Abstract
Immunoprecipitation and tryptic peptide analysis of newly synthesised proteins from rat islets have identified an 18,000 molecular weight (MW) protein as proglucagon. Conversion of this precursor was kinetically similar to the conversion of proinsulin and resulted in the formation of both pancreatic glucagon and a 10,000-MW protein lacking this hormonal sequence.
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Patzelt, C., Tager, H., Carroll, R. et al. Identification and processing of proglucagon in pancreatic islets. Nature 282, 260–266 (1979). https://doi.org/10.1038/282260a0
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DOI: https://doi.org/10.1038/282260a0
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