Annotations: 6UX4

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	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)
B [auth E]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
B [auth E]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	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 [auth F]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
D [auth F]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	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)
G [auth D]	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	SCOP2B (2022-06-29)
G [auth D]	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	TrkA C-terminal domain-like	8057608	3000037	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Potassium channel/Rex NAD-binding domain-like	8057606	3000042	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)
A	TrkA_C	e6ux4A2	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	e6ux4A1	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 E]	TrkA_C	e6ux4E2	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 E]	TrkA_N	e6ux4E1	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]	TrkA_C	e6ux4B2	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	e6ux4B1	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 [auth F]	TrkA_C	e6ux4F2	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 [auth F]	TrkA_N	e6ux4F1	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)
E [auth C]	TrkA_C	e6ux4C1	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 C]	TrkA_N	e6ux4C2	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	e6ux4G1	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	e6ux4G2	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 D]	TrkA_C	e6ux4D1	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 D]	TrkA_N	e6ux4D2	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	TrkA_C	e6ux4H2	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	TrkA_N	e6ux4H1	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
A	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
A	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
B [auth E]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
B [auth E]	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
B [auth E]	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
C [auth B]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
C [auth B]	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
C [auth B]	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
D [auth F]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
D [auth F]	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
D [auth F]	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
E [auth C]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
E [auth C]	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
E [auth C]	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
F [auth G]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
F [auth G]	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
F [auth G]	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
G [auth D]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
G [auth D]	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
G [auth D]	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)
H	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
H	1.20.5.870	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Voltage-gated potassium channel	CATH (utative)
H	3.30.70.1450	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Regulator of K+ conductance, C-terminal domain	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B [auth E], C [auth B], D [auth F], E [auth C], A, B [auth E], C [auth B], D [auth F], E [auth C], F [auth G], G [auth D], H	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 E], C [auth B], D [auth F], E [auth C], A, B [auth E], C [auth B], D [auth F], E [auth C], F [auth G], G [auth D], H	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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

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

6UX4

MthK N-terminal truncation RCK domain state 2 bound with calcium

External Resource: Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

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6UX4

MthK N-terminal truncation RCK domain state 2 bound with calcium

External Resource: Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage