4DX2 Transport Protein date Feb 27, 2012
title Crystal Structure Of The Human Trpv4 Ankyrin Repeat Domain
authors H.Inada, R.Gaudet
compound source
Molecule: Transient Receptor Potential Cation Channel Subfa Member 4;
Chain: A, B
Fragment: N-Terminal Domain (Unp Residues 149-397)
Synonym: Trpv4, Osm-9-Like Trp Channel 4, Otrpc4, Transient Potential Protein 12, Trp12, Vanilloid Receptor-Like Channe Vanilloid Receptor-Like Protein 2, Vrl-2, Vanilloid Recepto Osmotically-Activated Channel, Vr-Oac;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Trpv4, Vrl2, Vroac
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
symmetry Space Group: P 32 2 1
R_factor 0.177 R_Free 0.220
length a length b length c angle alpha angle beta angle gamma
147.890 147.890 93.901 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.95 Å
ligand ATP, BGC, GOL enzyme
A, B

Primary referenceStructural and biochemical consequences of disease-causing mutations in the ankyrin repeat domain of the human TRPV4 channel., Inada H, Procko E, Sotomayor M, Gaudet R, Biochemistry. 2012 Jun 15. PMID:22702953
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (183 Kb) [Save to disk]
  • Biological Unit Coordinates (4dx2.pdb1.gz) 87 Kb
  • Biological Unit Coordinates (4dx2.pdb2.gz) 86 Kb
  • LPC: Ligand-Protein Contacts for 4DX2
  • CSU: Contacts of Structural Units for 4DX2
  • Structure Factors (362 Kb)
  • Retrieve 4DX2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4DX2 from S2C, [Save to disk]
  • Re-refined 4dx2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4DX2 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 4DX2
  • 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 4DX2, from MSDmotif at EBI
  • Fold representative 4dx2 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4dx2] [4dx2_A] [4dx2_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4DX2: [ANK ] by SMART
  • Other resources with information on 4DX2
  • Community annotation for 4DX2 at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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