'Sulfo-click' for ligation as well as for site-specific conjugation with peptides, fluorophores, and metal chelators

Dirk T. S. Rijkers, Remco Merkx, Cheng-Bin Yim, Arwin J. Brouwer, Rob M. J. Liskamp

    Research output: Contribution to journalArticleAcademicpeer-review

    Abstract

    The 'sulfo-click' reaction, which is a chemoselective amidation reaction involving the reaction of an aminoethane sulfonyl azide with a thio acid, encompasses a new approach for ligation and conjugation. Detailed protocols are provided for decorating biologically active peptides or dendrimers with biophysical tags, fluorescent probes, metal chelators, and small peptides by using this reaction as a novel, metal-free 'sulfo-click' approach. Copyright © 2009 European Peptide Society and John Wiley & Sons, Ltd.
    Original languageEnglish
    Pages (from-to)1-5
    Number of pages5
    JournalJournal of Peptide Science
    Volume16
    Issue number1
    DOIs
    Publication statusPublished - 2010

    Keywords

    • 'sulfo-click'
    • Amidation reactions
    • Bioconjugation
    • Chemoselectivity
    • Thio acids/sulfonyl azides
    • tetraxetan
    • amide
    • aminoethanesulfonyl azide
    • azide
    • biotin derivative
    • biotin thioacid derivative
    • chelating agent
    • coumarin derivative
    • cysteine
    • dendrimer
    • ethylamine
    • fluorescent dye
    • lactoferrin
    • n acyl sulfonamide
    • peptide derivative
    • peptidyl sulfonamide
    • resin
    • sulfonamide
    • thioacetic acid
    • unclassified drug
    • addition reaction
    • amidation
    • article
    • chemical structure
    • conjugation
    • crystallization
    • human
    • priority journal
    • protein modification
    • sulfo click reaction
    • synthesis

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