2AVI Biotin Binding Protein date Apr 23, 1993
title Three-Dimensional Structures Of Avidin And The Avidin-Biotin
authors O.Livnah, J.Sussman
compound source
Molecule: Avidin
Chain: A, B
Engineered: Yes
Organism_scientific: Gallus Gallus
Organism_common: Chicken
Organism_taxid: 9031
symmetry Space Group: P 21 21 2
R_factor 0.151 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
72.150 80.370 43.540 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.00 Å
ligand BTN, NAG enzyme
related structures by homologous chain: 1LEL
A, B

Primary referenceThree-dimensional structures of avidin and the avidin-biotin complex., Livnah O, Bayer EA, Wilchek M, Sussman JL, Proc Natl Acad Sci U S A 1993 Jun 1;90(11):5076-80. PMID:8506353
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk]
  • Biological Unit Coordinates (2avi.pdb1.gz) 79 Kb
  • LPC: Ligand-Protein Contacts for 2AVI
  • CSU: Contacts of Structural Units for 2AVI
  • Likely Quarternary Molecular Structure file(s) for 2AVI
  • Retrieve 2AVI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2AVI from S2C, [Save to disk]
  • View 2AVI 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 2AVI
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2AVI, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2avia_, region A [Jmol] [rasmolscript] [script source]
        - Domain d2avib_, region B [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2avi_B] [2avi] [2avi_A]
  • SWISS-PROT database: [P02701]
  • Domain organization of [AVID_CHICK] by SWISSPFAM
  • Other resources with information on 2AVI
  • Community annotation for 2AVI 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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