Table 2. The test proteins and solutions used for the UVVis spectra with their buffers and concentrations.
DMSO, dimethyl sulfoxide.
| Protein or solution | Concentration (mgml1) | Buffer |
|---|---|---|
| Catalase | 7.5 | 25mM HEPES pH 7 |
| Haemoglobin | 1.25 | 100mM Na/H2PO4 pH 6.5 |
| Myoglobin | 1.25 | H2O |
| Ferritin | 0.625 | 50mM NaCl |
| Ribonuclease A | 15 | 100mM sodim acetate pH 6 |
| Insulin | 10 | 20 mM Na2/HPO4 10mM Na3EDTA |
| Proteinase K | 10 | 25mM Tris pH 7.5, 1mM PMSF |
| Thaumatin | 6.25 | 100mM sodium/potassium tartrate |
| Thermolysin | 3.125 | 50mM NaOH |
| Apoferritin | 5 | H2O |
| Concanavalin A | 6.25 | H2O |
| Haematin | 0.158 | DMSO |
| FeCl3 | 1.6 | H2O |
| Sodium nitrate | 60 | H2O |