2J1Q

Crystal structure of Trypanosoma cruzi arginine kinase

• PDB DOI: https://doi.org/10.2210/pdb2J1Q/pdb

• Classification: TRANSFERASE
• Organism(s): Trypanosoma cruzi
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2006-08-15 Released: 2007-07-24 
• Deposition Author(s): Fernandez, P., Haouz, A., Pereira, C.A., Aguilar, C., Alzari, P.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.218 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 

Literature

The Crystal Structure of Trypanosoma Cruzi Arginine Kinase.

Fernandez, P., Haouz, A., Pereira, C.A., Aguilar, C., Alzari, P.M.

(2007) Proteins 69: 209

• PubMed: 17623863 
• DOI: https://doi.org/10.1002/prot.21557
• Primary Citation of Related Structures:  
  2J1Q

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Organizational Affiliation: 

Unité de Biochimie Structurale, Institut Pasteur, 25 rue du Docteur Roux, 75724 Paris, France.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 40.25 kDa 
• Atom Count: 2,839 
• Modelled Residue Count: 339 
• Deposited Residue Count: 357 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ARGININE KINASE	A	357	Trypanosoma cruzi	Mutation(s): 0  EC: 2.7.3.3
UniProt
Find proteins for O96507 (Trypanosoma cruzi) Explore O96507  Go to UniProtKB:  O96507

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	B [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.218 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.697	α = 90
b = 86.697	β = 90
c = 138.823	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-07-24 
Deposition Author(s): Fernandez, P., Haouz, A., Pereira, C.A., Aguilar, C., Alzari, P.M.

Revision History  

• Version 1.0: 2007-07-24
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2023-12-13
  Changes: Data collection, Database references, Other, Refinement description