8IK2

RhlA exhibits dual thioesterase and acyltransferase activities during rhamnolipid biosynthesis

• PDB DOI: https://doi.org/10.2210/pdb8IK2/pdb

• Classification: HYDROLASE
• Organism(s): Pseudomonas aeruginosa PAO1
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2023-02-28 Released: 2023-11-01 
• Deposition Author(s): Tang, T., Fu, L.H., Xie, W.H., Luo, Y.Z., Zhang, Y.T., Si, T.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.200 
• R-Value Work: 0.160 
• R-Value Observed: 0.164 

Literature

RhlA Exhibits Dual Thioesterase and Acyltransferase Activities during Rhamnolipid Biosynthesis

Tang, T., Fu, L., Xie, W., Luo, Y., Zhang, Y., Zhang, J., Si, T.

(2023) ACS Catal 13: 5759-5766

• DOI: https://doi.org/10.1021/acscatal.3c00046

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 34.03 kDa 
• Atom Count: 2,334 
• Modelled Residue Count: 270 
• Deposited Residue Count: 301 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-(3-hydroxydecanoyloxy)decanoate synthase	A	301	Pseudomonas aeruginosa PAO1	Mutation(s): 0  Gene Names: rhlA, PA3479 EC: 2.3.1
UniProt
Find proteins for Q51559 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q51559  Go to UniProtKB:  Q51559

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
5UF (Subject of Investigation/LOI)	B [auth A]	(3~{S})-3-oxidanyldecanoic acid C10 H20 O3 FYSSBMZUBSBFJL-VIFPVBQESA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.200 
• R-Value Work: 0.160 
• R-Value Observed: 0.164 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.629	α = 90
b = 63.89	β = 90
c = 85.004	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
Aimless	data scaling

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-11-01 
Deposition Author(s): Tang, T., Fu, L.H., Xie, W.H., Luo, Y.Z., Zhang, Y.T., Si, T.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32071428

Revision History  

• Version 1.0: 2023-11-01
  Type: Initial release