1F6G Proton Transport, Membrane Protein date Jun 21, 2000
title Potassium Channel (Kcsa) Full-Length Fold
authors D.M.Cortes, E.Perozo
compound source
Molecule: Voltage-Gated Potassium Channel
Chain: A, B, C, D
Fragment: Full-Length Channel
Engineered: Yes
Mutation: Yes
 Organism_scientific: Streptomyces Lividans
Organism_taxid: 1916
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe32
methodSolution NMR
note 1F6G (Molecule of the Month:pdb38)
related structures by homologous chain: 1J95, 1JQ1
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B
  • voltage-gated potassium chan...


    • Primary referenceMolecular architecture of full-length KcsA: role of cytoplasmic domains in ion permeation and activation gating., Cortes DM, Cuello LG, Perozo E, J Gen Physiol 2001 Feb;117(2):165-80. PMID:11158168
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (103 Kb) [Save to disk]
  • Biological Unit Coordinates (1f6g.pdb1.gz) 13 Kb
  • CSU: Contacts of Structural Units for 1F6G
  • Retrieve 1F6G in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1F6G from S2C, [Save to disk]
    • View 1F6G 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 1F6G
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1F6G, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1f6ga_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1f6gb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1f6gc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1f6gd_, region D [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1f6g_C] [1f6g] [1f6g_D] [1f6g_B] [1f6g_A]
  • SWISS-PROT database: [P0A334]
  • Belongs to the voltage-gated ion channel (vic) superfamily according to TCDB.
  • Domain organization of [KCSA_STRLI] by SWISSPFAM
    • Other resources with information on 1F6G
  • Community annotation for 1F6G 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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