>7XII_1|Chains A, B, C, D|Polyamine aminopropyltransferase|Pyrobaculum calidifontis (181486) MGSSHHHHHHSSGLVPRGSHMRKVPGPITLIEPLSGNTSLLIKINAIHSVKKSPYQEIIIADTEDYGRVLILDDYIQSSYVDEQYYHESLVHPAMATHPNPRDVLILGGGEGATLREALKHGTVKRAVMVDIDRDVVELSRAYLPQMHQGAFDDPRAKVVIQDGFVYVEEAIKAGDKYDVIIMDLTDPYSSDIAKQLYTREFFAKIRRILNDDGVVVTQAGNSFYFPAEYDMVLEGVKANFPIVAEYEVWIPSFGYAVNFILGSLRYDPHALTPSEVDERLRARGVKTAFYTGRVHLALMNMPIHRKLR