3EB4 Transport Protein, Oxidoreductase date Aug 26, 2008
title Voltage-Dependent K+ Channel Beta Subunit (I211r) In Complex Cortisone
authors Y.Pan, J.Weng, V.Kabaleeswaran, H.Li, Y.Cao, R.C.Bhosle, M.Zhou
compound source
Molecule: Voltage-Gated Potassium Channel Subunit Beta-2
Chain: A
Fragment: Cytoplasmic Kvbeta Subunit
Synonym: K(+) Channel Subunit Beta-2, Kv-Beta-2
Engineered: Yes
Mutation: Yes
Organism_scientific: Rattus Norvegicus
Organism_common: Brown Rat,Rat,Rats
Organism_taxid: 10116
Gene: Kcnab2, Ckbeta2, Kcnb3
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet31
symmetry Space Group: I 4 2 2
R_factor 0.223 R_Free 0.256
crystal
cell
length a length b length c angle alpha angle beta angle gamma
113.260 113.260 147.266 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand NDP, PDN enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCortisone dissociates the Shaker family K+ channels from their beta subunits., Pan Y, Weng J, Kabaleeswaran V, Li H, Cao Y, Bhosle RC, Zhou M, Nat Chem Biol. 2008 Nov;4(11):708-14. Epub 2008 Sep 21. PMID:18806782
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (61 Kb) [Save to disk]
  • Biological Unit Coordinates (3eb4.pdb1.gz) 219 Kb
  • LPC: Ligand-Protein Contacts for 3EB4
  • CSU: Contacts of Structural Units for 3EB4
  • Likely Quarternary Molecular Structure file(s) for 3EB4
  • Structure Factors (280 Kb)
  • Retrieve 3EB4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3EB4 from S2C, [Save to disk]
  • Re-refined 3eb4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3EB4 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 3EB4
  • 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
  • 3D motif for 3EB4, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3eb4] [3eb4_A]
  • SWISS-PROT database: [P62483]
  • Domain organization of [KCAB2_RAT] by SWISSPFAM
  • Other resources with information on 3EB4
  • Community annotation for 3EB4 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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