Table 1. Predicted binding affinities of domain B, experimental ITC data, and chemical denaturation experiments for P51G-m4 and its I34 variants.
| Protein | Predictedbindingscore(X-score energy unit) | ITC dimannoseKd (μM) | ITC dimannoseΔH (kcal/mol) | ITC dimannoseTΔS (kcal/mol) (T=298 K) | ITC dimannoseΔG (kcal/mol) | ∆GH2O (kcal/mol) | Cm (M) |
|---|---|---|---|---|---|---|---|
| P51G-m4 | –6.62 | 117±3 | –12.3±0.3 | –7.00±0.3 | –5.30±0.3 | 3.01±0.047 | 1.46±0.019 |
| P51G-m4-I34K | –5.85 | No binding | No binding | No binding | No binding | 2.40±0.124 | 0.68±0.015 |
| P51G-m4-I34L | –6.19 | 148±2 | –9.60±0.1 | –4.40±0.1 | –5.20±0.1 | 2.95±0.077 | 1.39±0.009 |
| P51G-m4-I34Y | –6.75 | 64±5 | –4.35±0.1 | 1.32±0.2 | –5.67±0.2 | 2.91±0.157 | 1.13±0.017 |