Term Name:	cyclo(Pro-Arg)
Synonyms:	1-[3-(1,4-dioxooctahydropyrrolo[1,2-a]pyrazin-3-yl)propyl]guanidine, cyclo Pro-Arg, diketopiperazine Pro-Arg, N-[3-(1,4-dioxooctahydropyrrolo[1,2-a]pyrazin-3-yl)propyl]guanidine
Definition:	A homodetic cyclic peptide resulting from the formal condensation of both the amino and acid groups of proline with the acid and amino groups of arginine. It is found in the deep-sea sponge Geodia barretti.
Ontology:	ChEBI [CHEBI:194579]  ( EBI )