2BE6 Membrane Protein date Oct 23, 2005
title 2.0 A Crystal Structure Of The Cav1.2 Iq Domain-Cacam Compl
authors F.Van Petegem, F.C.Chatelain, D.L.Minor Jr.
compound source
Molecule: Calmodulin 2
Chain: A, B, C
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Calm2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pegst

Molecule: Voltage-Dependent L-Type Calcium Channel Alpha-1c
Chain: D, E, F
Fragment: Iq Domain, Residues 1659-1692
Synonym: Voltage-Gated Calcium Channel Alpha Subunit Cav1.2 Channel, L Type, Alpha-1 Polypeptide, Isoform 1, Cardiac Mu
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Cacna1c, Cach2, Cacn2, Cacnl1a1, Cchl1a1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pegst
symmetry Space Group: P 1 21 1
R_factor 0.202 R_Free 0.255
crystal
cell
length a length b length c angle alpha angle beta angle gamma
84.731 37.241 86.860 90.00 97.77 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand CA, NI enzyme
note 2BE6 is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A, C, B
  • positive regulation of ryano...

  • Primary referenceInsights into voltage-gated calcium channel regulation from the structure of the Ca(V)1.2 IQ domain-Ca(2+)/calmodulin complex., Van Petegem F, Chatelain FC, Minor DL, Nat Struct Mol Biol 2005 Dec;12(12):1108-1115. Epub 2005 Nov 20. PMID:16299511
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (94 Kb) [Save to disk]
  • Biological Unit Coordinates (2be6.pdb1.gz) 32 Kb
  • Biological Unit Coordinates (2be6.pdb2.gz) 27 Kb
  • Biological Unit Coordinates (2be6.pdb3.gz) 31 Kb
  • Biological Unit Coordinates (2be6.pdb4.gz) 55 Kb
  • LPC: Ligand-Protein Contacts for 2BE6
  • CSU: Contacts of Structural Units for 2BE6
  • Likely Quarternary Molecular Structure file(s) for 2BE6
  • Structure Factors (599 Kb)
  • Retrieve 2BE6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2BE6 from S2C, [Save to disk]
  • Re-refined 2be6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2BE6 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 2BE6
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2BE6, from MSDmotif at EBI
  • Fold representative 2be6 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2be6_B] [2be6_A] [2be6_F] [2be6] [2be6_D] [2be6_E] [2be6_C]
  • SWISS-PROT database: [Q13936] [P62158]
  • Belongs to the voltage-gated ion channel (vic) superfamily according to TCDB.
  • Belongs to the calmodulin calcium binding protein (calmodulin) family according to TCDB.
  • Domain organization of [CAC1C_HUMAN] [CALM_HUMAN] by SWISSPFAM
  • Domains found in 2BE6: [Ca_chan_IQ] [EFh ] by SMART
  • Other resources with information on 2BE6
  • Community annotation for 2BE6 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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