2QQQ Immune System date Jul 26, 2007
title Crystal Structure Of Novel Immune-Type Receptor 11 Extracell Fragment From Ictalurus Punctatus
authors D.A.Ostrov, J.A.Hernandez Prada, R.N.Haire, J.P.Cannon, A.T.Magi K.M.Bailey, G.W.Litman
compound source
Molecule: Novel Immune-Type Receptor 11
Chain: A, B, C, D
Fragment: Extracellular Domain
 Organism_scientific: Ictalurus Punctatus
Organism_common: Channel Catfish
symmetry Space Group: P 21 21 21
R_factor 0.202 R_Free 0.259
crystal
cell
length a length b length c angle alpha angle beta angle gamma
63.446 68.570 99.129 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.98 Å
Primary referenceA bony fish immunological receptor of the NITR multigene family mediates allogeneic recognition., Cannon JP, Haire RN, Magis AT, Eason DD, Winfrey KN, Hernandez Prada JA, Bailey KM, Jakoncic J, Litman GW, Ostrov DA, Immunity. 2008 Aug 15;29(2):228-37. Epub 2008 Jul 31. PMID:18674935
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (88 Kb) [Save to disk]
  • Biological Unit Coordinates (2qqq.pdb1.gz) 43 Kb
  • Biological Unit Coordinates (2qqq.pdb2.gz) 43 Kb
  • CSU: Contacts of Structural Units for 2QQQ
  • Likely Quarternary Molecular Structure file(s) for 2QQQ
  • Structure Factors (219 Kb)
  • Retrieve 2QQQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QQQ from S2C, [Save to disk]
  • Re-refined 2qqq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2QQQ 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 2QQQ
  • 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 2QQQ, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qqq_B] [2qqq_A] [2qqq_D] [2qqq] [2qqq_C]
  • SWISS-PROT database: [Q8UWK4]
  • Domain organization of [Q8UWK4_ICTPU] by SWISSPFAM
  • Domain found in 2QQQ: [IG ] by SMART
    • Other resources with information on 2QQQ
  • Community annotation for 2QQQ 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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