1K2L STRUCTURAL CHARACTERIZATION OF BISINTERCALATION IN HIGHER-ORDER DNA AT A JUNCTION-LIKE QUADRUPLEX date
authors Teixeira, S.C.M., Thorpe, J.H., Todd, A.K., Powell, H.R., Adams, A., Wakelin, L.P.G., Denny, W.A., Cardin, C.J.
compound source
symmetry
R_factor
R_Free 0.3091
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.40
ligand BDC, CO enzyme
Primary referenceStructural characterisation of bisintercalation in higher-order DNA at a junction-like quadruplex., Teixeira SC, Thorpe JH, Todd AK, Powell HR, Adams A, Wakelin LP, Denny WA, Cardin CJ, J Mol Biol 2002 Oct 18;323(2):167-71. PMID:12381312
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (10 Kb) [Save to disk]
  • Biological Unit Coordinates (1k2l.pdb1.gz) 5 Kb
  • LPC: Ligand-Protein Contacts for 1K2L
  • CSU: Contacts of Structural Units for 1K2L
  • Likely Quarternary Molecular Structure file(s) for 1K2L
  • Structure Factors (22 Kb)
  • Retrieve 1K2L in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1K2L from S2C, [Save to disk]
  • Re-refined 1k2l structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1K2L 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 1K2L
  • 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 1K2L, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1k2l] [1k2l_B] [1k2l_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
    • Other resources with information on 1K2L
  • Community annotation for 1K2L at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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