>sp|C3MQJ5|SPEH_SULIL S-adenosylmethionine decarboxylase proenzyme OS=Sulfolobus islandicus GN=speH MGVELAFPKVVGKQVYGSLYDCDENVLKDTKRLEQIIKEAADVGNMNILDIKSWKIGEGV SVVAIILESHITIHTWPEYKFATVDVYSCGPHTSPLKAFNYIVEKLGAKKYTINEADRSS EF