Duality of the carbohydrate-recognition system of Pseudomonas aeruginosa-II lectin (PA-IIL)

  • Albert M. Wu*
  • , Yu Ping Gong
  • , Chia Chen Li
  • , Nechama Gilboa-Garber
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

12 Scopus citations

Abstract

The study of Pseudomonas aeruginosa-II lectin (PA-IIL) complexes with Man derivatives as a recognition factor has been neglected since its monomer is a very weak ligand. Here, the roles of Man oligomers and complexes in PA-IIL carbohydrate-recognition were studied by both enzyme-linked lectinosorbent and inhibition assays. From the results obtained, it is proposed that high density weak -OH conformation as seen in yeast mannan is also an important PA-IIL recognition factor. This finding provides a peculiar concept of the duality of PA-IIL recognition system for lFucα1→ and related complexes and for high density Manα1→ complexes present in polymannosylated target macromolecules.

Original languageEnglish
Pages (from-to)2371-2375
Number of pages5
JournalFEBS Letters
Volume584
Issue number11
DOIs
StatePublished - 06 2010

Keywords

  • Bacterial lectin
  • Carbohydrate-recognition
  • Glycoprotein
  • N-glycan
  • Pseudomonas aeruginosa
  • Yeast mannan

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