4EQF | pdb_00004eqf

Trip8b-1a#206-567 interacting with the carboxy-terminal seven residues of HCN2

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Tetratricopeptide repeat (TPR)	8081745	4001344	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TPR-like	8081746	3001345	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TPR_15	e4eqfA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: TPR_15	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.10	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Tetratricopeptide repeat domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13181	Tetratricopeptide repeat (TPR_8)	Tetratricopeptide repeat	-	Repeat
A	PF13432	Tetratricopeptide repeat (TPR_16)	Tetratricopeptide repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2	protein binding binding PDZ domain binding protein domain specific binding monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity voltage-gated channel activity voltage-gated monoatomic ion channel activity potassium channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity passive transmembrane transporter activity protein binding binding PDZ domain binding protein domain specific binding monoatomic cation transmembrane transporter activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity voltage-gated channel activity voltage-gated monoatomic ion channel activity potassium channel activity voltage-gated monoatomic cation channel activity monoatomic cation channel activity passive transmembrane transporter activity voltage-gated potassium channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity voltage-gated sodium channel activity sodium channel activity sodium ion transmembrane transporter activity adenyl ribonucleotide binding cyclic nucleotide binding nucleotide binding purine ribonucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding cAMP binding adenyl nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein-containing complex binding molecular adaptor activity intracellularly ligand-gated monoatomic ion channel activity intracellularly cyclic nucleotide-activated monoatomic cation channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity intracellularly cAMP-activated cation channel activity ligand-gated monoatomic cation channel activity cyclic nucleotide-activated monoatomic ion channel activity identical protein binding	transmembrane transport localization nitrogen compound transport transport ammonium transmembrane transport cellular process establishment of localization response to stimulus response to chemical response to xenobiotic stimulus monoatomic ion transmembrane transport potassium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization nitrogen compound transport transport ammonium transmembrane transport cellular process establishment of localization response to stimulus response to chemical response to xenobiotic stimulus monoatomic ion transmembrane transport potassium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport monoatomic ion transport potassium ion transport monoatomic cation transport cellular response to stimulus response to ketone response to lipid cellular response to mineralocorticoid stimulus response to mineralocorticoid cellular response to endogenous stimulus cellular response to aldehyde response to hormone response to steroid hormone cellular response to ketone cellular response to steroid hormone stimulus cellular response to hormone stimulus cellular response to aldosterone response to aldosterone response to endogenous stimulus response to alcohol response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to corticosteroid stimulus response to corticosteroid cellular response to chemical stimulus cellular response to alcohol cellular response to lipid cellular response to nitrogen compound response to organophosphorus response to nitrogen compound response to purine-containing compound response to cAMP cellular response to cAMP import into cell import across plasma membrane sodium ion import across plasma membrane sodium ion transmembrane transport inorganic cation import across plasma membrane inorganic ion import across plasma membrane sodium ion transport biological regulation regulation of biological quality regulation of membrane potential potassium ion import across plasma membrane cellular response to cGMP response to cGMP	cellular anatomical structure membrane cell periphery plasma membrane cell leading edge neuron projection leading edge membrane plasma membrane bounded cell projection somatodendritic compartment neuron projection membrane cell projection dendrite membrane dendrite dendritic tree cellular anatomical structure membrane cell periphery plasma membrane cell leading edge neuron projection leading edge membrane plasma membrane bounded cell projection somatodendritic compartment neuron projection membrane cell projection dendrite membrane dendrite dendritic tree plasma membrane region cell projection membrane dendritic shaft voltage-gated potassium channel complex protein-containing complex plasma membrane protein complex HCN channel complex potassium channel complex membrane protein complex cation channel complex transporter complex transmembrane transporter complex monoatomic ion channel complex cell body neuronal cell body axon
A	PEX5-related protein	-	maintenance of protein location localization macromolecule localization intracellular protein localization maintenance of location biological regulation regulation of biological quality regulation of membrane potential	protein-containing complex receptor complex cellular anatomical structure membrane somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR013621	Ion transport N-terminal	Domain
B	IPR014710	RmlC-like jelly roll fold	Homologous Superfamily
B	IPR018488	Cyclic nucleotide-binding, conserved site	Conserved Site
B	IPR005821	Ion transport domain	Domain
B	IPR051413	Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel	Family
B	IPR003938	Potassium channel, voltage-dependent, EAG/ELK/ERG-like	Family
B	IPR000595	Cyclic nucleotide-binding domain	Domain
B	IPR018490	Cyclic nucleotide-binding domain superfamily	Homologous Superfamily
A	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
A	IPR019734	Tetratricopeptide repeat	Repeat
A	IPR024111	PEX5/PEX5L	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.