1I9H Unknown Function date Mar 20, 2001
title Core Streptavidin-Bna Complex
authors O.Livnah, T.Huberman, M.Wilchek, E.A.Bayer, Y.Eisenberg-Domovich
compound source
Molecule: Streptavidin
Chain: A, B
Fragment: Residues 25-163
Engineered: Yes
 Organism_scientific: Streptomyces Avidinii
Organism_taxid: 1895
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: I 2 2 2
R_factor 0.177 R_Free 0.250
crystal
cell
length a length b length c angle alpha angle beta angle gamma
47.121 95.160 105.304 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand BNI enzyme
related structures by homologous chain: 1SLD, 1STP
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceChicken avidin exhibits pseudo-catalytic properties. Biochemical, structural, and electrostatic consequences., Huberman T, Eisenberg-Domovich Y, Gitlin G, Kulik T, Bayer EA, Wilchek M, Livnah O, J Biol Chem 2001 Aug 24;276(34):32031-9. PMID:11395489
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (44 Kb) [Save to disk]
  • Biological Unit Coordinates (1i9h.pdb1.gz) 78 Kb
  • LPC: Ligand-Protein Contacts for 1I9H
  • CSU: Contacts of Structural Units for 1I9H
  • Likely Quarternary Molecular Structure file(s) for 1I9H
  • Retrieve 1I9H in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1I9H from S2C, [Save to disk]
    • View 1I9H 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 1I9H
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1I9H, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i9ha_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1i9hb_, 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: [1i9h] [1i9h_A] [1i9h_B]
  • SWISS-PROT database: [P22629]
  • Domain organization of [SAV_STRAV] by SWISSPFAM
    • Other resources with information on 1I9H
  • Community annotation for 1I9H 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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