2IWV Ion Channel date Jul 04, 2006
title Structure Of The Monomeric Outer Membrane Porin Ompg In The Open And Closed Conformation
authors O.Yildiz, K.R.Vinothkumar, P.Goswami, W.Kuehlbrandt
compound source
Molecule: Outer Membrane Protein G
Chain: A, B, C, D
Fragment: Transmembrane Beta-Barrel, Residues 22-301
Synonym: Ompg
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 83333
Strain: K12
Atcc: 10798
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector: Pet26b
symmetry Space Group: P 1
R_factor 0.224 R_Free 0.269
crystal
cell
length a length b length c angle alpha angle beta angle gamma
70.600 77.000 103.900 79.30 73.40 74.30
method X-Ray Diffractionresolution 2.3 Å
ligand CA, LDA, TAM enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B
  • oligosaccharide transporting...
  • maltose transporting porin a...


  • Primary referenceStructure of the monomeric outer-membrane porin OmpG in the open and closed conformation., Yildiz O, Vinothkumar KR, Goswami P, Kuhlbrandt W, EMBO J. 2006 Aug 9;25(15):3702-13. Epub 2006 Aug 3. PMID:16888630
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (521 Kb) [Save to disk]
  • Biological Unit Coordinates (2iwv.pdb1.gz) 130 Kb
  • Biological Unit Coordinates (2iwv.pdb2.gz) 134 Kb
  • Biological Unit Coordinates (2iwv.pdb3.gz) 131 Kb
  • Biological Unit Coordinates (2iwv.pdb4.gz) 121 Kb
  • LPC: Ligand-Protein Contacts for 2IWV
  • CSU: Contacts of Structural Units for 2IWV
  • Likely Quarternary Molecular Structure file(s) for 2IWV
  • Retrieve 2IWV in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IWV from S2C, [Save to disk]
  • View 2IWV 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 2IWV
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2IWV, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2iwv_B] [2iwv_D] [2iwv_C] [2iwv_A] [2iwv]
  • SWISS-PROT database: [P76045]
  • Belongs to the ompg porin (ompg) family according to TCDB.
  • Domain organization of [OMPG_ECOLI] by SWISSPFAM
  • Other resources with information on 2IWV
  • Community annotation for 2IWV 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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