1A7A
STRUCTURE OF HUMAN PLACENTAL S-ADENOSYLHOMOCYSTEINE HYDROLASE: DETERMINATION OF A 30 SELENIUM ATOM SUBSTRUCTURE FROM DATA AT A SINGLE WAVELENGTH
Experimental procedure
Source type | SYNCHROTRON |
Source details | NSLS BEAMLINE X12C |
Synchrotron site | NSLS |
Beamline | X12C |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 1997-07 |
Detector | BRANDEIS |
Spacegroup name | C 2 2 2 |
Unit cell lengths | 91.930, 168.020, 137.770 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 20.000 - 2.800 |
R-factor | 0.227 |
Rwork | 0.227 |
R-free | 0.24700 |
Structure solution method | SAS |
RMSD bond length | 0.008 |
RMSD bond angle | 21.000 * |
Data reduction software | DENZO |
Data scaling software | SCALEPACK |
Phasing software | SHAKE-N-BAKE (V. 2.0) |
Refinement software | CNS (0.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.900 |
High resolution limit [Å] | 2.800 | 2.800 |
Rmerge | 0.074 | |
Total number of observations | 350530 * | |
Number of reflections | 50613 | |
<I/σ(I)> | 11.5 | |
Completeness [%] | 99.5 | 99.5 |
Redundancy | 6.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | unknown * | 5.6 | pH 5.6 |