Term Name: | glutaminyl-peptide cyclotransferase activity |
---|---|
Synonyms: | glutaminyl cyclase activity, glutaminyl-transfer ribonucleate cyclotransferase activity, glutaminyl-tRNA cyclotransferase activity, L-glutaminyl-peptide gamma-glutamyltransferase (cyclizing) |
Definition: | Catalysis of the reaction: N-terminal L-glutaminyl-[peptide] = N-terminal 5-oxo-L-prolyl-[peptide] + NH4+. |
Ontology: | GO: Molecular Function [GO:0016603] QuickGO AmiGO |