Quantitative protein sequencing using ma
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T. Fairwell; S. Ellis; R.E. Lovins
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Article
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1973
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Elsevier Science
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English
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The thermally induced formation of methyl-and phenylthiohydantoin amino acid derivatives from the corresponding N-methyl-and N-phenylthiourea derivatives of amino acids and peptides has been shown to occur in the mass spectrometer. A comparison of the mass spectra of a number of amino acid thiourea