3BXK Membrane Protein, Signaling Protein date Jan 14, 2008
title Crystal Structure Of The Pq-Type Calcium Channel (Cav2.1) I And Ca2+Calmodulin Complex
authors M.X.Mori, C.W.Vander Kooi, D.J.Leahy, D.T.Yue
compound source
Molecule: Calmodulin
Chain: A, C
Synonym: Cam
Engineered: Yes
 Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Gene: Calm1, Calm, Cam, Cam1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet24b

Molecule: Voltage-Dependent Pq-Type Calcium Channel Subuni Peptide;
Chain: B, D
Engineered: Yes
Synthetic: Yes
Other_details: The Peptide Was Chemically Synthesized. This Occurs Naturally In Humans
symmetry Space Group: C 1 2 1
R_factor 0.213 R_Free 0.267
crystal
cell
length a length b length c angle alpha angle beta angle gamma
80.655 80.431 63.837 90.00 97.56 90.00
method X-Ray Diffractionresolution 2.55 Å
ligand CA, SO4 enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, C
  • ion channel binding
  • establishment of protein loc...

    • Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk]
  • Biological Unit Coordinates (3bxk.pdb1.gz) 27 Kb
  • Biological Unit Coordinates (3bxk.pdb2.gz) 28 Kb
  • LPC: Ligand-Protein Contacts for 3BXK
  • CSU: Contacts of Structural Units for 3BXK
  • Likely Quarternary Molecular Structure file(s) for 3BXK
  • Structure Factors (197 Kb)
  • Retrieve 3BXK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3BXK from S2C, [Save to disk]
  • Re-refined 3bxk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 3BXK 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 3BXK
  • 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 3BXK, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3bxk_C] [3bxk_B] [3bxk_D] [3bxk_A] [3bxk]
  • SWISS-PROT database: [O00555] [P62161]
  • Belongs to the voltage-gated ion channel (vic) superfamily according to TCDB.
  • Domain organization of [CAC1A_HUMAN] [CALM_RAT] by SWISSPFAM
  • Domain found in 3BXK: [EFh ] by SMART
    • Other resources with information on 3BXK
  • Community annotation for 3BXK 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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