Self-assembly of proteins and their nucleic acids

<p>Abstract</p> <p>We have developed an artificial protein scaffold, herewith called a protein vector, which allows linking of an in-vitro synthesised protein to the nucleic acid which encodes it through the process of self-assembly. This protein vector enables the direct physical...

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Main Authors: Terrett Jon, Mason Sean, Fletcher Graham, Soloviev Mikhail
Format: Article
Language:English
Published: BMC 2003-01-01
Series:Journal of Nanobiotechnology
Subjects:
Online Access:http://www.jnanobiotechnology.com/content/1/1/1
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author Terrett Jon
Mason Sean
Fletcher Graham
Soloviev Mikhail
author_facet Terrett Jon
Mason Sean
Fletcher Graham
Soloviev Mikhail
author_sort Terrett Jon
collection DOAJ
description <p>Abstract</p> <p>We have developed an artificial protein scaffold, herewith called a protein vector, which allows linking of an in-vitro synthesised protein to the nucleic acid which encodes it through the process of self-assembly. This protein vector enables the direct physical linkage between a functional protein and its genetic code. The principle is demonstrated using a streptavidin-based protein vector (SAPV) as both a nucleic acid binding pocket and a protein display system. We have shown that functional proteins or protein domains can be produced in vitro and physically linked to their DNA in a single enzymatic reaction. Such self-assembled protein-DNA complexes can be used for protein cloning, the cloning of protein affinity reagents or for the production of proteins which self-assemble on a variety of solid supports. Self-assembly can be utilised for making libraries of protein-DNA complexes or for labelling the protein part of such a complex to a high specific activity by labelling the nucleic acid associated with the protein. In summary, self-assembly offers an opportunity to quickly generate cheap protein affinity reagents, which can also be efficiently labelled, for use in traditional affinity assays or for protein arrays instead of conventional antibodies.</p>
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spelling doaj.art-a9a89de8ca774896b9c8d5372a5eb4ca2022-12-22T04:01:39ZengBMCJournal of Nanobiotechnology1477-31552003-01-0111110.1186/1477-3155-1-1Self-assembly of proteins and their nucleic acidsTerrett JonMason SeanFletcher GrahamSoloviev Mikhail<p>Abstract</p> <p>We have developed an artificial protein scaffold, herewith called a protein vector, which allows linking of an in-vitro synthesised protein to the nucleic acid which encodes it through the process of self-assembly. This protein vector enables the direct physical linkage between a functional protein and its genetic code. The principle is demonstrated using a streptavidin-based protein vector (SAPV) as both a nucleic acid binding pocket and a protein display system. We have shown that functional proteins or protein domains can be produced in vitro and physically linked to their DNA in a single enzymatic reaction. Such self-assembled protein-DNA complexes can be used for protein cloning, the cloning of protein affinity reagents or for the production of proteins which self-assemble on a variety of solid supports. Self-assembly can be utilised for making libraries of protein-DNA complexes or for labelling the protein part of such a complex to a high specific activity by labelling the nucleic acid associated with the protein. In summary, self-assembly offers an opportunity to quickly generate cheap protein affinity reagents, which can also be efficiently labelled, for use in traditional affinity assays or for protein arrays instead of conventional antibodies.</p>http://www.jnanobiotechnology.com/content/1/1/1self-assemblyproteinDNAmolecular engineeringmolecular interfacecloning expression
spellingShingle Terrett Jon
Mason Sean
Fletcher Graham
Soloviev Mikhail
Self-assembly of proteins and their nucleic acids
Journal of Nanobiotechnology
self-assembly
protein
DNA
molecular engineering
molecular interface
cloning expression
title Self-assembly of proteins and their nucleic acids
title_full Self-assembly of proteins and their nucleic acids
title_fullStr Self-assembly of proteins and their nucleic acids
title_full_unstemmed Self-assembly of proteins and their nucleic acids
title_short Self-assembly of proteins and their nucleic acids
title_sort self assembly of proteins and their nucleic acids
topic self-assembly
protein
DNA
molecular engineering
molecular interface
cloning expression
url http://www.jnanobiotechnology.com/content/1/1/1
work_keys_str_mv AT terrettjon selfassemblyofproteinsandtheirnucleicacids
AT masonsean selfassemblyofproteinsandtheirnucleicacids
AT fletchergraham selfassemblyofproteinsandtheirnucleicacids
AT solovievmikhail selfassemblyofproteinsandtheirnucleicacids