label: L-tryptophyl-[protein] + (2E)-geranyl diphosphate <=> (2S,3R)-3-geranyl-2,3-dihydro-2,N(alpha)-cyclo-L-tryptophyl-[protein] + diphosphate
label_lc: l-tryptophyl-[protein] + (2e)-geranyl diphosphate <=> (2s,3r)-3-geranyl-2,3-dihydro-2,n(alpha)-cyclo-l-tryptophyl-[protein] + diphosphate