1H2G
Altered substrate specificity mutant of penicillin acylase
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | ROTATING ANODE |
Source details | RIGAKU RU200 |
Temperature [K] | 120 |
Detector technology | IMAGE PLATE |
Detector | RIGAKU IMAGE PLATE |
Spacegroup name | P 1 |
Unit cell lengths | 52.020, 64.230, 70.670 |
Unit cell angles | 70.58, 72.81, 73.84 |
Refinement procedure
Resolution | 19.800 - 2.000 |
Rwork | 0.152 |
R-free | 0.01940 * |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 1pnk |
RMSD bond length | 0.013 |
RMSD bond angle | 1.700 * |
Data reduction software | DENZO |
Data scaling software | Agrovata |
Phasing software | AMoRE |
Refinement software | REFMAC (5.0.36) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 19.800 * | 2.430 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.040 | 0.101 |
Total number of observations | 102704 * | |
Number of reflections | 50677 | |
<I/σ(I)> | 14.8 | 7.1 |
Completeness [%] | 93.0 | 80 |
Redundancy | 2 | 1.8 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 7.2 | 50MM MOPS PH 7.2, 12% MME PEG2K, STREAK-SEEDING |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 11 (mg/ml) | |
2 | 1 | drop | PEG2000 MME | 11 (%(w/v)) | |
3 | 1 | drop | MOPS | 50 (mM) | pH7.2 |