The end of proteomics

Methods Mol Biol. 2011;753:229-42.
Positional proteomics at the N-terminus as a means of proteome simplification.
Davidson GR, Armstrong SD, Beynon RJ.
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Abstract

One strategy to reduce complexity in proteome analysis is through rational reduction of the proteolytic peptides that constitute the analyte for mass spectrometric analysis. Methods for selective isolation of C- and N-terminal peptides have been developed. In this chapter, we outline the context and variety of methods for selective isolation of N-terminal peptides and detail one method based on negative selection through differential removal of internal peptides.