Table 2.
Differential stabilities for individual framework point mutants.
| VH Gene | Mutation (paper) | Mutation (IMGT) | Minimum nt | Score | Property* | Reference |
|---|---|---|---|---|---|---|
| VH3-23 | Q81H | Q90H | 1 | 16.1 | Mean ΔTm = 0.0°C‡ | (48) |
| A84P | A96P | 1 | 15.1 | ΔT50 = 0.7°C | (49) | |
| VH1-69 | M48G | M53G | 2 | -1.4 | ΔT50 = 3°C | (50) |
| M48I | M53I | 1 | 11.4 | ΔT50 = 2°C | ||
| V67I | V76I | 1 | 14.6 | ΔT50 = 4°C | ||
| V67L | V76L | 1 | 19.1 | ΔT50 = 7°C | ||
| VH6-1 | V72D | V69D | 2 | 10.5 | 320% a , 180% b yield | (51) |
| 0.1 a , 2.2 b kJ/mol stability | ||||||
| S76G | S74G | 1 | 26.8 | 210% a , 150% b yield | ||
| 3.7 a , 3.5 b kJ/mol stability | ||||||
| S90Y | S88Y | 1 | 4.4 | 180% a , 230% b yield | ||
| -0.1 a , 1.4 b kJ/mol stability |
‡Mean ΔTm was calculated over all genotypes presented in Table 3 in ref (48).
*Yield is calculated as a relative percentage to the original antibody sequence.
Antibody 2C2.
Antibody 6B3.