PR:000000676 potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel protein f-channel|HCN has_part Pfam:PF00027 Cyclic nucleotide-binding domain PIRSF:PIRSF038514 ISS PIRSF:PIRSF038514 PIRSF:PIRSF038514 20080601 PRO:CNA PR:000000676 potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel protein f-channel|HCN has_part Pfam:PF00520 Ion transport protein PIRSF:PIRSF038514 ISS PIRSF:PIRSF038514 PIRSF:PIRSF038514 20080601 PRO:CNA PR:000000676 potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel protein f-channel|HCN has_part Pfam:PF08412 Ion transport protein N-terminal PIRSF:PIRSF038514 ISS PIRSF:PIRSF038514 PIRSF:PIRSF038514 20080601 PRO:CNA