1SPP
THE CRYSTAL STRUCTURES OF TWO MEMBERS OF THE SPERMADHESIN FAMILY REVEAL THE FOLDING OF THE CUB DOMAIN
Experimental procedure
Source type | ROTATING ANODE |
Source details | RIGAKU RUH2R |
Temperature [K] | 285 |
Detector technology | IMAGE PLATE |
Collection date | 1995-11 |
Detector | MARRESEARCH |
Spacegroup name | P 32 2 1 |
Unit cell lengths | 96.370, 96.370, 71.320 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 8.000 - 2.400 |
R-factor | 0.2 |
Rwork | 0.200 |
R-free | 0.25900 |
Structure solution method | MIR |
RMSD bond length | 0.009 |
RMSD bond angle | 28.390 * |
Data reduction software | MOSFLM |
Data scaling software | CCP4 ((ROTAVATA)) |
Phasing software | CCP4 |
Refinement software | X-PLOR (3.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 28.940 | 2.500 |
High resolution limit [Å] | 2.400 | 2.400 |
Rmerge | 0.057 | 0.265 * |
Total number of observations | 61270 * | |
Number of reflections | 14809 | |
<I/σ(I)> | 7.1 | 3 |
Completeness [%] | 97.0 | 98.4 |
Redundancy | 4.1 | 4.1 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | Vapor diffusion, hanging drop * | 7 * | 22 * | PROTEIN WAS CRYSTALLIZED FROM 30% (W/V) PEG 2000, 100 MM AMMONIUM ACETATE, PH 6.5. THE INITIAL PROTEIN CONCENTRATION WAS 15 MG/ML |
Crystallization Reagents in Literatures
ID | crystal ID | solution | reagent name | concentration (unit) | details |
1 | 1 | drop | protein | 15 (mg/ml) | |
2 | 1 | drop | sodium phosphate | 50 (mM) | |
3 | 1 | reservoir | PEG2000 | 30 (%(w/v)) | |
4 | 1 | reservoir | ammonium acetate | 0.1 (M) |