5-oxoproline

(redirected from 5-pyrrolidone-2-carboxylic acid)

5-ox·o·pro·line (Glp),

(ok'kō-prō'lēn),
A keto derivative of proline that is formed nonenzymatically from glutamate, glutamine, and γ-glutamylated peptides; it is also produced by the action of γ-glutamylcyclotransferase; elevated levels of 5-oxoproline are often associated with problems of glutamine or glutathione metabolism.

5-oxoproline

/5-oxo·pro·line/ (-pro´lēn) an acidic lactam of glutamic acid occurring at the N-terminus of several peptides and proteins.

5-oxoproline

a modified amino acid occurring in several proteins. Called also pyroglutamic acid.