4Z94 Protein Binding Structural Protein date Apr 09, 2015
title Actin Complex With A Chimera Of Tropomodulin-1 And Leiomodin Binding Site 2
authors G.Rebowski, M.Boczkowska, R.Dominguez
compound source
Molecule: Actin, Alpha Skeletal Muscle
Chain: A
Synonym: Alpha-Actin-1
Organism_scientific: Oryctolagus Cuniculus
Organism_common: Rabbit
Organism_taxid: 9986

Molecule: Gelsolin, Tropomodulin-1, Leiomodin-1 Chimera
Chain: G
Fragment: Gelsolin Residues 12-136 (Unp), Linker,Tropomodul Residues 160-228 (Unp), Leiomodin-1 Actin-Binding Site 2 (U Residues 364-486);
Synonym: Agel, Actin-Depolymerizing Factor, Adf, Brevin,Ery Tropomodulin, E-Tmod,64 Kda Autoantigen 1d, 64 Kda Autoanti 64 Kda Autoantigen D1, Leiomodin, Muscle Form, Smooth Muscl Leiomodin, Sm-Lmod, Thyroid-Associated Ophthalmopathy Autoa
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Gsn, Tmod1, D9s57e, Tmod, Lmod1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1 21 1
R_factor 0.185 R_Free 0.243
length a length b length c angle alpha angle beta angle gamma
71.234 70.799 81.324 90.00 101.74 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand ATP, CA, HIC enzyme


Primary referenceHow Leiomodin and Tropomodulin use a common fold for different actin assembly functions., Boczkowska M, Rebowski G, Kremneva E, Lappalainen P, Dominguez R, Nat Commun. 2015 Sep 15;6:8314. doi: 10.1038/ncomms9314. PMID:26370058
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (335 Kb) [Save to disk]
  • Biological Unit Coordinates (4z94.pdb1.gz) 327 Kb
  • LPC: Ligand-Protein Contacts for 4Z94
  • CSU: Contacts of Structural Units for 4Z94
  • Structure Factors (680 Kb)
  • Retrieve 4Z94 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4Z94 from S2C, [Save to disk]
  • Re-refined 4z94 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4Z94 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 4Z94
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • Fold representative 4z94 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4z94] [4z94_G] [4z94_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 4Z94: [ACTIN] [GEL ] by SMART
  • Other resources with information on 4Z94
  • Community annotation for 4Z94 at PDBWiki (http://pdbwiki.org)

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