A metallo-biopolymer conjugate of elastin-like polypeptide: photoluminescence enhancement in the coacervate microenvironment
Journal Article
·
· JBIC Journal of Biological Inorganic Chemistry
- Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
An optically active metallo-polymer assembly is demonstrated here via conjugation of a genetically engineered elastin-like polypeptide (ELP) and a ruthenium(II) polypyridyl complex. By taking advantage of the phase transition of ELPs in water, photophysical properties of the resultant conjugate are investigated for both phases, below and above the critical transition temperature. Upon coacervation, the luminescence of the metallo-ELP is greatly enhanced as a consequence of local effects on the metal–ligand luminophore. Finally, these findings open a possibility to harness the temperature control of stimuli-responsive properties of biopolymers.
- Research Organization:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
- Sponsoring Organization:
- USDOE Office of Science (SC), Workforce Development for Teachers and Scientists (WDTS); USDOE National Nuclear Security Administration (NNSA); LANL Laboratory Directed Research and Development (LDRD) Program
- Grant/Contract Number:
- AC52-06NA25396
- OSTI ID:
- 1482928
- Report Number(s):
- LA-UR-18-21561
- Journal Information:
- JBIC Journal of Biological Inorganic Chemistry, Vol. 23, Issue 7; ISSN 0949-8257
- Publisher:
- SpringerCopyright Statement
- Country of Publication:
- United States
- Language:
- English
Cited by: 3 works
Citation information provided by
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Web of Science
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