Bromopyridazinedione-mediated protein and peptide bioconjugation† †Electronic supplementary information (ESI) available: Full experimental details and characterisation. See DOI: 10.1039/c1cc12807h Click here for additional data file.

نویسندگان

  • Vijay Chudasama
  • Mark E. B. Smith
  • Felix F. Schumacher
  • Danai Papaioannou
  • Gabriel Waksman
  • James R. Baker
  • Stephen Caddick
چکیده

Bromopyridazinedione-mediated bioconjugation to a cysteine containing protein and a disulfide containing peptide is described. The conjugates are cleavable in an excess of thiol, including cytoplasmically-relevant concentrations of glutathione, and show a high level of hydrolytic stability. The constructs have the potential for four points of chemical attachment.

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منابع مشابه

Tunable reagents for multi-functional bioconjugation: reversible or permanent chemical modification of proteins and peptides by control of maleimide hydrolysis† †Electronic supplementary information (ESI) available: Full experimental details and characterisation. See DOI: 10.1039/c1cc11114k Click here for additional data file.

Controlling maleimide hydrolysis allows the modular construction of bromomaleimide-mediated bioconjugates which are either stable or cleavable in an aqueous, thiol-mediated reducing environment. The application of this methodology to reversible protein biotinylation, the irreversible labeling of peptide disulfide bonds and the assembly of stable, fluorescein-labelled glycoprotein mimics is desc...

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عنوان ژورنال:

دوره  47   شماره 

صفحات  -

تاریخ انتشار 2011