proline

[proh-leen, -lin] /ˈproʊ lin, -lɪn/
noun, Biochemistry
1.
an alcohol-soluble amino acid, C 4 H 9 NHCOOH, occurring in high concentration in collagen. Symbol: P.
Abbreviation: Pro;
Origin
1900-05; alteration of pyrrolidine
Examples from the web for proline
  • Casein consists of a fairly high number of proline peptides, which do not interact.
  • Hydroxylation of lysine and proline amino acids occurs inside the lumen.
British Dictionary definitions for proline

proline

/ˈprəʊliːn; -lɪn/
noun
1.
a nonessential amino acid that occurs in protein
Word Origin
C20: from pyrrolidine
proline in Medicine

proline pro·line (prō'lēn')
n.
Abbr. Pro
An amino acid that is found in most proteins and is a major constituent of collagen.

proline in Science
proline
  (prō'lēn')   
A nonessential amino acid. Chemical formula: C5H9NO2. See more at amino acid.