8B0V

Crystal structure of C-terminal domain of Pseudomonas aeruginosa LexA G91D mutant

• PDB DOI: https://doi.org/10.2210/pdb8B0V/pdb

• Classification: TRANSCRIPTION
• Organism(s): Pseudomonas aeruginosa
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2022-09-08 Released: 2024-03-27 
• Deposition Author(s): Vascon, F., De Felice, S., Chinellato, M., Maso, L., Cendron, L.
• Funding Organization(s): Italian Ministry of Education

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.254 
• R-Value Work: 0.228 

Literature

Structural investigations on the SOS response in Pseudomonas aeruginosa

Vascon, F., De Felice, S., Gasparotto, M., Huber, S.T., Catalano, C., Chinellato, M., Grinzato, A., Filippini, F., Maso, L., Jakobi, A., Cendron, L.

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.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 28.35 kDa 
• Atom Count: 2,049 
• Modelled Residue Count: 248 
• Deposited Residue Count: 250 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
LexA repressor	A, B	125	Pseudomonas aeruginosa	Mutation(s): 1  Gene Names: lexA, PA3007 EC: 3.4.21.88
UniProt
Find proteins for P37452 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore P37452  Go to UniProtKB:  P37452

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MES	F [auth A], G [auth B]	2-(N-MORPHOLINO)-ETHANESULFONIC ACID C6 H13 N O4 S SXGZJKUKBWWHRA-UHFFFAOYSA-N
EDO	C [auth A], E [auth A], I [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
CA	D [auth A], H [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.254 
• R-Value Work: 0.228 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.894	α = 90
b = 50.068	β = 90
c = 105.273	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-03-27 
Deposition Author(s): Vascon, F., De Felice, S., Chinellato, M., Maso, L., Cendron, L.

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Funding Organization	Location	Grant Number
Italian Ministry of Education	Italy	--

Revision History  

• Version 1.0: 2024-03-27
  Type: Initial release