butanoyl-CoA + L-lysyl-[protein] => N(6)-butanoyl-L-lysyl-[protein] + CoA + H(+)
butanoyl-coa + l-lysyl-[protein] => n(6)-butanoyl-l-lysyl-[protein] + coa + h(+)
butanoyl-CoA + L-lysyl-[protein] => N(6)-butanoyl-L-lysyl-[protein] + CoA + H(+)
butanoyl-coa + l-lysyl-[protein] => n(6)-butanoyl-l-lysyl-[protein] + coa + h(+)