Periplasmic Binding Proteins as Optical Modulators of Single‐Walled Carbon Nanotube Fluorescence: Amplifying a Nanoscale Actuator | Zendy

Yoon Hyeonseok | Zendy; Ahn JinHo | Zendy; Barone Paul W. | Zendy; Yum Kyungsuk | Zendy; Sharma Richa | Zendy; Boghossian Ardemis A. | Zendy; Han JaeHee | Zendy; Strano Michael S. | Zendy

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Periplasmic Binding Proteins as Optical Modulators of Single‐Walled Carbon Nanotube Fluorescence: Amplifying a Nanoscale Actuator

Author(s) -

Yoon Hyeonseok,

Ahn JinHo,

Barone Paul W.,

Yum Kyungsuk,

Sharma Richa,

Boghossian Ardemis A.,

Han JaeHee,

Strano Michael S.

Publication year - 2011

Publication title -

angewandte chemie international edition

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 5.831

H-Index - 550

eISSN - 1521-3773

pISSN - 1433-7851

DOI - 10.1002/anie.201006167

Subject(s) - carbon nanotube , fluorescence , periplasmic space , materials science , covalent bond , conjugated system , nanotechnology , quenching (fluorescence) , biophysics , chemistry , polymer , optics , biochemistry , physics , organic chemistry , escherichia coli , biology , composite material , gene

Glucose sensor : Glucose‐binding protein (GBP) covalently conjugated to a fluorescent single‐walled carbon nanotube (SWNT) is shown to act as an optical switch. Hinge‐bending response to glucose causes a reversible exciton quenching of the SWNT fluorescence with high selectivity (see scheme).

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