PRO_ID	Object_term	Object_syny	Modifier	Relation	Ontology_ID	Ontology_term	Relative_to	Interaction_with	Evidence_source	Evidence_code	Taxon	Inferred_from	DB_ID	Date	Assigned_by	Comment
PR:Q9Y3Q4-1	potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 isoform 1 (human)	hHCN4/iso:1		acts_upstream_of_or_within	GO:0006812	cation transport			PMID:10228147	IDA	NCBITaxon:9606		UniProtKB:Q9Y3Q4-1	20080601	PRO:CNA	
PR:Q9Y3Q4-1	potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 isoform 1 (human)	hHCN4/iso:1		acts_upstream_of_or_within	GO:0006936	muscle contraction			PMID:10228147	IDA	NCBITaxon:9606		UniProtKB:Q9Y3Q4-1	20080601	PRO:CNA	
PR:Q9Y3Q4-1	potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 isoform 1 (human)	hHCN4/iso:1		enables	GO:0005261	cation channel activity			PMID:10228147	IDA	NCBITaxon:9606		UniProtKB:Q9Y3Q4-1	20080601	PRO:CNA