Annotations: 6U6H

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
E [auth H]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
E [auth H]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
G [auth F]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
G [auth F]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Voltage-gated potassium channels	8001548	3000023	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
B [auth C]	SCOP2B Superfamily	Voltage-gated potassium channels	8001548	3000023	SCOP2B (2022-06-29)
B [auth C]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
B [auth C]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Voltage-gated potassium channels	8001548	3000023	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Voltage-gated potassium channels	8001548	3000023	SCOP2B (2022-06-29)
F [auth G]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
F [auth G]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
H [auth E]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
H [auth E]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E [auth H]	TrkA_C	e6u6hH1	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
E [auth H]	TrkA_N	e6u6hH2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
G [auth F]	TrkA_C	e6u6hF1	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
G [auth F]	TrkA_N	e6u6hF2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
A	Ion_trans_2	e6u6hA1	A: alpha complex topology	X: Voltage-gated ion channels (From Topology)	H: Voltage-gated ion channels (From Topology)	T: Voltage-gated ion channels	F: Ion_trans_2	ECOD (1.6)
A	TrkA_C	e6u6hA2	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
A	TrkA_N	e6u6hA3	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
B [auth C]	Ion_trans_2	e6u6hC2	A: alpha complex topology	X: Voltage-gated ion channels (From Topology)	H: Voltage-gated ion channels (From Topology)	T: Voltage-gated ion channels	F: Ion_trans_2	ECOD (1.6)
B [auth C]	TrkA_C	e6u6hC3	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
B [auth C]	TrkA_N	e6u6hC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
C [auth B]	Ion_trans_2	e6u6hB2	A: alpha complex topology	X: Voltage-gated ion channels (From Topology)	H: Voltage-gated ion channels (From Topology)	T: Voltage-gated ion channels	F: Ion_trans_2	ECOD (1.6)
C [auth B]	TrkA_C	e6u6hB3	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
C [auth B]	TrkA_N	e6u6hB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
D	Ion_trans_2	e6u6hD1	A: alpha complex topology	X: Voltage-gated ion channels (From Topology)	H: Voltage-gated ion channels (From Topology)	T: Voltage-gated ion channels	F: Ion_trans_2	ECOD (1.6)
D	TrkA_C	e6u6hD2	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
D	TrkA_N	e6u6hD3	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
F [auth G]	TrkA_C	e6u6hG2	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
F [auth G]	TrkA_N	e6u6hG1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)
H [auth E]	TrkA_C	e6u6hE2	A: a+b two layers	X: TrkA C-terminal domain-like (From Topology)	H: TrkA C-terminal domain-like (From Topology)	T: TrkA C-terminal domain-like	F: TrkA_C	ECOD (1.6)
H [auth E]	TrkA_N	e6u6hE1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: TrkA_N	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	PF02080	TrkA-C domain (TrkA_C)	TrkA-C domain	This domain is often found next to the Pfam:PF02254 domain. The exact function of this domain is unknown. It has been suggested that it may bind an unidentified ligand [1]. The domain is predicted to adopt an all beta structure [1].	Domain
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	PF02254	TrkA-N domain (TrkA_N)	TrkA-N domain	This domain is found in a wide variety of proteins. These protein include potassium channels Swiss:P31069, phosphoesterases Swiss:Q59027, and various other transporters. This domain binds to NAD.	Domain
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	PF07885	Ion channel (Ion_trans_2)	Ion channel	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	Calcium-gated potassium channel MthK	monoatomic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity cation binding ion binding binding metal ion binding small molecule binding identical protein binding protein binding	localization transport monoatomic ion transport potassium ion transport monoatomic cation transport establishment of localization metal ion transport	cell periphery plasma membrane membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	IPR006037	Regulator of K+ conductance, C-terminal	Domain
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	IPR050721	Trk/Ktr/HKT Potassium Transport	Family
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	IPR013099	Potassium channel domain	Domain
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	IPR036721	Regulator of K+ conductance, C-terminal domain superfamily	Homologous Superfamily
A, B [auth C], C [auth B], D, E [auth H], A, B [auth C], C [auth B], D, E [auth H], F [auth G], G [auth F], H [auth E]	IPR003148	Regulator of K+ conductance, N-terminal	Domain