| UPA00010 | 
                    1,3-diaminopropane biosynthesis~Biosynthesis of polyamine 1,3-diaminopropane (trimethylenediamine, 1,3-propanediamine, DAP). | 
                    None - {{∅}} | 
                    None - {{∅},{t}} | 
                    Unexplained | 
                     | 
                
                
                    | UCR07650 | 
                    L-2,4-diaminobutanoate = 1,3-diaminopropane + CO(2) | 
                    None - {{∅}} | 
                    None - {{∅}} | 
                    Unexplained | 
                     | 
                
                
                    | ULS00360 | 
                    1,3-diaminopropane from L-aspartate 4-semialdehyde | 
                    None - {{∅}} | 
                    None - {{∅},{t}} | 
                    Unexplained | 
                     | 
                
                
                    | UER00732 | 
                    1,3-diaminopropane from L-aspartate 4-semialdehyde: step 2/2~1 L-2,4-diaminobutanoate => 1 1,3-diaminopropane + 1 CO(2). | 
                    None - {{∅}} | 
                    None - {{∅}} | 
                    Unexplained | 
                     | 
                
                
                    | MUER1 | 
                    Meta-UER 1~1 L-aspartate 4-semialdehyde + 1 L-glutamate => 1 2-oxoglutarate + 1 L-2,4-diaminobutanoate. | 
                    True - {{t}} | 
                    True - {{t}} | 
                    Confirmed presence | 
                     | 
                
                
                    | UCR06977 | 
                    L-aspartate 4-semialdehyde + L-glutamate = 2-oxoglutarate + L-2,4-diaminobutanoate | 
                    True - {{t}} | 
                    True - {{t}} | 
                    Confirmed presence | 
                     |