1U4G

Elastase of Pseudomonas aeruginosa with an inhibitor

• PDB DOI: https://doi.org/10.2210/pdb1U4G/pdb

• Classification: HYDROLASE
• Organism(s): Pseudomonas aeruginosa
• Mutation(s): No 


• Deposited: 2004-07-25 Released: 2004-08-24 
• Deposition Author(s): Bitto, E., McKay, D.B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 0.197 
• R-Value Work: 0.180 

Starting Model: experimental

Literature

Elastase of Pseudomonas aeruginosa with an inhibitor

Bitto, E., McKay, D.B.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 33.82 kDa 
• Atom Count: 2,570 
• Modelled Residue Count: 298 
• Deposited Residue Count: 301 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Elastase	A	301	Pseudomonas aeruginosa	Mutation(s): 0  EC: 3.4.24.26
UniProt
Find proteins for P14756 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore P14756  Go to UniProtKB:  P14756

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HPI	E [auth A]	N-(1-CARBOXY-3-PHENYLPROPYL)PHENYLALANYL-ALPHA-ASPARAGINE C23 H27 N3 O6 FOJUHLDAXGNCIP-FHWLQOOXSA-N
SO4	D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CA	C [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 0.197 
• R-Value Work: 0.180 
• Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 114.54	α = 90
b = 114.54	β = 90
c = 43.94	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
CNS	refinement
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-08-24 
Deposition Author(s): Bitto, E., McKay, D.B.

Revision History  

• Version 1.0: 2004-08-24
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2023-08-23
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-11-13
  Changes: Structure summary