2DTW Sugar Binding Protein date Jul 18, 2006
title Crystal Structure Of Basic Winged Bean Lectin In Complex Wit Galactose
authors K.A.Kulkarni, S.Katiyar, A.Surolia, M.Vijayan, K.Suguna
compound source
Molecule: Basic Agglutinin
Chain: A, B, C, D
Synonym: Wba I
 Organism_scientific: Psophocarpus Tetragonolobus
Organism_common: Winged Bean
Organism_taxid: 3891
symmetry Space Group: P 21 21 2
R_factor 0.204 R_Free 0.243
crystal
cell
length a length b length c angle alpha angle beta angle gamma
157.431 91.061 73.383 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand 2GS, BMA, CA, FUC, FUL, MN, NAG, NDG enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceStructural basis for the carbohydrate-specificity of basic winged-bean lectin and its differential affinity for Gal and GalNAc., Kulkarni KA, Katiyar S, Surolia A, Vijayan M, Suguna K, Acta Crystallogr D Biol Crystallogr. 2006 Nov;62(Pt 11):1319-24. Epub 2006, Oct 18. PMID:17057334
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (167 Kb) [Save to disk]
  • Biological Unit Coordinates (2dtw.pdb1.gz) 82 Kb
  • Biological Unit Coordinates (2dtw.pdb2.gz) 81 Kb
  • LPC: Ligand-Protein Contacts for 2DTW
  • CSU: Contacts of Structural Units for 2DTW
  • Likely Quarternary Molecular Structure file(s) for 2DTW
  • Structure Factors (339 Kb)
  • Retrieve 2DTW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2DTW from S2C, [Save to disk]
  • Re-refined 2dtw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2DTW 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 2DTW
  • 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 2DTW, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2dtw_A] [2dtw_B] [2dtw] [2dtw_D] [2dtw_C]
  • SWISS-PROT database: [O24313]
  • Domain organization of [LEC1_PSOTE] by SWISSPFAM
    • Other resources with information on 2DTW
  • Community annotation for 2DTW 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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