proline


pro·line

noun \ˈprō-ˌlēn\

Definition of PROLINE

:  an amino acid C5H9NO2 that can be synthesized by animals from glutamate

Origin of PROLINE

German Prolin, contraction of Pyrrolidin pyrrolidine (C4H9N), from International Scientific Vocabulary pyrrole + -idine
First Known Use: 1904

pro·line

noun \ˈprō-ˌlēn\   (Medical Dictionary)

Medical Definition of PROLINE

: an amino acid C5H9NO2 that can be synthesized by animals from glutamate—abbreviation Pro

proline

noun    (Concise Encyclopedia)

One of the nonessential amino acids, found in many proteins, especially collagen. Because the nitrogen atom of its amino group is part of a ring structure (making it a heterocyclic compound), its chemical properties differ from those of the other amino acids in proteins. It is used in biochemical, nutritional, and microbiological research and as a dietary supplement.

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