7E7Z | pdb_00007e7z

CryoEM structure of the human Kv4.2-KChIP1 complex, transmembrane region

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Ion_trans, Ion_trans_2	e7e7zA1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: CNF1/YfiH-like putative cysteine hydrolases	T: CNF1/YfiH-like putative cysteine hydrolases	F: Ion_trans, Ion_trans_2	ECOD (v294.1)
B	Ion_trans, Ion_trans_2	e7e7zB1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: CNF1/YfiH-like putative cysteine hydrolases	T: CNF1/YfiH-like putative cysteine hydrolases	F: Ion_trans, Ion_trans_2	ECOD (v294.1)
C	Ion_trans, Ion_trans_2	e7e7zC1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: CNF1/YfiH-like putative cysteine hydrolases	T: CNF1/YfiH-like putative cysteine hydrolases	F: Ion_trans, Ion_trans_2	ECOD (v294.1)
D	Ion_trans, Ion_trans_2	e7e7zD1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: CNF1/YfiH-like putative cysteine hydrolases	T: CNF1/YfiH-like putative cysteine hydrolases	F: Ion_trans, Ion_trans_2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.120.350	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Voltage-gated potassium channels. Chain C	CATH (utative)
A	1.10.287.70	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (utative)
B	1.20.120.350	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Voltage-gated potassium channels. Chain C	CATH (utative)
B	1.10.287.70	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (utative)
C	1.20.120.350	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Voltage-gated potassium channels. Chain C	CATH (utative)
C	1.10.287.70	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (utative)
D	1.20.120.350	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Voltage-gated potassium channels. Chain C	CATH (utative)
D	1.10.287.70	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00520	Ion transport protein (Ion_trans)	Ion transport protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Potassium voltage-gated channel subfamily D member 2	monoatomic cation transmembrane transporter activity A-type (transient outward) potassium channel activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity outward rectifier potassium channel 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 monoatomic cation transmembrane transporter activity A-type (transient outward) potassium channel activity gated channel activity monoatomic ion channel activity potassium ion transmembrane transporter activity outward rectifier potassium channel 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 monoatomic ion channel activity involved in regulation of postsynaptic membrane potential cation binding ion binding binding metal ion binding small molecule binding	heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process heart contraction blood circulation transport monoatomic ion transmembrane transport heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process heart contraction blood circulation transport monoatomic ion transmembrane transport potassium ion transmembrane transport establishment of localization metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport potassium ion transport cellular process monoatomic cation transport action potential regulation of biological quality regulation of membrane potential response to decreased oxygen levels cellular response to stimulus response to stimulus cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels cellular response to chemical stimulus cellular response to stress response to hypoxia response to stress response to chemical response to oxygen levels response to abiotic stimulus membrane repolarization nervous system process transmission of nerve impulse cell communication neuronal action potential trans-synaptic signaling synaptic signaling signaling anterograde trans-synaptic signaling cell-cell signaling chemical synaptic transmission behavior rhythmic process circadian behavior locomotory behavior rhythmic behavior circadian rhythm locomotor rhythm muscle contraction muscle system process sensory perception sensory perception of pain cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular component organization or biogenesis	cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane somatodendritic compartment cell body perikaryon neuronal cell body cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane somatodendritic compartment cell body perikaryon neuronal cell body voltage-gated potassium channel complex protein-containing complex plasma membrane protein complex potassium channel complex membrane protein complex cation channel complex transporter complex Kv4.2-KChIP2 channel complex transmembrane transporter complex monoatomic ion channel complex anchoring junction postsynaptic specialization membrane postsynaptic specialization organelle GABA-ergic synapse glutamatergic synapse neuron spine neuron projection dendritic spine plasma membrane bounded cell projection cell projection dendrite dendritic tree neuronal cell body membrane cell body membrane membrane microdomain membrane raft plasma membrane raft

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR021645	Shal-type voltage-gated potassium channels, N-terminal	Domain
A, B, C, D	IPR028325	Voltage-gated potassium channel	Family
A, B, C, D	IPR000210	BTB/POZ domain	Domain
A, B, C, D	IPR024587	Potassium channel, voltage dependent, Kv4, C-terminal	Domain
A, B, C, D	IPR003968	Potassium channel, voltage dependent, Kv	Family
A, B, C, D	IPR003975	Potassium channel, voltage dependent, Kv4	Family
A, B, C, D	IPR005821	Ion transport domain	Domain
A, B, C, D	IPR004055	Potassium channel, voltage dependent, Kv4.2	Family
A, B, C, D	IPR003131	Potassium channel tetramerisation-type BTB domain	Domain
A, B, C, D	IPR011333	SKP1/BTB/POZ domain superfamily	Homologous Superfamily
A, B, C, D	IPR027359	Voltage-dependent channel domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: Q9NZV8	attention deficit hyperactivity disorder, inattentive type epilepsy large cell medulloblastoma malignant mesothelioma pituitary cancer subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor invasive ductal breast carcinoma lung cancer medulloblastoma psoriasis breast fibroadenoma Lambert-Eaton myasthenic syndrome malignant ependymoma multiple sclerosis attention deficit hyperactivity disorder, inattentive type epilepsy large cell medulloblastoma malignant mesothelioma pituitary cancer subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor invasive ductal breast carcinoma lung cancer medulloblastoma psoriasis breast fibroadenoma Lambert-Eaton myasthenic syndrome malignant ependymoma multiple sclerosis Sjogren syndrome

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D	OPM	Transmembrane	Alpha-helical polytopic	Ion channel (VIC) superfamily	KvAP voltage-regulated K channels

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Potassium, Sodium, & Proton Ion-Selective	Kv4.2 Voltage-gated potassium Channel

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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