1QDV Signaling Protein date Jul 10, 1999
title N-Terminal Domain, Voltage-Gated Potassium Channel Kv1.2 Res 131
authors D.L.Minor Jr., Y.F.Lin, B.C.Mobley, M.Yu, Y.N.Jan, L.Y.Jan, J.M.B
compound source
Molecule: Kv1.2 Voltage-Gated Potassium Channel
Chain: A, B, C, D
Fragment: N-Terminal Domain, Residues 33-131
Engineered: Yes
 Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Organ: Brain
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet24b
symmetry Space Group: P 21 21 21
R_factor 0.238 R_Free 0.278
crystal
cell
length a length b length c angle alpha angle beta angle gamma
51.768 86.026 96.279 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.60 Å
related structures by homologous chain: 1DSX, 1EOE
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceThe polar T1 interface is linked to conformational changes that open the voltage-gated potassium channel., Minor DL, Lin YF, Mobley BC, Avelar A, Jan YN, Jan LY, Berger JM, Cell 2000 Sep 1;102(5):657-70. PMID:11007484
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (75 Kb) [Save to disk]
  • Biological Unit Coordinates (1qdv.pdb1.gz) 71 Kb
  • CSU: Contacts of Structural Units for 1QDV
  • Likely Quarternary Molecular Structure file(s) for 1QDV
  • Retrieve 1QDV in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QDV from S2C, [Save to disk]
    • View 1QDV 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 1QDV
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QDV, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qdva_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1qdvb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1qdvc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1qdvd_, region D [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qdv_B] [1qdv_C] [1qdv_D] [1qdv_A] [1qdv]
  • SWISS-PROT database: [P63142]
  • Domain organization of [KCNA2_RAT] by SWISSPFAM
  • Domain found in 1QDV: [BTB ] by SMART
    • Other resources with information on 1QDV
  • Community annotation for 1QDV 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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