9UFA | pdb_00009ufa

phosphatidylcholine head group bound alpha-hemolysin heptameric pore structure in the presence of RBC

• PDB DOI: https://doi.org/10.2210/pdb9UFA/pdb
• EM Map EMD-63626: EMDB EMDataResource

• Classification: TOXIN
• Organism(s): Staphylococcus aureus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2025-04-10 Released: 2025-11-26 
• Deposition Author(s): Dutta, S., Chatterjee, A., Roy, A.
• Funding Organization(s): Department of Biotechnology (DBT, India), Department of Science & Technology (DST, India), Council of Scientific & Industrial Research (CSIR)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

phosphatidylcholine head group bound alpha-hemolysin heptameric pore structure in the presence of RBC

Dutta, S., Chatterjee, A., Roy, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C7  (Explore in 3D)
Global Stoichiometry: Homo 7-mer - A7 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 234.32 kDa 
• Atom Count: 16,492 
• Modeled Residue Count: 2,051 
• Deposited Residue Count: 2,051 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-hemolysin	A [auth G], B [auth A], C [auth B], D [auth C], E [auth D], F [auth E], G [auth F]	293	Staphylococcus aureus	Mutation(s): 0  Gene Names: hly, hla
UniProt
Find proteins for P09616 (Staphylococcus aureus) Explore P09616  Go to UniProtKB:  P09616

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PC (Subject of Investigation/LOI)	H [auth G], I [auth A], J [auth B], K [auth C], L [auth D], M [auth E], N [auth F]	PHOSPHOCHOLINE C5 H15 N O4 P YHHSONZFOIEMCP-UHFFFAOYSA-O

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-11-26 
Deposition Author(s): Dutta, S., Chatterjee, A., Roy, A.

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Funding Organization	Location	Grant Number
Department of Biotechnology (DBT, India)	India	BT/INF/22/SP22844/2017
Department of Science & Technology (DST, India)	India	SR/FST/LSII-039/2015
Council of Scientific & Industrial Research (CSIR)	India	09/0079(13652)/2022-EMR-I

Revision History  

• Version 1.0: 2025-11-26
  Type: Initial release