preferred_name: argininosuccinate <=> fumarate + arginine (Xenopus tropicalis)
preferred_name_lc: argininosuccinate <=> fumarate + arginine (xenopus tropicalis)
label: argininosuccinate <=> fumarate + arginine (Xenopus tropicalis)
label_lc: argininosuccinate <=> fumarate + arginine (xenopus tropicalis)