1M8S
Crystal Structures of Cadmium-binding Acidic Phospholipase A2 from the Venom of Agkistrodon halys pallas at 1.9 Resolution (crystal grown at pH 5.9)
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU |
| Temperature [K] | 293 |
| Detector technology | AREA DETECTOR |
| Collection date | 2001-01-11 |
| Detector | MARRESEARCH |
| Wavelength(s) | 1.5418 |
| Spacegroup name | P 61 |
| Unit cell lengths | 83.160, 83.160, 32.780 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 25.000 - 1.900 |
| R-factor | 0.202 |
| Rwork | 0.202 |
| R-free | 0.20800 * |
| Structure solution method | isomorphous difference Fourier |
| Starting model (for MR) | 1psj |
| RMSD bond length | 0.006 |
| RMSD bond angle | 1.230 * |
| Data reduction software | DENZO |
| Data scaling software | SCALEPACK |
| Phasing software | CNS |
| Refinement software | CNS |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 25.000 | 1.970 |
| High resolution limit [Å] | 1.900 | 1.900 |
| Rmerge | 0.072 | 0.260 |
| Total number of observations | 187637 * | |
| Number of reflections | 10431 | |
| <I/σ(I)> | 33.8 | 9.7 |
| Completeness [%] | 100.0 | 100 |
| Redundancy | 9.8 | 9.4 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.9 | 291 * | 10%(v/v) 1,4-butyldiol, 0.01M CdCl2, 0.1M Na(CH3)2AsO, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystallization Reagents in Literatures
| ID | crystal ID | solution | reagent name | concentration (unit) | details |
| 1 | 1 | drop | protein | 10 (mg/ml) | |
| 2 | 1 | drop | 1,4-butyldiol | 10 (%(v/v)) | |
| 3 | 1 | drop | 0.01 (M) | ||
| 4 | 1 | drop | 0.1 (M) | pH5.9 | |
| 5 | 1 | reservoir | 1,4-butyldiol | 60 (%(v/v)) |
