4PKH Contractile Protein Actin-Binding Protei date May 14, 2014
title Complex Of Adp-Actin With The N-Terminal Actin-Binding Domai Tropomodulin
authors J.N.Rao, R.Dominguez
compound source
Molecule: Actin, Alpha Skeletal Muscle
Chain: A, D, F, I
Synonym: Alpha-Actin-1
Organism_scientific: Oryctolagus Cuniculus
Organism_common: Rabbit
Organism_taxid: 9986
Tissue: Skeletal Muscle

Molecule: Gelsolin,Tropomodulin-1 Chimera
Chain: B, E, G, J
Fragment: Gelsolin (Unp Residues 12-136), Ggsggsggs Linker, Actin-Binding Site 1 (Unp Residues 50-101);
Synonym: Agel,Actin-Depolymerizing Factor,Adf,Brevin,Erythr Tropomodulin,E-Tmod;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Gsn, Tmod1, D9s57e, Tmod
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Ptyb11
symmetry Space Group: P 1 21 1
R_factor 0.274 R_Free 0.326
length a length b length c angle alpha angle beta angle gamma
69.222 135.136 140.549 90.00 94.41 90.00
method X-Ray Diffractionresolution 2.15 Å
ligand ADP, CA enzyme
F, A, D, I

J, G, E, B

Primary referenceActin cytoskeleton. Mechanism of actin filament pointed-end capping by tropomodulin., Rao JN, Madasu Y, Dominguez R, Science. 2014 Jul 25;345(6195):463-7. doi: 10.1126/science.1256159. PMID:25061212
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1013 Kb) [Save to disk]
  • Biological Unit Coordinates (4pkh.pdb1.gz) 266 Kb
  • Biological Unit Coordinates (4pkh.pdb2.gz) 244 Kb
  • Biological Unit Coordinates (4pkh.pdb3.gz) 258 Kb
  • Biological Unit Coordinates (4pkh.pdb4.gz) 248 Kb
  • LPC: Ligand-Protein Contacts for 4PKH
  • CSU: Contacts of Structural Units for 4PKH
  • Structure Factors (2115 Kb)
  • Retrieve 4PKH in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4PKH from S2C, [Save to disk]
  • Re-refined 4pkh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4PKH 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 4PKH
  • 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 4pkh from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4pkh_I] [4pkh_B] [4pkh_A] [4pkh_F] [4pkh] [4pkh_J] [4pkh_G] [4pkh_D] [4pkh_E]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 4PKH: [ACTIN] [GEL ] by SMART
  • Other resources with information on 4PKH
  • Community annotation for 4PKH at PDBWiki (http://pdbwiki.org)

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