8FFJ

Structure of Zanidatamab bound to HER2

• PDB DOI: https://doi.org/10.2210/pdb8FFJ/pdb
• EM Map EMD-29044: EMDB EMDataResource

• Classification: TRANSFERASE/IMMUNE SYSTEM
• Organism(s): Homo sapiens
• Expression System: Cricetulus griseus
• Mutation(s): No 


• Deposited: 2022-12-08 Released: 2023-02-22 
• Deposition Author(s): Worrall, L.J., Atkinson, C.E., Sanches, M., Dixit, S., Strynadka, N.C.J.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 7.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Zanidatamab, an Anti-HER2 Biparatopic that Induces Unique Surface HER2 Clusters and Complement-Dependent Cytotoxicity

Weisser, N., Wickman, G., Sanches, M., Escobar-Cabrera, E., O'Toole, J., Abraham, L., Guedia, J., Baichoo, P., Volkers, G., Schrag, J., Choi, K., Grothe, S., Baardsnes, J., Worrall, L.J., Atkinson, C.E., Harbourne, B., Cheng, C.W., Whalen, E., Smith, J., Zwierzchowski, P., Zwaagstra, J., Jolicoeur, N., Lippens, J., Fung, V., Black, S., Dargahi, D., Samiotakis, A., Chan, P., Stevens, C., Farber, P., Mukhopadhyay, A., Browman, D., Strynadka, N.C.J., Gold, M.R., Dixit, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 194.04 kDa 
• Atom Count: 8,968 
• Modelled Residue Count: 1,170 
• Deposited Residue Count: 1,773 
• Unique protein chains: 4

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Receptor tyrosine-protein kinase erbB-2	A [auth X]	622	Homo sapiens	Mutation(s): 0  Gene Names: ERBB2, HER2, MLN19, NEU, NGL EC: 2.7.10.1
UniProt & NIH Common Fund Data Resources
Find proteins for P04626 (Homo sapiens) Explore P04626  Go to UniProtKB:  P04626
PHAROS:  P04626 GTEx:  ENSG00000141736

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Zanidatamab Heavy Chain A	B [auth J]	451	Homo sapiens	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Zanidatamab Light Chain A	C [auth Q]	217	Homo sapiens	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Zanidatamab Heavy Chain B	D [auth I]	483	Homo sapiens	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 7.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-02-22 
Deposition Author(s): Worrall, L.J., Atkinson, C.E., Sanches, M., Dixit, S., Strynadka, N.C.J.

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Funding Organization	Location	Grant Number
Not funded	Canada	--

Revision History  

• Version 1.0: 2023-02-22
  Type: Initial release