Annotations: 6KKU

human KCC1 structure determined in NaCl and GDN

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
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	T3SS_needle_F	e6kkuB1	A: alpha arrays	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat)	T: Acyl-CoA N-acyltransferases (Nat)	F: T3SS_needle_F	ECOD (v295.2)
A	T3SS_needle_F	e6kkuA1	A: alpha arrays	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat)	T: Acyl-CoA N-acyltransferases (Nat)	F: T3SS_needle_F	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	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, B	Solute carrier family 12 member 4	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein 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	localization transport monoatomic anion transport monoatomic ion transport chloride transport establishment of localization inorganic anion transport monoatomic ion transmembrane transport potassium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport transmembrane transport potassium ion transport cellular process localization transport monoatomic anion transport monoatomic ion transport chloride transport establishment of localization inorganic anion transport monoatomic ion transmembrane transport potassium ion transmembrane transport metal ion transport monoatomic cation transmembrane transport transmembrane 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 transmembrane transport monoatomic anion transmembrane transport regulation of cellular component size cell volume homeostasis biological regulation cellular component organization cellular homeostasis 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	vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm organelle membrane lysosome cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000622	K/Cl co-transporter 1	Family
A, B	IPR004841	Amino acid permease/SLC12A domain	Domain
A, B	IPR000076	K/Cl co-transporter	Family
A, B	IPR018491	SLC12A transporter, C-terminal	Domain
A, B	IPR004842	SLC12A transporter family	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: Q9UP95	glioblastoma oligodendroglioma malignant ependymoma primary biliary cholangitis metabolic syndrome X psoriasis

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	KCC1 cation-chloride cotransporter (CCC) in glyo-diosgenin (GDN) detergent, 150 mM KCl

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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.