| Q8II73 | DB02844 | 2i7c | AAT | A | 801 | e2i7cA2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q8II73 | DB02844 | 2i7c | AAT | A | 801 | e2i7cA3 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |
| Q8II73 | DB02844 | 2i7c | AAT | B | 802 | e2i7cB2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q8II73 | DB02844 | 2i7c | AAT | B | 802 | e2i7cB3 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |
| Q8II73 | DB02844 | 2i7c | AAT | C | 803 | e2i7cC2 | Rossmann-like | Rossmann-related | S-adenosyl-L-methionine-dependent methyltransferases | Spermine_synth |
| Q8II73 | DB02844 | 2i7c | AAT | C | 803 | e2i7cC3 | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermidine synthase tetramerisation domain | Spermine_synt_N |