>3otf_A mol:protein length:220 Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 SDSSRRQYQEKYKQVEQYMSFHKLPPDTRQRIHDYYEHRYQGKMFDEESILGELSEPLR EEIINFNCRKLVASMPLFANADPNFVTSMLTKLRFEVFQPGDYIIREGTIGKKMYFIQH GVVSVLTKGNKETKLADGSYFGEICLLTRGRRTASVRADTYCRLYSLSVDNFNEVLEEY PMMRRAFETVALDRLDRIGKKNSILLHKVQHDLNSGVFNYQEN