Grafting challenging monomers from proteins using aqueous ICAR ATRP under bio-relevant conditions

Devora Cohen-Karni, Marina Kovaliov, Theresa Ramelot, Dominik Konkolewicz, Scott Graner, Saadyah Averick

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

Aqueous initiators for continuous activator regeneration atom transfer radical polymerization (ICAR ATRP) was applied to graft well defined acrylamide, N,N-dimethylacrylamide and N-vinylimidazole homo and block copolymers from a model protein initiator (bovine serum albumin (BSA)) under bio-relevant conditions. Using N-vinylimidazole as a ligand catalytic biohybrid nanoparticles were prepared by loading palladium into a block copolymer of poly(N-vinylimidazole)-b-poly(oligo(ethylene oxide) acrylate) grafted from BSA. The protein-polymer biohybrid catalyst successfully catalyzes Suzuki-Miyaura couplings in aqueous media under aerobic conditions.

Original languageEnglish
Pages (from-to)3992-3998
Number of pages7
JournalPolymer Chemistry
Volume8
Issue number27
DOIs
StatePublished - 21 Jul 2017
Externally publishedYes

Bibliographical note

Publisher Copyright:
©2017 The Royal Society of Chemistry.

Funding

We gratefully acknowledge The Army Research Office (Grant W911NF-17-1-0015) Young Investigator Program and the Neuroscience Institute at AHN for funding NMR measurements and instrumentation at CMU which was partially supported by NSF (CHE-0130903 and CHE-1039870). The MALDI-TOF data were collected using instrumentation purchased with NSF grant award CHE0839233.

FundersFunder number
National Science FoundationCHE-1039870, CHE-0130903, CHE0839233
Army Research OfficeW911NF-17-1-0015
Carnegie Mellon University
Neuroscience Institute, University of Tennessee

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