1STP Biotin Binding Protein date Mar 12, 1992
title Structural Origins Of High-Affinity Biotin Binding To Strept
authors P.C.Weber, F.R.Salemme
compound source
Molecule: Streptavidin Complex With Biotin
Chain: A
Engineered: Yes
Organism_scientific: Streptomyces Avidinii
Organism_taxid: 1895
symmetry Space Group: I 41 2 2
length a length b length c angle alpha angle beta angle gamma
99.400 99.400 125.800 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand BTN BindingDB enzyme
related structures by homologous chain: 1I9H, 1RXH

Primary referenceStructural origins of high-affinity biotin binding to streptavidin., Weber PC, Ohlendorf DH, Wendoloski JJ, Salemme FR, Science 1989 Jan 6;243(4887):85-8. PMID:2911722
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (25 Kb) [Save to disk]
  • Biological Unit Coordinates (1stp.pdb1.gz) 80 Kb
  • LPC: Ligand-Protein Contacts for 1STP
  • CSU: Contacts of Structural Units for 1STP
  • Likely Quarternary Molecular Structure file(s) for 1STP
  • Retrieve 1STP in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1STP from S2C, [Save to disk]
  • View 1STP 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 1STP
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1STP, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1stp__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1stp from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1stp] [1stp_A]
  • SWISS-PROT database: [P22629]
  • Domain organization of [SAV_STRAV] by SWISSPFAM
  • Other resources with information on 1STP
  • Community annotation for 1STP 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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