1APB Binding Proteins date Nov 15, 1991
title A Pro To Gly Mutation In The Hinge Of The Arabinose-Binding Enhances Binding And Alters Specificity: Sugar-Binding And Crystallographic Studies
authors P.S.Vermersch, J.J.G.Tesmer, F.A.Quiocho
compound source
Molecule: L-Arabinose-Binding Protein
Chain: A
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
symmetry Space Group: P 21 21 21
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
55.460 71.820 77.840 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.76 Å
ligand FCA, FCB enzyme
related structures by homologous chain: 1BAP, 5ABP
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceA Pro to Gly mutation in the hinge of the arabinose-binding protein enhances binding and alters specificity. Sugar-binding and crystallographic studies., Vermersch PS, Tesmer JJ, Lemon DD, Quiocho FA, J Biol Chem 1990 Sep 25;265(27):16592-603. PMID:2204627
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk]
  • Biological Unit Coordinates (1apb.pdb1.gz) 51 Kb
  • LPC: Ligand-Protein Contacts for 1APB
  • CSU: Contacts of Structural Units for 1APB
  • Likely Quarternary Molecular Structure file(s) for 1APB
  • Retrieve 1APB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1APB from S2C, [Save to disk]
  • View 1APB 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 1APB
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1APB, from MSDmotif at EBI
  • Genome occurence of 1APB's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1apb__, region [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: [1apb_A] [1apb]
  • SWISS-PROT database: [P02924]
  • Belongs to the atp-binding cassette (abc) superfamily according to TCDB.
  • Domain organization of [ARAF_ECOLI] by SWISSPFAM
  • Other resources with information on 1APB
  • Community annotation for 1APB 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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