Overview of the Manifold VNPs Used in Nanotechnology - Viral Nanoparticles: Tools for Materials Science and Biomedicine - page 24

Figure (A). The crystal structure of the bionanocup structure from

bacteriophage T4. (B). The structure is formed by three copies each of gene product
gp27 and gp5 (gp27-gp5)

2.8

. (C). Section view of the bionanocup, and introduction

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sites of (gp5) for Cys residues. Asn residues were exchanged with Cys side chains

to allow for chemical modification. (D). Schematic drawing of the conjugation
reactions of FePPmaleimides (= catalytic metal complexes) and (gp5)

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or (gp27-gp5)

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cysteine mutants. Reproduced with permission from Koshiyama, T., Yokoi, N., Ueno,
T., Kanamaru, S., Nagano, S., Shiro, Y., Arisaka, F., and Watanabe, Y. (2008) Molecular
design of heteroprotein assemblies providing a bionanocup as a chemical reactor,
Small

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, 4 (1), 50-54.