>sp|Q8ZXM4|SPEE_PYRAE Polyamine aminopropyltransferase OS=Pyrobaculum aerophilum GN=speE MSKVPGPIVLMEPLSGKTSLIIKINAIHVSKRSKYQGILIVDTDDYGRTLVLDDYIQSSY YDEIYYHESLVHPAVTTHPRPSDVLILGGGEGATLREVLKHNTVKRAVMVDIDGDVVELS KKYLPQMHQGAFDDPRSEVRIEDGFVYVENALKRGEKFDVVIMDLTDPYSSDIAKQLYTP EFFGKVKRLLREDGIVVTQAGNSFYFPEAYDYVLQGVKGNFPIIAEYSVWIPSFGYAVNF VLGSLKHDPHSLSAEEVDKRLSERGVRAEFYSGKTHIALMNMPVIKKILRV