2P1Q Mechanism of Auxin Perception by the TIR1 ubiquitin ligase date
authors Tan, X., Calderon-Villalobos, L.I.A., Sharon, M., Robinson, C.V., Estelle, M., Zheng, N.
compound source
R_Free 0.21333
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 1.91
ligand IAC, IHP enzyme
note 2P1Q (Molecule of the Month:pdb110)


  • SCF ubiquitin ligase complex...
  • Primary referenceMechanism of auxin perception by the TIR1 ubiquitin ligase., Tan X, Calderon-Villalobos LI, Sharon M, Zheng C, Robinson CV, Estelle M, Zheng N, Nature. 2007 Apr 5;446(7136):640-5. PMID:17410169
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (134 Kb) [Save to disk]
  • Biological Unit Coordinates (2p1q.pdb1.gz) 125 Kb
  • Biological Unit Coordinates (2p1q.pdb2.gz) 247 Kb
  • LPC: Ligand-Protein Contacts for 2P1Q
  • CSU: Contacts of Structural Units for 2P1Q
  • Likely Quarternary Molecular Structure file(s) for 2P1Q
  • Structure Factors (1137 Kb)
  • Retrieve 2P1Q in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2P1Q from S2C, [Save to disk]
  • Re-refined 2p1q structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2P1Q 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 2P1Q
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2P1Q, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2p1q] [2p1q_B] [2p1q_A] [2p1q_C]
  • SWISS-PROT database: [Q38825] [Q39255] [Q570C0]
  • Domain organization of [IAA7_ARATH] [SKP1A_ARATH] [TIR1_ARATH] by SWISSPFAM
  • Domains found in 2P1Q: [FBOX] [LRR] [Skp1 ] by SMART
  • Other resources with information on 2P1Q
  • Community annotation for 2P1Q 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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