Annotations: 8B71

Upright KimA dimer with bound c-di-AMP from B. subtilis

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
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)
B	Lipoprotein_18	e8b71B1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Lipoprotein_18	ECOD (v295)
A	Lipoprotein_18	e8b71A1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Lipoprotein_18	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.20.1740.10	Mainly Alpha	Up-down Bundle	Amino acid/polyamine transporter I	Amino acid/polyamine transporter I	CATH (utative)
A	1.20.1740.10	Mainly Alpha	Up-down Bundle	Amino acid/polyamine transporter I	Amino acid/polyamine transporter I	CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Potassium transporter KimA	active transmembrane transporter activity transporter activity symporter activity transmembrane transporter activity secondary active transmembrane transporter activity cation binding ion binding binding metal ion binding small molecule binding	localization transport monoatomic ion transport potassium ion transport monoatomic cation transport establishment of localization metal ion transport	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002293	Amino acid/polyamine transporter I	Family
A, B	IPR053153	APC Superfamily Potassium Transporter	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	APC (Amino acid-Polyamine-organoCation) superfamily	K+ uptake permease (KUP) family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Amino Acid/Polyamine/Organocation (APC) Superfamily	KimA K⁺/H⁺ symporter with bound cyclic-di-AMP in amphipols

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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.