>sp|C3MQN7|ARGDC_SULIL Arginine decarboxylase proenzyme OS=Sulfolobus islandicus GN=LS215_1696 MSEQEVLQKNNSPEGKEDRIIGKHVFGNLYDIDAERLNDKEFLEKLVLEAVNIAHMKLVE IKAWSFGGKKGGVSVIALVEESHIALHTWNEYNYATLDVYTCGEDSDPQSAFAHIVNALN PKRYQMFYADRSSQ