6CA8

Crystal structure of Plasmodium falciparum topoisomerase II DNA-binding, cleavage and re-ligation domain

• PDB DOI: https://doi.org/10.2210/pdb6CA8/pdb

• Classification: ISOMERASE
• Organism(s): Plasmodium falciparum
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2018-01-29 Released: 2019-02-06 
• Deposition Author(s): Kumar, S., Kandavelu, P., Rathod, P.K.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.33 Å
• R-Value Free: 0.223 
• R-Value Work: 0.188 
• R-Value Observed: 0.189 

Literature

Crystal structure of Plasmodium falciparum topoisomerase II DNA-binding, cleavage and re-ligation domain

Kumar, S., Kandavelu, P., Rathod, P.K.

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: gel filtration

Macromolecule Content

• Total Structure Weight: 87.85 kDa 
• Atom Count: 6,462 
• Modelled Residue Count: 731 
• Deposited Residue Count: 751 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA topoisomerase 2	A	751	Plasmodium falciparum	Mutation(s): 0  Gene Names: TopoII EC: 5.99.1.3 (PDB Primary Data), 5.6.2.2 (UniProt)
UniProt
Find proteins for Q7Z2D0 (Plasmodium falciparum) Explore Q7Z2D0  Go to UniProtKB:  Q7Z2D0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.33 Å
• R-Value Free: 0.223 
• R-Value Work: 0.188 
• R-Value Observed: 0.189 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 83.034	α = 90
b = 104.482	β = 90
c = 114.523	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-02-06 
Deposition Author(s): Kumar, S., Kandavelu, P., Rathod, P.K.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	AI 093380

Revision History  

• Version 1.0: 2019-02-06
  Type: Initial release
  
• Version 1.1: 2019-02-20
  Changes: Author supporting evidence, Data collection
• Version 1.2: 2019-12-18
  Changes: Author supporting evidence
• Version 1.3: 2024-03-13
  Changes: Data collection, Database references