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
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
  • Alignments of the sequence of 4DX2 with the sequences similar proteins can be viewed for 4DX2's classification at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification at ProtoMap. Click on the Cluster number.
  • 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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