3KSA Detailed structural insight into the DNA cleavage complex of type IIA topoisomerases (cleaved form) date
authors Laponogov, I., Pan, X.S., Veselkov, D.A., McAuley, K.E., Fisher, L.M., Sanderson, M.R.
compound source
symmetry
R_factor
R_Free 0.2181
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 3.30
ligand MG enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, B


D, C


Primary referenceStructural basis of gate-DNA breakage and resealing by type II topoisomerases., Laponogov I, Pan XS, Veselkov DA, McAuley KE, Fisher LM, Sanderson MR, PLoS One. 2010 Jun 28;5(6):e11338. PMID:20596531
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (487 Kb) [Save to disk]
  • Biological Unit Coordinates (3ksa.pdb1.gz) 474 Kb
  • LPC: Ligand-Protein Contacts for 3KSA
  • CSU: Contacts of Structural Units for 3KSA
  • Structure Factors (332 Kb)
  • Retrieve 3KSA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3KSA from S2C, [Save to disk]
  • Re-refined 3ksa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3KSA in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 3KSA
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 3KSA, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3ksa_F] [3ksa_D] [3ksa] [3ksa_E] [3ksa_B] [3ksa_H] [3ksa_A] [3ksa_G] [3ksa_C]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 3KSA: [TOP2c] [TOP4c ] by SMART
  • Other resources with information on 3KSA
  • Community annotation for 3KSA at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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