4CN0 Cell Cycle date Jan 20, 2014
title An Intertwined Homodimer Of The Pdz Homology Domain Of Ahnak
authors H.Han, P.Kursula
compound source
Molecule: Protein Ahnak2
Chain: A, B
Fragment: Pdz Domain, Residues 108-203
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_variant: Rosetta
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Petm11
symmetry Space Group: P 31 2 1
R_factor 0.181 R_Free 0.206
length a length b length c angle alpha angle beta angle gamma
81.730 81.730 65.310 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.75 Å
ligand K, PG4 enzyme
Primary referencePeriaxin and AHNAK nucleoprotein 2 form intertwined homodimers through domain swapping., Han H, Kursula P, J Biol Chem. 2014 Mar 27. PMID:24675079
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (101 Kb) [Save to disk]
  • Biological Unit Coordinates (4cn0.pdb1.gz) 94 Kb
  • LPC: Ligand-Protein Contacts for 4CN0
  • CSU: Contacts of Structural Units for 4CN0
  • Structure Factors (230 Kb)
  • Retrieve 4CN0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4CN0 from S2C, [Save to disk]
  • Re-refined 4cn0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4CN0 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 4CN0
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 4CN0, from MSDmotif at EBI
  • Fold representative 4cn0 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4cn0_B] [4cn0] [4cn0_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4CN0: [PDZ ] by SMART
  • Other resources with information on 4CN0
  • Community annotation for 4CN0 at PDBWiki (http://pdbwiki.org)

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