preferred_name: a glycyl-glycyl-[protein] + H2O => N-terminal glycyl-[protein] + [protein]-C-terminal glycine
preferred_name_lc: a glycyl-glycyl-[protein] + h2o => n-terminal glycyl-[protein] + [protein]-c-terminal glycine
label: a glycyl-glycyl-[protein] + H2O => N-terminal glycyl-[protein] + [protein]-C-terminal glycine
label_lc: a glycyl-glycyl-[protein] + h2o => n-terminal glycyl-[protein] + [protein]-c-terminal glycine