>sp|A6VHH0|PDAD_METM7 Pyruvoyl-dependent arginine decarboxylase OS=Methanococcus maripaludis GN=pdaD MMKTSAIHSPFEAPNTISLVAGTGDANNPLNAFDMSLLESGIGNLNLIRISSIMPPKAAI IPLPKIPQGSLVPTAYGYQISEVKGETVAAGISVAVPKDKELCGLIMEYECIGGKKECED TVRNMAKEGFEMRGWEIDEIISIASEHTVENIGCAFAAAALWYK