Integrin

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Revision as of 14:39, 27 November 2014 by Michal Harel (talk | contribs)
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<StructureSection load='1zoo' size='400' side='right' caption='Structure of human integrein CD11a I domain dimer complex with Mg+2 (light green) and Cl- (dark green) ions (PDB entry 1zoo)' scene=>

Integrins (IG) are receptors which mediate the attachment between cells or to extracellular matrix. They are involved in cellular signaling and cell cycle. IGs contain α and β chain. IG subunits span the cell membrane. Both subunits bind divalent cations some of which bind the ligands which interact with IG. Some IGs contain an insertion domain named I domain.

3D structures of integrin3D structures of integrin

Updated on 27-November-2014

    • 4irz - hIG + antibody
  • IG α-4 (CD49d) β-7
    • 3v4p - hIG headpiece (mutant) + antibody + Mg
    • 3v4v - hIG headpiece (mutant) + antibody + inhibitor + Mg
  • IG α-5 (CD49e) β-1 (CD29)
    • 3vi3 - hIG headpiece + antibody + Mg
    • 3vi4 - hIG headpiece + antibody + peptide + Mg
  • IG α-5 (CD49e) β-3 (CD61)
    • 3ije – hIG + Ca
    • 1m1x - hIG extracellular domain + Mn
    • 1u8c – hIG psi domain + Ca
    • 1jv2 - hIG I domain + platelet membrane glycoprotein IIIA + Ca
    • 1l5g - hIG I domain + tripeptide + Mn
  • IG α-M
  • IG α-X
    • 2luv – hIG cytoplasmic domain – NMR
  • IG α-X β-2 (CD18)
  • IG α-V β-3
  • IG β-1D
    • 3g9w – hIG cytoplasmic tail + talin 2 F2-F3 domain
  • IG β-2 (CD18)
    • 2p26, 2p28 – hIG phe2 + phe3 domains
    • 1yuk – hIG chain A PSI domain + chain B I-EGF domain
  • IG β-3 (CD61)
    • 1s4x, 2kv9, 2ljd, 2lje, 2ljf – hIG cytoplasmic domain – NMR
    • 2rmz, 2rn0 – hIG transmembrane domain – NMR
    • 2l91 - hIG transmembrane domain (mutant) – NMR
    • 2l1c – hIG cytoplasmic tail + SHC
  • IG β-4 (CD104)
    • 2f7q, 3f7r, 1qg3, 3f7q - hIG fibronectin type III domain
    • 2yrz – hIG fibronectin type III domain – NMR
    • 3f7p - hIG fibronectin type III domain + plectin-1 + Ca
    • 3fq4, 3fso, 3h6a – hIG Calx-β domain

Proteopedia Page Contributors and Editors (what is this?)Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Alexander Berchansky