"Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2"@en . "Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2"@en . . "HCN2"@en . "Protein family"@en . . . "hyperpolarization cyclic nucleotide gated cation channel 2"@en . "Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2"@en . . .