TABLE 1.
Thermodynamic data from DSC measurements of various PGs in the presence of PGLa
| Lipid† | L/P | Tp (°C) | ΔHp (kcal/mol) | Tm (°C) | ΔHm (kcal/mol) | Tm†‡ (°C) |
 (kcal/mol) |
 § (kcal/mol) |
|---|---|---|---|---|---|---|---|---|
| DMPG | 10.3 | 0.6 | 22.4 | 7.2 | 7.2 | |||
| DMPG | 100:1 | 10.4 | 0.4 | 22.4 | 4.8 | 24.0 | 2.2 | 7.0 |
| DMPG | 50:1 | 11.6 | 0.1 | 22.7 | 3.1 | 24.5 | 5.1 | 8.2 |
| DMPG | 25:1 | 10.7 | 0.1 | 22.5 | 2.3 | 24.3 | 4.5 | 6.8 |
| DMPG-d | 8.9 | 0.6 | 18.8 | 7.2 | 7.2 | |||
| DMPG-d | 25:1 | 19.0 | 1.7 | 20.7 | 6.6 | 8.3 | ||
| DPPG | 33.3 | 1.5 | 40.2 | 10.8 | 10.8 | |||
| DPPG | 100:1 | 32.3 | 0.6 | 40.1 | 4.9 | 41.5 | 3.9 | 8.7 |
| DPPG | 50:1 | 41.5 | 9.3 | 9.3 | ||||
| DPPG | 25:1 | 41.5 | 8.5 | 8.5 | ||||
| DPPG-d | 27.8 | 35.7 | 9.7 | 9.7 | ||||
| DPPG-d | 100:1 | 35.7 | 9.2 | 36.9 | 3.9 | 13.1 | ||
| DPPG-d | 50:1 | 35.7 | 6.8 | 37.0 | 6.2 | 13.0 | ||
| DPPG-d | 25:1 | 35.7 | 2.7 | 37.0 | 10.3 | 13.0 | ||
| DSPG | 50.4 | 1.0 | 53.6 | 13.0 | 13.0 | |||
| DSPG | 100:1 | 53.8 | 5.8 | 54.6 | 6.1 | 11.9 | ||
| DSPG | 50:1 | 54.7 | 11.2 | 11.2 | ||||
| DSPG | 25:1 | 54.6 | 11.8 | 11.8 | ||||
| DSPG-d | 48.8 | 14.1 | 14.1 | |||||
| DSPG-d | 100:1 | |||||||
| DSPG-d | 50:1 | |||||||
| DSPG-d | 25:1 | 49.8 | 13.3 | 13.3 |
†
Lipid name followed by d indicates a chain-perdeuterated lipid.
‡
Transition temperature of the peptide-induced phase-transition peak.
§
ΔHtotal = ΔHm + 