| IPR021645 | Shal-type voltage-gated potassium channels, N-terminal | Domain |
| IPR000210 | BTB/POZ domain | Domain |
| IPR024587 | Potassium channel, voltage dependent, Kv4, C-terminal | Domain |
| IPR003968 | Potassium channel, voltage dependent, Kv | Family |
| IPR003975 | Potassium channel, voltage dependent, Kv4 | Family |
| IPR005821 | Ion transport domain | Domain |
| IPR004055 | Potassium channel, voltage dependent, Kv4.2 | Family |
| IPR003131 | Potassium channel tetramerisation-type BTB domain | Domain |
| IPR011333 | SKP1/BTB/POZ domain superfamily | Homologous Superfamily |
| IPR027359 | Voltage-dependent channel domain superfamily | Homologous Superfamily |
E [auth I], F [auth J], G [auth K], H [auth L] | IPR001375 | Peptidase S9, prolyl oligopeptidase, catalytic domain | Domain |
E [auth I], F [auth J], G [auth K], H [auth L] | IPR002469 | Dipeptidylpeptidase IV, N-terminal domain | Domain |
E [auth I], F [auth J], G [auth K], H [auth L] | IPR029058 | Alpha/Beta hydrolase fold | Homologous Superfamily |