8I22 | pdb_00008i22

Acyl-ACP synthetase structure bound to pimelic acid monoethyl ester

• PDB DOI: https://doi.org/10.2210/pdb8I22/pdb
• EM Map EMD-35129: EMDB EMDataResource

• Classification: CYTOSOLIC PROTEIN
• Organism(s): Vibrio harveyi
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-01-13 Released: 2024-01-17 
• Deposition Author(s): Huang, H., Wang, C., Chang, S., Cui, T., Xu, Y., Zhang, H., Zhou, C., Zhang, X., Feng, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.15 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure and catalytic mechanism of exogenous fatty acid recycling by AasS, a versatile acyl-ACP synthetase

Huang, H., Wang, C., Chang, S., Cui, T., Xu, Y., Zhang, H., Zhou, C., Zhang, X., Feng, Y.

(2025) Nat Struct Mol Biol 

• DOI: https://doi.org/10.1038/s41594-024-01464-7

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 364.11 kDa 
• Atom Count: 25,398 
• Modelled Residue Count: 3,180 
• Deposited Residue Count: 3,198 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acyl-acyl carrier protein synthetase	A, B [auth F], C [auth B], D [auth C], E [auth D], F [auth E]	533	Vibrio harveyi	Mutation(s): 0  Gene Names: aasS, AL538_21690
UniProt
Find proteins for Q00IB3 (Vibrio harveyi) Explore Q00IB3  Go to UniProtKB:  Q00IB3

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
OBK	G [auth A], H [auth F], I [auth B], J [auth C], K [auth D], L [auth E]	7-ethoxy-7-oxidanylidene-heptanoic acid C9 H16 O4 NQYXFXWKKYGBNL-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.15 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-01-17 
Deposition Author(s): Huang, H., Wang, C., Chang, S., Cui, T., Xu, Y., Zhang, H., Zhou, C., Zhang, X., Feng, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32125003

Revision History  

• Version 1.0: 2024-01-17
  Type: Initial release
  
• Version 1.1: 2024-04-03
  Changes: Database references, Structure summary
• Version 1.2: 2025-01-15
  Changes: Data collection, Database references, Structure summary