>sp|C3NEW5|ARGDC_SULIY Arginine decarboxylase proenzyme OS=Sulfolobus islandicus GN=YG5714_1592 MSEQEVLQKNNSPEGKEDRIIGKHVFGNLYDIDAERLNDKEFLEKLVLEAVNIAHMKLVE IKAWSFGGKKGGVSVIALVEESHIALHTWNEYNYATLDVYTCGEDSDPQSAFAHIVNALN PKRYQMFYADRSSQ