label: S-geranylgeranyl-L-cysteinyl-[protein] + diphosphate => geranylgeranyl diphosphate + L-cysteinyl-[protein]
label_lc: s-geranylgeranyl-l-cysteinyl-[protein] + diphosphate => geranylgeranyl diphosphate + l-cysteinyl-[protein]