Selenopeptide Transamidation and Metathesis
Author(s) -
Nathalie Ollivier,
Annick Blanpain,
Emmanuelle Boll,
Laurent Raibaut,
Hervé Drobecq,
Oleg Melnyk
Publication year - 2014
Publication title -
organic letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.94
H-Index - 239
eISSN - 1523-7060
pISSN - 1523-7052
DOI - 10.1021/ol501866j
Subject(s) - tcep , chemistry , metathesis , combinatorial chemistry , residue (chemistry) , catalysis , salt metathesis reaction , organic chemistry , polymer , phosphine , polymerization
Selenopeptides can be transamidated by cysteinyl peptides in water using mild conditions (pH 5.5, 37 °C) in the presence of an arylthiol catalyst. Similar conditions also catalyze the metathesis of selenopeptides. The usefulness of the selenophosphine derived from TCEP (TCEP═Se) for inhibiting the TCEP-induced deselenization of selenocysteine residue is also reported.
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