7KUU

LsfA from P. aeruginosa, a 1-Cys Prx in Sulfonic acid form

• PDB DOI: https://doi.org/10.2210/pdb7KUU/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Pseudomonas aeruginosa UCBPP-PA14
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2020-11-25 Released: 2021-12-15 
• Deposition Author(s): AIeixo-Silva, R.L., Domingos, R.M., Netto, L.E.S.
• Funding Organization(s): Brazilian National Council for Scientific and Technological Development (CNPq), Sao Paulo Research Foundation (FAPESP)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.258 
• R-Value Work: 0.221 
• R-Value Observed: 0.223 

Literature

Structure of LsfA, a 1-Cys Prx in sulfonic acid form

AIeixo-Silva, R.L., Domingos, R.M., Netto, L.E.S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: SAXS

Macromolecule Content

• Total Structure Weight: 51.96 kDa 
• Atom Count: 3,417 
• Modelled Residue Count: 406 
• Deposited Residue Count: 454 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alkyl hydroperoxide reductase C	A, B	227	Pseudomonas aeruginosa UCBPP-PA14	Mutation(s): 0  Gene Names: lsfA, PA14_19490 EC: 1.11.1.26
UniProt
Find proteins for A0A0H2ZEH5 (Pseudomonas aeruginosa (strain UCBPP-PA14)) Explore A0A0H2ZEH5  Go to UniProtKB:  A0A0H2ZEH5

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
OCS	A, B	L-PEPTIDE LINKING	C3 H7 N O5 S		CYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.258 
• R-Value Work: 0.221 
• R-Value Observed: 0.223 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.569	α = 90
b = 95.239	β = 105.92
c = 59.83	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
autoPROC	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2021-12-15 
Deposition Author(s): AIeixo-Silva, R.L., Domingos, R.M., Netto, L.E.S.

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Funding Organization	Location	Grant Number
Brazilian National Council for Scientific and Technological Development (CNPq)	Brazil	130255/2016-5
Sao Paulo Research Foundation (FAPESP)	Brazil	2013/07937-8

Revision History  

• Version 1.0: 2021-12-15
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Refinement description
• Version 1.2: 2023-11-15
  Changes: Data collection