2GUF Transport Protein date Apr 29, 2006
title In Meso Crystal Structure Of The Cobalamin Transporter, Btub
authors M.Caffrey, V.Cherezov, E.Yamashita, W.A.Cramer
compound source
Molecule: Vitamin B12 Transporter Btub
Chain: A
Synonym: Cobalamin Receptor, Outer Membrane Cobalamin Trans
Engineered: Yes
 Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.189 R_Free 0.225
crystal
cell
length a length b length c angle alpha angle beta angle gamma
72.610 80.877 118.681 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.95 Å
ligand FMT, MPD, MPG enzyme
Gene
Ontology
ChainFunctionProcessComponent
A
  • vitamin transmembrane transp...


    • Primary referenceIn Meso Structure of the Cobalamin Transporter, BtuB, at 1.95 A Resolution., Cherezov V, Yamashita E, Liu W, Zhalnina M, Cramer WA, Caffrey M, J Mol Biol. 2006 Dec 8;364(4):716-34. Epub 2006 Sep 12. PMID:17028020
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (108 Kb) [Save to disk]
  • Biological Unit Coordinates (2guf.pdb1.gz) 100 Kb
  • LPC: Ligand-Protein Contacts for 2GUF
  • CSU: Contacts of Structural Units for 2GUF
  • Likely Quarternary Molecular Structure file(s) for 2GUF
  • Structure Factors (406 Kb)
  • Retrieve 2GUF in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2GUF from S2C, [Save to disk]
  • Re-refined 2guf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2GUF 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 2GUF
  • 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 2GUF, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2guf_A] [2guf]
  • SWISS-PROT database: [P06129]
  • Belongs to the outer membrane receptor (omr) family according to TCDB.
  • Domain organization of [BTUB_ECOLI] by SWISSPFAM
    • Other resources with information on 2GUF
  • Community annotation for 2GUF at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

    • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science