Annotations: 7D8Z

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth A]	PF03522	Solute carrier family 12 (SLC12)	Solute carrier family 12	-	Family
A [auth B], B [auth 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 [auth B], B [auth A]	potassium-chloride cotransporter 2	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 monoatomic ion 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 monoatomic ion transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity symporter activity potassium:chloride symporter activity inorganic anion transmembrane transporter activity ammonium channel activity passive transmembrane transporter activity channel activity cation binding ion binding metal ion binding small molecule binding	response to stimulus response to chemical response to xenobiotic stimulus inorganic ion homeostasis homeostatic process intracellular monoatomic anion homeostasis intracellular chloride ion homeostasis monoatomic anion homeostasis cellular homeostasis chemical homeostasis monoatomic ion homeostasis intracellular chemical homeostasis chloride ion homeostasis intracellular monoatomic ion homeostasis response to stimulus response to chemical response to xenobiotic stimulus inorganic ion homeostasis homeostatic process intracellular monoatomic anion homeostasis intracellular chloride ion homeostasis monoatomic anion homeostasis cellular homeostasis chemical homeostasis monoatomic ion homeostasis intracellular chemical homeostasis chloride ion homeostasis intracellular monoatomic ion homeostasis behavior multicellular organismal process system process learning learning or memory nervous system process cognition transport monoatomic ion transmembrane transport inorganic ion transmembrane transport inorganic anion transmembrane transport establishment of localization chloride transport transmembrane transport localization chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport cellular process inorganic anion transport regulation of cellular component size cell volume homeostasis biological regulation cellular component organization cellular component organization or biogenesis regulation of biological quality regulation of cell size regulation of anatomical structure size intracellular pH reduction regulation of intracellular pH intracellular monoatomic cation homeostasis regulation of pH monoatomic cation homeostasis regulation of cellular pH potassium ion homeostasis developmental process dendritic spine development plasma membrane bounded cell projection organization cellular developmental process cell projection organization cell development neuron projection development nervous system development generation of neurons neurogenesis multicellular organism development neuron differentiation dendrite development cell differentiation neuron development anatomical structure development system development trans-synaptic signaling synaptic signaling regulation of biological process signaling anterograde trans-synaptic signaling cell-cell signaling chemical synaptic transmission cell communication response to osmotic stress hypotonic response response to stress response to abiotic stimulus import into cell import across plasma membrane potassium ion transmembrane transport inorganic cation import across plasma membrane metal ion transport inorganic cation transmembrane transport monoatomic cation transmembrane transport inorganic ion import across plasma membrane potassium ion transport potassium ion import across plasma membrane monoatomic cation transport multicellular organism growth developmental growth growth thermosensory behavior response to temperature stimulus	somatodendritic compartment cell body cellular anatomical structure perikaryon neuronal cell body membrane cell periphery plasma membrane cell projection neuron projection plasma membrane bounded cell projection cell leading edge leading edge membrane neuron projection membrane somatodendritic compartment cell body cellular anatomical structure perikaryon neuronal cell body membrane cell periphery plasma membrane cell projection neuron projection plasma membrane bounded cell projection cell leading edge leading edge membrane neuron projection membrane dendrite membrane dendrite dendritic tree plasma membrane region cell projection membrane synapse cell junction

InterPro: Protein Family Classification InterPro Database Homepage

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

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A [auth B], B [auth A]	Pharos: Q9H2X9	epilepsy epilepsy, idiopathic generalized, susceptibility to, 14 status epilepticus developmental and epileptic encephalopathy, 34 temporal lobe epilepsy Hyperalgesia visual epilepsy diffuse large B-cell lymphoma wet macular degeneration pituitary cancer abdominal aortic aneurysm schizophrenia attention deficit hyperactivity disorder, inattentive type Hodgkins lymphoma autism spectrum disorder epilepsy epilepsy, idiopathic generalized, susceptibility to, 14 status epilepticus developmental and epileptic encephalopathy, 34 temporal lobe epilepsy Hyperalgesia visual epilepsy diffuse large B-cell lymphoma wet macular degeneration pituitary cancer abdominal aortic aneurysm schizophrenia attention deficit hyperactivity disorder, inattentive type Hodgkins lymphoma autism spectrum disorder celiac disease inflammatory bowel disease systemic lupus erythematosus large cell medulloblastoma Crohn disease mucocutaneous lymph node syndrome EIG1 oligodendroglioma Pick disease primitive neuroectodermal tumor glioblastoma astrocytic tumor heart disease atypical teratoid rhabdoid tumor colorectal cancer intellectual disability malignant ependymoma medulloblastoma endogenous depression ovarian cancer pilocytic astrocytoma rheumatoid arthritis age-related macular degeneration hepatitis B virus infection bipolar disorder subependymal giant cell astrocytoma malignant glioma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A [auth B], B [auth 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 [auth B], B [auth A]	PDBTM	Annotated as membrane protein by PDBTM

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.