3SN5
Crystal structure of human CYP7A1 in complex with cholest-4-en-3-one
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 23-ID-B |
Synchrotron site | APS |
Beamline | 23-ID-B |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2011-06-13 |
Detector | MARMOSAIC 300 mm CCD |
Spacegroup name | P 21 21 21 |
Unit cell lengths | 56.160, 137.630, 160.150 |
Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
Resolution | 30.000 - 2.750 |
R-factor | 0.1845 |
Rwork | 0.182 |
R-free | 0.22040 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 3dax |
RMSD bond length | 0.009 |
RMSD bond angle | 1.010 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | PHASER |
Refinement software | BUSTER-TNT (BUSTER 2.8.0) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 30.000 | 2.820 | |
High resolution limit [Å] | 2.750 | 12.300 | 2.750 |
Rmerge | 0.098 | 0.047 | 0.990 |
Number of reflections | 33172 | 417 | 2435 |
<I/σ(I)> | 14.24 | 32.3 | 2.4 |
Completeness [%] | 99.8 | 90.8 | 100 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 293 | 18% PEG550 MME, 0.1 M MES, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K |