[Term] id: PR:000000759 name: potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 sequence variant D553N (human) def: "A potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 (human) that has an Asn residue at the position equivalent to Asp-553 of the amino acid sequence represented by UniProtKB:Q9Y3Q4. UniProtKB:Q9Y3Q4, Asp-553, CHEBI:50347." [PRO:CNA, PRO:DAN, PMID:15123648] comment: Category=organism-sequence. synonym: "hHCN4/var:D553N" EXACT PRO-short-label [PRO:DNx] synonym: "potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 sequence variant 1 (human)" EXACT [PRO:DNx] synonym: "UniProtKB:Q9Y3Q4, Asp-553, CHEBI:50347" EXACT PRO-proteoform-std [PRO:DAN] xref: UniProtKB_VAR:VAR_026534 is_a: PR:Q9Y3Q4 ! potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens