Fe3O4-in-silica super crystal of defined interstices for single protein molecules entrapment under magnetic flux

Lin Ye; Chih Hao Yu; PengJu Jiang; Lin Qiu; Olivia T.W. Ng; Ken K.L. Yung; Heyong He; Shik Chi Tsang

doi:10.1039/C0CC01958E

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Fe₃O₄-in-silica super crystal of defined interstices for single protein molecules entrapment under magnetic flux†

Lin Ye,^b Chih Hao Yu,^a PengJu Jiang,^c Lin Qiu,^a Olivia T.W. Ng,^d Ken K.L. Yung,^d Heyong He^b and Shik Chi Tsang*^a

Author affiliations

* Corresponding authors

^a Wolfson Catalysis Centre, Department of Chemistry, University of Oxford, Oxford, UK
E-mail: edman.tsang@chem.ox.ac.uk

^b Department of Chemistry, Fudan University, Shanghai 200433, P. R. China

^c Department of Biochemistry, University of Oxford, Oxford, UK

^d Department of Biology, Hong Kong Baptist University, Hong Kong, P. R. China

Abstract

Confocal fluorescence demonstrates that single molecules of dye-labelled Cytochrome C or B5 containing paramagnetic Fe(III) can be magnetically placed into the interstices of super-crystal which is composed of three dimensional regular arrays of Fe₃O₄ nanoparticles.

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Supplementary files

Complete experimental details of synthesis, material characterizations are provided PDF (5630K)

Article information

DOI: https://doi.org/10.1039/C0CC01958E
Article type: Communication
Submitted: 18 Jun 2010
Accepted: 28 Jul 2010
First published: 16 Aug 2010

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Chem. Commun., 2010,46, 6699-6701

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Fe₃O₄-in-silica super crystal of defined interstices for single protein molecules entrapment under magnetic flux

L. Ye, C. H. Yu, P. Jiang, L. Qiu, O. T.W. Ng, K. K.L. Yung, H. He and S. C. Tsang, Chem. Commun., 2010, 46, 6699 DOI: 10.1039/C0CC01958E

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