2IWE

Structure of a cavity mutant (H117G) of Pseudomonas aeruginosa azurin

• PDB DOI: https://doi.org/10.2210/pdb2IWE/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Pseudomonas aeruginosa
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-06-29 Released: 2007-06-12 
• Deposition Author(s): De Jongh, T.E., Van Roon, A.M.M., Prudencio, M., Ubbink, M., Canters, G.W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.83 Å
• R-Value Free: 0.233 
• R-Value Work: 0.192 
• R-Value Observed: 0.194 

Literature

Click-Chemistry with an Active Site Variant of Azurin

De Jongh, T.E., Van Roon, A.M.M., Prudencio, M., Ubbink, M., Canters, G.W.

(2006) Eur J Inorg Chem 2006: 3861

• DOI: https://doi.org/10.1002/EJIC.200600574

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 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 56.22 kDa 
• Atom Count: 3,946 
• Modelled Residue Count: 512 
• Deposited Residue Count: 512 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AZURIN	A, B [auth D], C [auth G], D [auth J]	128	Pseudomonas aeruginosa	Mutation(s): 1
UniProt
Find proteins for P00282 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore P00282  Go to UniProtKB:  P00282

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
2IH	F [auth A], H [auth D]	1,1'-HEXANE-1,6-DIYLBIS(1H-IMIDAZOLE) C12 H18 N4 CHRPUSCNMSNSKL-UHFFFAOYSA-N
ZN	E [auth A], G [auth D], I [auth G], J	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.83 Å
• R-Value Free: 0.233 
• R-Value Work: 0.192 
• R-Value Observed: 0.194 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.664	α = 109.25
b = 49.718	β = 94.96
c = 66.065	γ = 99.24

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-06-12 
Deposition Author(s): De Jongh, T.E., Van Roon, A.M.M., Prudencio, M., Ubbink, M., Canters, G.W.

Revision History  

• Version 1.0: 2007-06-12
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2011-09-28
  Changes: Atomic model, Database references, Derived calculations, Non-polymer description
• Version 1.3: 2018-05-30
  Changes: Data collection
• Version 1.4: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description