[{"word":"proline","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A nonessential amino acid C5H9NO2 found in most animal proteins, especially collagen; its cyclic structure leads to kinks in the peptide chain of proteins.","synonyms":[],"antonyms":[]}],"synonyms":["Pro"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/proline"]}]