1. Complex: ErbB2 (HER2) in complex with pertuzumab
- Resolution: 3.2 Å 
- Species: H. sapiens 
2. Antigen: Receptor tyrosine-protein kinase erbB-2, human epidermal growth factor receptor 2, HER2, cluster of differentiation 340
- structure length (residues): 624 
- mutations: No 
3. Antibody: pertuzumab
- Isotype/subclass: IgG1 
- Structure: Fab only 
3.1 Heavy chain
- structure length (residues): 226 
- mutations: No 
- disulfide bridges: 22-96, 146-202 
- CDR (residue numbering): 30-32, 33, 52-53, 55, 58, 59, 96, 99, 244 
3.2 Light chain
- structure length (residues): 214 
- mutations: No 
- disulfide bridges: 23-88, 134-194 
- CDR (residue numbering): 49, 55, 94 
RCSB PDB - 1S78: Insights into ErbB signaling from the structure of the ErbB2-pertuzumab complex