>sp|Q9UWU1|ARGDC_SACS2 Arginine decarboxylase proenzyme OS=Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2) OX=273057 GN=SSO0536 PE=1 SV=1 MSEREVLQKINSPEGKEDRIIGKHVFGNLYDIDAERLNDKEFLEKLVLEAVDIAHMKLVE IKAWSFGGKKGGVSVIALVEESHIALHTWNEYNYATLDVYTCGEDSDPQSAFAHIVNALN PKRYQMFYADRSSQ