2XBT Sugar Binding Protein date Apr 15, 2010
title Structure Of A Scaffoldin Carbohydrate-Binding Module Family The Cellulosome Of Bacteroides Cellulosolvens: Structural D And Implications For Carbohydrate Binding
authors O.Yaniv, L.J.W.Shimon, E.A.Bayer, R.Lamed, F.Frolow
compound source
Molecule: Cellulosomal Scaffoldin
Chain: A
Fragment: Residues 958-1115
Synonym: Scaffoldin Protein
Engineered: Yes
Organism_scientific: Bacteroides Cellulosolvens
Organism_taxid: 35825
Atcc: 35603
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_vector: Pet28a
Other_details: German Collection Of Microorganisms (Dsmz)
symmetry Space Group: I 41 2 2
R_factor 0.191 R_Free 0.242
crystal
cell
length a length b length c angle alpha angle beta angle gamma
83.193 83.193 96.139 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.83 Å
ligand NO3 enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceScaffoldin-borne family 3b carbohydrate-binding module from the cellulosome of Bacteroides cellulosolvens: structural diversity and significance of calcium for carbohydrate binding., Yaniv O, Shimon LJ, Bayer EA, Lamed R, Frolow F, Acta Crystallogr D Biol Crystallogr. 2011 Jun;67(Pt 6):506-15. Epub 2011 May 12. PMID:21636890
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (32 Kb) [Save to disk]
  • Biological Unit Coordinates (2xbt.pdb1.gz) 28 Kb
  • LPC: Ligand-Protein Contacts for 2XBT
  • CSU: Contacts of Structural Units for 2XBT
  • Structure Factors (79 Kb)
  • Retrieve 2XBT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XBT from S2C, [Save to disk]
  • Re-refined 2xbt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2XBT 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 2XBT
  • 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 2XBT, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xbt] [2xbt_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 2XBT: [CBM_3 ] by SMART
  • Other resources with information on 2XBT
  • Community annotation for 2XBT 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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