) in vhh scaffold.
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 17-ID |
| Synchrotron site | APS |
| Beamline | 17-ID |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2004-04-01 |
| Detector | ADSC QUANTUM 210 |
| Wavelength(s) | 0.97911 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 49.270, 70.057, 123.408 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 20.000 - 2.500 |
| R-factor | 0.22476 |
| Rwork | 0.221 |
| R-free | 0.29899 |
| Structure solution method | SAD |
| RMSD bond length | 0.014 |
| RMSD bond angle | 1.040 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | SOLVE |
| Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
| Overall | |
| Low resolution limit [Å] | 20.000 |
| High resolution limit [Å] | 2.500 |
| Number of reflections | 15319 |
| Completeness [%] | 99.8 |
| Redundancy | 3.8 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION | 8 | 295 | HAMPTON RESEARCH INDEX SCREEN, SOLUTION #93: ZN(CH2H3O2)2, PEG 3350, pH 8.0, VAPOR DIFFUSION, temperature 295K |
