Annotations: 6UKN

Cryo-EM structure of the potassium-chloride cotransporter KCC4 in lipid nanodiscs

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
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	SBP_bac_1	e6uknA1	A: beta barrels	X: Tail specific protease helical domain	H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases	F: SBP_bac_1	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00324	Amino acid permease (AA_permease)	Amino acid permease		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Solute carrier family 12 member 7	protein binding binding kinase binding enzyme binding protein kinase binding monoatomic cation transmembrane transporter activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity solute:monoatomic cation symporter activity potassium ion transmembrane transporter activity monoatomic anion:monoatomic cation symporter activity secondary active transmembrane transporter activity chloride:monoatomic cation symporter activity active transmembrane transporter activity protein binding binding kinase binding enzyme binding protein kinase binding monoatomic cation transmembrane transporter activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity solute:monoatomic cation symporter activity potassium ion transmembrane transporter activity monoatomic anion:monoatomic cation symporter activity secondary active transmembrane transporter activity chloride:monoatomic cation symporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity symporter activity potassium:chloride symporter activity cation binding ion binding metal ion binding small molecule binding	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 potassium ion homeostasis inorganic ion homeostasis 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 potassium ion homeostasis inorganic ion homeostasis chemical homeostasis homeostatic process monoatomic ion homeostasis monoatomic cation homeostasis chloride transport chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport inorganic anion transport trans-synaptic signaling synaptic signaling regulation of biological process signaling anterograde trans-synaptic signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication cellular response to stimulus response to stimulus response to oxygen-containing compound cellular response to glucose stimulus intracellular glucose homeostasis cellular response to oxygen-containing compound response to hexose cellular response to carbohydrate stimulus cellular response to chemical stimulus cellular homeostasis response to monosaccharide response to carbohydrate response to glucose response to chemical glucose homeostasis carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus regulation of cellular component size cell volume homeostasis cellular component organization cellular component organization or biogenesis regulation of biological quality regulation of cell size regulation of anatomical structure size chloride ion homeostasis monoatomic anion homeostasis import into cell import across plasma membrane inorganic cation import across plasma membrane inorganic ion import across plasma membrane potassium ion import across plasma membrane	cellular anatomical structure synapse cell junction cell periphery plasma membrane membrane protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR004841	Amino acid permease/SLC12A domain	Domain
A	IPR000076	K/Cl co-transporter	Family
A	IPR018491	SLC12A transporter, C-terminal	Domain
A	IPR004842	SLC12A transporter family	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Transmembrane	Alpha-helical polytopic	APC (Amino acid-Polyamine-organoCation) superfamily	Cation-chloride cotransporter

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Amino Acid/Polyamine/Organocation (APC) Superfamily	KCC4 cation-chloride cotransporter (CCC) in nanodiscs

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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.

6UKN | pdb_00006ukn