| Q9ZUB3 | DB09462 | 6o63 | GOL | A | 402 | e6o63A1 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |
| Q9ZUB3 | DB09462 | 6o63 | GOL | A | 402 | e6o63A2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q9ZUB3 | DB09462 | 6o63 | GOL | A | 402 | e6o63B1 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q9ZUB3 | DB09462 | 6o63 | GOL | B | 402 | e6o63B1 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q9ZUB3 | DB09462 | 6o63 | GOL | C | 402 | e6o63C2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q9ZUB3 | DB09462 | 6o63 | GOL | C | 402 | e6o63D2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q9ZUB3 | DB09462 | 6o63 | GOL | D | 402 | e6o63C1 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |
| Q9ZUB3 | DB09462 | 6o63 | GOL | D | 402 | e6o63C2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q9ZUB3 | DB09462 | 6o63 | GOL | D | 402 | e6o63D2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |