2WQR Immune System date Aug 26, 2009
title The High Resolution Crystal Structure Of Ige Fc
authors B.Dhaliwal, B.J.Sutton, A.J.Beavil
compound source
Molecule: Ig Epsilon Chain C Region
Chain: A, B
Fragment: Fc Fragment, Residues 105-427
Synonym: Immunoglobulin E, Ige Fc
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Mus Musculus
Expression_system_taxid: 10090
Expression_system_cell_line: Mouse Myeloma Ns0
Expression_system_plasmid: Pee6
symmetry Space Group: P 21 21 2
R_factor 0.193 R_Free 0.234
length a length b length c angle alpha angle beta angle gamma
130.502 75.282 79.144 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand BMA, GOL, MAN, NAG, PG4, SO4, TRS enzyme
note 2WQR is a representative structure
Primary referenceConformational changes in IgE contribute to its uniquely slow dissociation rate from receptor FcvarepsilonRI., Holdom MD, Davies AM, Nettleship JE, Bagby SC, Dhaliwal B, Girardi E, Hunt J, Gould HJ, Beavil AJ, McDonnell JM, Owens RJ, Sutton BJ, Nat Struct Mol Biol. 2011 May;18(5):571-6. Epub 2011 Apr 24. PMID:21516097
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (233 Kb) [Save to disk]
  • Biological Unit Coordinates (2wqr.pdb1.gz) 224 Kb
  • LPC: Ligand-Protein Contacts for 2WQR
  • CSU: Contacts of Structural Units for 2WQR
  • Structure Factors (464 Kb)
  • Retrieve 2WQR in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2WQR from S2C, [Save to disk]
  • Re-refined 2wqr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2WQR 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 2WQR
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2WQR, from MSDmotif at EBI
  • Fold representative 2wqr from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2wqr] [2wqr_A] [2wqr_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 2WQR: [IGc1 ] by SMART
  • Other resources with information on 2WQR
  • Community annotation for 2WQR 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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