3.5.3.11 Arginine and proline metabolism - 00330 - 3.5.3.11 L-arginine degradation III (arginine decarboxylase/agmatinase pathway) - - PWY0-823 3.5.3.11 Metabolic pathways - 01100 - 3.5.3.11 polyamine pathway polyamine pathway - - 3.5.3.11 putrescine biosynthesis I - - PWY-40