2KR2 Carbohydrate Binding Protein date Nov 30, 2009
title Xenopus Laevis Malectin Complexed With Maltose (Glcalpha1-4g
authors T.Schallus, K.Feher, C.Muhle-Goll
compound source
Molecule: Malectin-A
Chain: A
Fragment: Unp Residues 27-213
Engineered: Yes
Organism_scientific: Xenopus Laevis
Organism_common: Clawed Frog,Common Platanna,Platanna
Organism_taxid: 8355
Gene: Mlec, Mlec-A
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21
Expression_system_vector: Pet-24d
methodSolution NMR
ligand BGC, GLC enzyme
note 2KR2 is a representative structure

Primary referenceAnalysis of the specific interactions between the lectin domain of malectin and diglucosides., Schallus T, Feher K, Sternberg U, Rybin V, Muhle-Goll C, Glycobiology. 2010 Aug;20(8):1010-20. Epub 2010 Apr 26. PMID:20466650
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1102 Kb) [Save to disk]
  • Biological Unit Coordinates (2kr2.pdb1.gz) 56 Kb
  • LPC: Ligand-Protein Contacts for 2KR2
  • CSU: Contacts of Structural Units for 2KR2
  • Original NMR restraints for 2KR2 from PDB
  • Retrieve 2KR2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2KR2 from S2C, [Save to disk]
  • View 2KR2 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 2KR2
  • 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 2KR2, from MSDmotif at EBI
  • Fold representative 2kr2 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2kr2_A] [2kr2]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 2KR2
  • Community annotation for 2KR2 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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