preferred_name: 4-aminobutanoate + L-histidine + ATP <=> L-homocarnosine + ADP + phosphate + H(+)
preferred_name_lc: 4-aminobutanoate + l-histidine + atp <=> l-homocarnosine + adp + phosphate + h(+)
label: 4-aminobutanoate + L-histidine + ATP <=> L-homocarnosine + ADP + phosphate + H(+)
label_lc: 4-aminobutanoate + l-histidine + atp <=> l-homocarnosine + adp + phosphate + h(+)