Proteolytic processing.
D003594:Cytoplasmic Granules / Q000378:metabolism*; D006056:Golgi Apparatus / Q000378:metabolism; D010447:Peptide Hydrolases / Q000378:metabolism*; D011384:Proinsulin / Q000378:metabolism
D011384:Proinsulin; D010447:Peptide Hydrolases