5NKP

Crystal structure of the human KLHL3 Kelch domain in complex with a WNK3 peptide

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Kelch motif	8084987	3000448	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Kelch motif	8084987	3000448	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	PF01344	e5nkpA1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: PF01344	ECOD (1.6)
B	PF01344	e5nkpB1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: PF01344	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.120.10.80	Mainly Beta	6 Propeller	Neuraminidase	Kelch-type beta propeller	CATH (4.3.0)
B	2.120.10.80	Mainly Beta	6 Propeller	Neuraminidase	Kelch-type beta propeller	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01344	Kelch motif (Kelch_1)	Kelch motif	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Kelch-like protein 3	cytoskeletal protein binding actin binding protein binding binding cullin family protein binding structural molecule activity ubiquitin-like ligase-substrate adaptor activity enzyme-substrate adaptor activity protein-macromolecule adaptor activity molecular adaptor activity	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process organic substance metabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process organic substance metabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process organic substance catabolic process chemical homeostasis homeostatic process monoatomic ion homeostasis cellular catabolic process macroautophagy cellular metabolic process autophagy cellular process process utilizing autophagic mechanism biosynthetic process cellular biosynthetic process organic substance biosynthetic process gene expression macromolecule biosynthetic process potassium ion homeostasis inorganic ion homeostasis monoatomic cation homeostasis protein polyubiquitination protein ubiquitination macromolecule modification post-translational protein modification protein modification process protein K48-linked ubiquitination protein modification by small protein conjugation protein modification by small protein conjugation or removal multicellular organismal process kidney epithelium development nephron morphogenesis nephron tubule morphogenesis nephron epithelium morphogenesis nephron tubule development renal system development multicellular organism development tube morphogenesis distal tubule morphogenesis anatomical structure development renal tubule development animal organ morphogenesis epithelial tube morphogenesis nephron development system development nephron epithelium development developmental process epithelium development tube development animal organ development morphogenesis of an epithelium tissue development tissue morphogenesis anatomical structure morphogenesis kidney morphogenesis distal tubule development kidney development renal tubule morphogenesis proteasomal protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process renal system process system process transport renal sodium ion transport establishment of localization metal ion transport localization renal absorption monoatomic ion transport renal sodium ion absorption monoatomic cation transport sodium ion transport	intracellular organelle intracellular anatomical structure cytoskeleton organelle intracellular non-membrane-bounded organelle cellular anatomical entity non-membrane-bounded organelle cytoplasm cytosol cullin-RING ubiquitin ligase complex protein-containing complex ubiquitin ligase complex catalytic complex transferase complex intracellular organelle intracellular anatomical structure cytoskeleton organelle intracellular non-membrane-bounded organelle cellular anatomical entity non-membrane-bounded organelle cytoplasm cytosol cullin-RING ubiquitin ligase complex protein-containing complex ubiquitin ligase complex catalytic complex transferase complex Cul3-RING ubiquitin ligase complex intracellular protein-containing complex
C [auth D], D [auth C]	Serine/threonine-protein kinase WNK3	molecular condensate scaffold activity protein-macromolecule adaptor activity molecular adaptor activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups binding adenyl ribonucleotide binding nucleotide binding molecular condensate scaffold activity protein-macromolecule adaptor activity molecular adaptor activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein serine/threonine kinase activity	chemical homeostasis homeostatic process monoatomic ion homeostasis regulation of calcium ion import regulation of calcium ion transport regulation of localization regulation of biological process transport regulation of transport regulation of monoatomic ion transport biological regulation establishment of localization calcium ion transport metal ion transport chemical homeostasis homeostatic process monoatomic ion homeostasis regulation of calcium ion import regulation of calcium ion transport regulation of localization regulation of biological process transport regulation of transport regulation of monoatomic ion transport biological regulation establishment of localization calcium ion transport metal ion transport localization monoatomic ion transport calcium ion import monoatomic cation transport regulation of metal ion transport protein localization cellular localization regulation of cellular process regulation of protein localization negative regulation of biological process negative regulation of protein localization to plasma membrane cellular macromolecule localization negative regulation of cellular process regulation of protein localization to membrane negative regulation of protein localization protein localization to cell periphery protein localization to plasma membrane localization within membrane regulation of protein localization to cell periphery protein localization to membrane negative regulation of protein localization to membrane regulation of cellular localization macromolecule localization negative regulation of protein localization to cell periphery cellular process regulation of protein localization to plasma membrane cellular component biogenesis cellular component organization organelle organization cellular component assembly organelle assembly non-membrane-bounded organelle assembly cellular component organization or biogenesis negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death positive regulation of phosphorylation regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of biological process regulation of peptidyl-threonine phosphorylation positive regulation of cellular metabolic process positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process organic substance metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process peptidyl-threonine modification positive regulation of protein phosphorylation phosphorus metabolic process protein modification process positive regulation of cellular process organonitrogen compound metabolic process protein phosphorylation positive regulation of phosphorus metabolic process positive regulation of peptidyl-threonine phosphorylation phosphorylation cellular metabolic process regulation of protein metabolic process regulation of cellular metabolic process primary metabolic process regulation of macromolecule metabolic process macromolecule modification regulation of phosphorus metabolic process metabolic process regulation of phosphorylation macromolecule metabolic process regulation of metabolic process peptidyl-threonine phosphorylation positive regulation of protein localization to plasma membrane positive regulation of protein localization to cell periphery positive regulation of protein localization to membrane positive regulation of protein localization regulation of cellular component size cell volume homeostasis cellular homeostasis regulation of biological quality regulation of cell size regulation of anatomical structure size monoatomic ion transmembrane transport regulation of monoatomic ion transmembrane transport monoatomic cation transmembrane transport transmembrane transport regulation of transmembrane transport regulation of monoatomic cation transmembrane transport positive regulation of cation transmembrane transport positive regulation of sodium ion transmembrane transporter activity regulation of transmembrane transporter activity sodium ion transmembrane transport regulation of sodium ion transport regulation of sodium ion transmembrane transport regulation of transporter activity positive regulation of sodium ion transport regulation of sodium ion transmembrane transporter activity positive regulation of molecular function positive regulation of monoatomic ion transport positive regulation of transmembrane transport positive regulation of sodium ion transmembrane transport positive regulation of monoatomic ion transmembrane transport regulation of monoatomic ion transmembrane transporter activity inorganic ion transmembrane transport inorganic cation transmembrane transport regulation of molecular function positive regulation of transport positive regulation of transporter activity positive regulation of ion transmembrane transporter activity sodium ion transport protein autophosphorylation cellular response to stimulus response to osmotic stress response to stimulus cellular response to chemical stress cellular response to osmotic stress cellular response to environmental stimulus cellular response to chemical stimulus hyperosmotic response cellular hyperosmotic response cellular response to stress response to stress response to chemical response to abiotic stimulus cellular response to abiotic stimulus signaling intracellular signal transduction cell communication osmosensory signaling pathway signal transduction positive regulation of calcium ion transport multicellular organismal process maintenance of blood-brain barrier multicellular organismal-level homeostasis anatomical structure homeostasis tissue homeostasis regulation of body fluid levels system process digestive system process regulation of system process negative regulation of pancreatic juice secretion negative regulation of transport negative regulation of secretion regulation of multicellular organismal process negative regulation of digestive system process secretion by tissue pancreatic juice secretion secretion regulation of pancreatic juice secretion regulation of digestive system process regulation of secretion body fluid secretion digestion negative regulation of multicellular organismal process	intracellular anatomical structure cytoplasm cellular anatomical entity cell-cell junction adherens junction anchoring junction cell junction apical junction complex bicellular tight junction tight junction

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017096	BTB-kelch protein	Family
A, B	IPR000210	BTB/POZ domain	Domain
A, B	IPR015915	Kelch-type beta propeller	Homologous Superfamily
A, B	IPR030578	Kelch-like protein 3, BACK domain	Domain
A, B	IPR006652	Kelch repeat type 1	Repeat
A, B	IPR011705	BTB/Kelch-associated	Domain
A, B	IPR011333	SKP1/BTB/POZ domain superfamily	Homologous Superfamily
C [auth D], D [auth C]	IPR000719	Protein kinase domain	Domain
C [auth D], D [auth C]	IPR024678	Serine/threonine-protein kinase OSR1/WNK, CCT domain	Domain
C [auth D], D [auth C]	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
C [auth D], D [auth C]	IPR008271	Serine/threonine-protein kinase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q9UH77	pseudohypoaldosteronism type 2D pseudohypoaldosteronism autosomal dominant pseudohypoaldosteronism type 1 pilocytic astrocytoma pseudohypoaldosteronism type 1 astrocytic tumor glioblastoma large cell medulloblastoma malignant ependymoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia primitive neuroectodermal tumor pseudohypoaldosteronism type 2 Pseudohypoaldosteronism, Type I, Autosomal Recessive attention deficit hyperactivity disorder, inattentive type pseudohypoaldosteronism type 2D pseudohypoaldosteronism autosomal dominant pseudohypoaldosteronism type 1 pilocytic astrocytoma pseudohypoaldosteronism type 1 astrocytic tumor glioblastoma large cell medulloblastoma malignant ependymoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia primitive neuroectodermal tumor pseudohypoaldosteronism type 2 Pseudohypoaldosteronism, Type I, Autosomal Recessive attention deficit hyperactivity disorder, inattentive type autosomal recessive pseudohypoaldosteronism type 1 heart disease lung cancer malignant glioma oligodendroglioma Pick disease pseudohypoaldosteronism type 2A subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor lung carcinoma malignant mesothelioma pancreatic intraductal papillary-mucinous neoplasm
C [auth D], D [auth C]	Pharos: Q9BYP7	adenoma interstitial cystitis lung large cell carcinoma pancreatic ductal adenocarcinoma prostate carcinoma Conventional (Clear Cell) Renal Cell Carcinoma large cell medulloblastoma medulloblastoma pituitary cancer schizophrenia intellectual disability lung carcinoma osteosarcoma progressive supranuclear palsy squamous cell lung carcinoma

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.