2QVK Metal Binding Protein date Aug 08, 2007
title The Second Ca2+-Binding Domain Of The Na+-Ca2+ Exchanger Is For Regulation: Crystal Structures And Mutational Analysis
authors V.Chaptal, G.Mercado Besserer, J.Abramson, D.Cascio
compound source
Molecule: Sodiumcalcium Exchanger 1
Chain: A
Synonym: Cbd2; Na(+)Ca(2+)-Exchange Protein 1
Engineered: Yes
 Organism_scientific: Canis Lupus Familiaris
Organism_common: Dog
Organism_taxid: 9615
Strain: Familiaris
Gene: Slc8a1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet47
symmetry Space Group: P 21 21 2
R_factor 0.161 R_Free 0.192
crystal
cell
length a length b length c angle alpha angle beta angle gamma
82.336 76.491 22.538 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.45 Å
note 2QVK is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceThe second Ca2+-binding domain of the Na+ Ca2+exchanger is essential for regulation: Crystal structures and mutational analysis., Mercado Besserer G, Ottolia M, Nicoll DA, Chaptal V, Cascio D, Philipson KD, Abramson J, Proc Natl Acad Sci U S A. 2007 Oct 25;. PMID:17962412
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (48 Kb) [Save to disk]
  • Biological Unit Coordinates (2qvk.pdb1.gz) 43 Kb
  • Biological Unit Coordinates (2qvk.pdb2.gz) 85 Kb
  • CSU: Contacts of Structural Units for 2QVK
  • Likely Quarternary Molecular Structure file(s) for 2QVK
  • Structure Factors (285 Kb)
  • Retrieve 2QVK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QVK from S2C, [Save to disk]
  • Re-refined 2qvk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2QVK 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 2QVK
  • 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 2QVK, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qvk_A] [2qvk]
  • SWISS-PROT database: [P23685]
  • Domain organization of [NAC1_CANFA] by SWISSPFAM
  • Domain found in 2QVK: [Calx_beta ] by SMART
    • Other resources with information on 2QVK
  • Community annotation for 2QVK 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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