2QW1 Transport Protein date Aug 09, 2007
title Glucosegalactose Binding Protein Bound To 3-O-Methyl D-Gluc
authors M.J.Borrok, L.L.Kiessling, K.T.Forest
compound source
Molecule: D-Galactose-Binding Periplasmic Protein
Chain: A
Synonym: Gbp, D-Galactose D-Glucose-Binding Protein, Ggbp
Engineered: Yes
 Organism_scientific: Escherichia Coli
Organism_taxid: 562
Strain: K12
Gene: Mglb
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Hb929
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pvb2
symmetry Space Group: P 21 21 21
R_factor 0.180 R_Free 0.204
crystal
cell
length a length b length c angle alpha angle beta angle gamma
56.930 74.660 110.070 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand 3MG, CA, NA enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceStructure-based design of a periplasmic binding protein antagonist that prevents domain closure., Borrok MJ, Zhu Y, Forest KT, Kiessling LL, ACS Chem Biol. 2009 Jun 19;4(6):447-56. PMID:19348466
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk]
  • Biological Unit Coordinates (2qw1.pdb1.gz) 54 Kb
  • LPC: Ligand-Protein Contacts for 2QW1
  • CSU: Contacts of Structural Units for 2QW1
  • Likely Quarternary Molecular Structure file(s) for 2QW1
  • Structure Factors (733 Kb)
  • Retrieve 2QW1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QW1 from S2C, [Save to disk]
  • Re-refined 2qw1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2QW1 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 2QW1
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2QW1, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qw1] [2qw1_A]
  • SWISS-PROT database: [P0AEE5]
  • Belongs to the atp-binding cassette (abc) superfamily according to TCDB.
  • Domain organization of [DGAL_ECOLI] by SWISSPFAM
    • Other resources with information on 2QW1
  • Community annotation for 2QW1 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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