preferred_name: (2E)-butenoyl-CoA + L-lysyl-[protein] => N(6)-(2E)-butenoyl-L-lysyl-[protein] + CoA + H(+)
preferred_name_lc: (2e)-butenoyl-coa + l-lysyl-[protein] => n(6)-(2e)-butenoyl-l-lysyl-[protein] + coa + h(+)
label: (2E)-butenoyl-CoA + L-lysyl-[protein] => N(6)-(2E)-butenoyl-L-lysyl-[protein] + CoA + H(+)
label_lc: (2e)-butenoyl-coa + l-lysyl-[protein] => n(6)-(2e)-butenoyl-l-lysyl-[protein] + coa + h(+)