4DXS Structural Protein date Feb 28, 2012
title Human Sun2-Kash2 Complex
authors B.Sosa, T.U.Schwartz
compound source
Molecule: Sun Domain-Containing Protein 2
Chain: A
Fragment: Sun Domain (Unp Residues 522-717)
Synonym: Protein Unc-84 Homolog B, Rab5-Interacting Protein Sad1unc-84 Protein-Like 2;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Sun2, Frigg, Kiaa0668, Rab5ip, Unc84b
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Nesprin-2
Chain: B
Fragment: Unp Residues 6857-6885
Synonym: Nuclear Envelope Spectrin Repeat Protein 2, Nucleu Actin Connecting Element Protein, Protein Nuance, Synaptic Envelope Protein 2, Syne-2;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Syne2, Kiaa1011, Nua
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: H 3 2
R_factor 0.182 R_Free 0.241
length a length b length c angle alpha angle beta angle gamma
79.320 79.320 260.030 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.71 Å
ligand DMU, K enzyme


Primary referenceLINC Complexes Form by Binding of Three KASH Peptides to Domain Interfaces of Trimeric SUN Proteins., Sosa BA, Rothballer A, Kutay U, Schwartz TU, Cell. 2012 May 25;149(5):1035-47. PMID:22632968
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (43 Kb) [Save to disk]
  • Biological Unit Coordinates (4dxs.pdb1.gz) 111 Kb
  • LPC: Ligand-Protein Contacts for 4DXS
  • CSU: Contacts of Structural Units for 4DXS
  • Structure Factors (74 Kb)
  • Retrieve 4DXS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4DXS from S2C, [Save to disk]
  • Re-refined 4dxs structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4DXS 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 4DXS
  • 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 4DXS, from MSDmotif at EBI
  • Fold representative 4dxs from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4dxs_B] [4dxs_A] [4dxs]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4DXS: [KASH ] by SMART
  • Other resources with information on 4DXS
  • Community annotation for 4DXS at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014
    Bioinformatics Unit
    Weizmann Institute of Science