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Biology

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Using SecM Arrest Sequence as a Tool to Isolate Ribosome Bound Polypeptides
 

Using SecM Arrest Sequence as a Tool to Isolate Ribosome Bound Polypeptides

Article DOI: 10.3791/4027
June 19th, 2012

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Summary June 19th, 2012

We describe here a technique that is now routinely used to isolate stably bound ribosome nascent chain complexes (RNCs). This technique takes advantage of the discovery that a 17 amino acid long SecM "arrest sequence" can halt translation elongation in a prokaryotic (E. coli) system, when inserted into (or fused to the C-terminus) of virtually any protein.

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