| G7K2D1 | DB00640 | 6bq4 | ADN | A | 401 | e6bq4A1 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |
| G7K2D1 | DB00640 | 6bq4 | ADN | A | 401 | e6bq4A2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| G7K2D1 | DB00640 | 6bq4 | ADN | B | 401 | e6bq4B1 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| G7K2D1 | DB00640 | 6bq4 | ADN | B | 401 | e6bq4B2 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |