Table 1. Anti-HER2 Binder Name and Protein Scaffold Typea.
| Binder Name | KD (nM) | PDB | Type |
|---|---|---|---|
| ZHER2 | 0.022 | 2KZI(solution)29 | Affibody |
| G3 | 0.9 | 2JAB(30) | DARPin |
| Pertuzumab | 1.6 | 1S78/4LLW31 | Fab |
| 9.29 | 3.8 | 4HRL(30) | DARPin |
| 73J | 8.6 | –32 | Fab |
| Trastuzumab | 0.5 | 1N8Z(33) | Fab |
Fusion of βN fragment or βC fragment at either the N- or C-terminus of each binder resulted in four constructs per binder. Each βN construct was tested with every βC construct, giving 169 pairs screened. Binding affinities are from references listed.