The cyclization of glutamine to yield an L-glutamimide residue at the C-terminus of an excised intein during protein splicing. [ GOC : tb https://proteininformationresource.org/cgi-bin/resid?id=AA0303 GOC : dph ]
Term information
- Note that this term should not be confused with 'peptidyl-pyroglutamic acid biosynthesis, using glutaminyl-peptide cyclotransferase ; GO:0017186'. See also the biological process term 'intein-mediated protein splicing ; GO:0016539'.
- biological_process
- cyclization of glutamine, during protein splicing
- GO:0019802