3UKV | pdb_00003ukv

Structure of the C-linker/CNBHD of zELK channels in P 1 21 1 space group, crystallized in the presence of cAMP

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d3ukvc_	All beta proteins	Double-stranded beta-helix	cAMP-binding domain-like	automated matches	automated matches	leopard danio,zebra danio,zebra fish (Danio rerio ) [TaxId: 7955 ],	SCOPe (2.08)
B [auth A]	d3ukva_	All beta proteins	Double-stranded beta-helix	cAMP-binding domain-like	automated matches	automated matches	leopard danio,zebra danio,zebra fish (Danio rerio ) [TaxId: 7955 ],	SCOPe (2.08)
A [auth B]	d3ukvb_	All beta proteins	Double-stranded beta-helix	cAMP-binding domain-like	automated matches	automated matches	leopard danio,zebra danio,zebra fish (Danio rerio ) [TaxId: 7955 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	cNMP_binding	e3ukvD1	A: a/b three-layered sandwiches	X: all-alpha NTP pyrophosphatases	H: all-alpha NTP pyrophosphatases	T: MazG-related	F: cNMP_binding	ECOD (v294.1)
C	CagX	e3ukvC1	A: a/b three-layered sandwiches	X: DEATH domain	H: HTH	T: winged helix domain	F: CagX	ECOD (v294.1)
B [auth A]	CagX	e3ukvA1	A: a/b three-layered sandwiches	X: DEATH domain	H: HTH	T: winged helix domain	F: CagX	ECOD (v294.1)
A [auth B]	PUF	e3ukvB1	A: a/b three-layered sandwiches	X: Insertion subdomain in DsbA-like	H: Insertion subdomain in DsbA-like	T: Insertion subdomain in DsbA-like	F: PUF	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.10.1200.260	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
C	2.60.120.10	Mainly Beta	Sandwich	Jelly Rolls	Jelly Rolls	CATH (4.3.0)
B [auth A]	2.60.120.10	Mainly Beta	Sandwich	Jelly Rolls	Jelly Rolls	CATH (4.3.0)
A [auth B]	2.60.120.10	Mainly Beta	Sandwich	Jelly Rolls	Jelly Rolls	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth A], C, D	Novel protein similar to vertebrate potassium voltage-gated channel, subfamily H (Eag-related) family	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 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 identical protein binding protein binding binding	-	protein-containing complex cellular anatomical structure transmembrane transporter complex membrane membrane protein complex transporter complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth A], C, D	IPR005821	Ion transport domain	Domain
A [auth B], B [auth A], C, D	IPR003938	Potassium channel, voltage-dependent, EAG/ELK/ERG-like	Family
A [auth B], B [auth A], C, D	IPR000014	PAS domain	Domain
A [auth B], B [auth A], C, D	IPR000595	Cyclic nucleotide-binding domain	Domain
A [auth B], B [auth A], C, D	IPR014710	RmlC-like jelly roll fold	Homologous Superfamily
A [auth B], B [auth A], C, D	IPR035965	PAS domain superfamily	Homologous Superfamily
A [auth B], B [auth A], C, D	IPR001610	PAC motif	Repeat
A [auth B], B [auth A], C, D	IPR000700	PAS-associated, C-terminal	Domain
A [auth B], B [auth A], C, D	IPR050818	Potassium channel, voltage-dependent, EAG/ELK/ERG-like, animal-type	Family
A [auth B], B [auth A], C, D	IPR018490	Cyclic nucleotide-binding domain superfamily	Homologous Superfamily
A [auth B], B [auth A], C, D	IPR003950	Potassium channel, voltage-dependent, ELK	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.