7N9A

Potent neutralizing nanobodies resist convergent circulating variants of SARS-CoV-2 by targeting novel and conserved epitopes-CovS RBD with NB21

• PDB DOI: https://doi.org/10.2210/pdb7N9A/pdb
• EM Map EMD-24253: EMDB EMDataResource

• Classification: VIRAL PROTEIN/IMMUNE SYSTEM
• Organism(s): Lama glama, Severe acute respiratory syndrome coronavirus 2
• Expression System: Escherichia coli BL21(DE3), Homo sapiens
• Mutation(s): No 


• Deposited: 2021-06-17 Released: 2021-08-04 
• Deposition Author(s): Sun, D., Zhang, C., Shi, Y.
• Funding Organization(s): National Institutes of Health/Eunice Kennedy Shriver National Institute of Child Health & Human Development (NIH/NICHD)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Potent neutralizing nanobodies resist convergent circulating variants of SARS-CoV-2 by targeting novel and conserved epitopes

Sun, D., Shi, Y., Zhang, C., Huang, W., Dina, S.D.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 34.49 kDa 
• Atom Count: 2,431 
• Modelled Residue Count: 312 
• Deposited Residue Count: 312 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Nanobody Nb21	A	117	Lama glama	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Spike protein S1	B [auth E]	195	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0  Gene Names: S, 2
UniProt
Find proteins for P0DTC2 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTC2  Go to UniProtKB:  P0DTC2

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2021-08-04 
Deposition Author(s): Sun, D., Zhang, C., Shi, Y.

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Funding Organization	Location	Grant Number
National Institutes of Health/Eunice Kennedy Shriver National Institute of Child Health & Human Development (NIH/NICHD)	United States	R35 GM137905
National Institutes of Health/Eunice Kennedy Shriver National Institute of Child Health & Human Development (NIH/NICHD)	United States	R35 GM128641
National Institutes of Health/Eunice Kennedy Shriver National Institute of Child Health & Human Development (NIH/NICHD)	United States	U24 GM129539

Revision History  

• Version 1.0: 2021-08-04
  Type: Initial release
  
• Version 1.1: 2024-11-20
  Changes: Data collection, Database references, Structure summary