Source:http://linkedlifedata.com/resource/pubmed/id/19937722
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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
2009-11-25
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pubmed:abstractText |
This unit presents a rapid and simple method for the nonchromatographic purification of recombinant proteins expressed in E. coli. This method relies on a thermally responsive elastin-like polypeptide (ELP) tag, where the tagged protein is precipitated using a mild temperature shift. The tag is then induced to self-cleave by a mild pH shift and is subsequently removed by a final thermal precipitation. The result is a purified native protein target, without the requirement for affinity apparatus or protease removal of the tag. This protocol describes the required cloning methods to insert a given target into the expression vector, as well as the general method for purifying the resulting expressed protein.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
1934-3663
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pubmed:author | |
pubmed:issnType |
Electronic
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pubmed:volume |
Chapter 26
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
Unit 26.4.1-18
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pubmed:meshHeading |
pubmed-meshheading:19937722-Cloning, Molecular,
pubmed-meshheading:19937722-Elastin,
pubmed-meshheading:19937722-Escherichia coli,
pubmed-meshheading:19937722-Genetic Vectors,
pubmed-meshheading:19937722-Hydrogen-Ion Concentration,
pubmed-meshheading:19937722-Proteins,
pubmed-meshheading:19937722-Recombinant Fusion Proteins
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pubmed:year |
2009
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pubmed:articleTitle |
Recombinant protein purification by self-cleaving elastin-like polypeptide fusion tag.
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pubmed:affiliation |
Princeton University, Princeton, New Jersey, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.
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