1OYL
Crystal Structures of the Ferric, Ferrous, and Ferrous-NO Forms of the Asp140Ala Mutant of Human Heme Oxygenase-1: Catalytic Implications
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ALS BEAMLINE 5.0.2 |
Synchrotron site | ALS |
Beamline | 5.0.2 |
Temperature [K] | 119 |
Detector technology | CCD |
Collection date | 2002-10-14 |
Detector | ADSC QUANTUM 4 |
Wavelength(s) | 1.2398 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 61.587, 54.696, 71.138 |
Unit cell angles | 90.00, 99.57, 90.00 |
Refinement procedure
Resolution | 50.000 - 1.590 |
Rwork | 0.224 |
R-free | 0.24300 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1qq8 |
RMSD bond length | 0.007 |
RMSD bond angle | 1.100 * |
Data reduction software | HKL-2000 |
Data scaling software | SCALEPACK |
Phasing software | AMoRE |
Refinement software | CNS (1.0) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.650 |
High resolution limit [Å] | 1.590 | 1.590 |
Rmerge | 0.038 * | 0.424 * |
Total number of observations | 297413 * | |
Number of reflections | 63070 * | |
<I/σ(I)> | 17.3 | 2.51 |
Completeness [%] | 98.4 | 93.2 |
Redundancy | 9.5 | 3.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.4 * | 301 | ammonium sulphate, 1,6 hexanediol, HEPES, water, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 301K |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | reservoir | ammonium sulfate | 2.08 (M) | |
2 | 1 | reservoir | HEPES | 100 (mM) | pH7.5 |
3 | 1 | reservoir | 1,6-hexanediol | 0.9 (%(v/v)) | |
4 | 1 | drop | protein | 45 (mg/ml) | |
5 | 1 | drop | potassium phosphate | 20 (mM) | pH7.4 |