5ER7 Calcium Binding Protein date Nov 13, 2015
title Connexin-26 Bound To Calcium
authors M.D.Purdy, B.C.Bennett, K.A.Baker, M.J.Yeager
compound source
Molecule: Gap Junction Beta-2 Protein
Chain: B, A
Fragment: Full Length Protein
Synonym: Connexin-26,Cx26
Engineered: Yes
Mutation: Yes
Other_details: Due To A Lack Of Electron Density, We Could Residues 1-18, 96-133, And 217-226 In Chain A And Residues 133, And 214-226 In Chain B.
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Gjb2
Expression_system: Spodoptera Frugiperda
Expression_system_taxid: 7108
Expression_system_strain: Sf9
Expression_system_vector_type: Baculovirus
Expression_system_plasmid: Pvl1393
symmetry Space Group: H 3 2
R_factor 0.279 R_Free 0.318
crystal
cell
length a length b length c angle alpha angle beta angle gamma
156.092 156.092 160.077 90.00 90.00 120.00
method X-Ray Diffractionresolution 3.29 Å
ligand CA enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • gap junction channel activit...


    • Primary referenceAn electrostatic mechanism for Ca(2+)-mediated regulation of gap junction channels., Bennett BC, Purdy MD, Baker KA, Acharya C, McIntire WE, Stevens RC, Zhang Q, Harris AL, Abagyan R, Yeager M, Nat Commun. 2016 Jan 12;7:8770. doi: 10.1038/ncomms9770. PMID:26753910
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (105 Kb) [Save to disk]
  • Biological Unit Coordinates (5er7.pdb1.gz) 591 Kb
  • LPC: Ligand-Protein Contacts for 5ER7
  • CSU: Contacts of Structural Units for 5ER7
  • Structure Factors (226 Kb)
  • Retrieve 5ER7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5ER7 from S2C, [Save to disk]
  • Re-refined 5er7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 5ER7 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 5ER7
  • 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
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [5er7_B] [5er7_A] [5er7]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 5ER7: [CNX] [Connexin_CCC ] by SMART
    • Other resources with information on 5ER7
  • Community annotation for 5ER7 at PDBWiki (http://pdbwiki.org)

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