4CH9

Crystal structure of the human KLHL3 Kelch domain in complex with a WNK4 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	SCOP2 Family	BTB/kelch domain-like	8084986	4003219	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Kelch motif	8084987	3000448	SCOP2 (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	Kelch_1	e4ch9A1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: Kelch_1	ECOD (1.6)
B	Kelch_1	e4ch9B1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: Kelch_1	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	protein binding binding cullin family protein binding ubiquitin-like ligase-substrate adaptor activity enzyme-substrate adaptor activity protein-macromolecule adaptor activity molecular adaptor activity cytoskeletal protein binding actin binding structural molecule activity	chemical homeostasis homeostatic process monoatomic ion homeostasis 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 chemical homeostasis homeostatic process monoatomic ion homeostasis 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 primary metabolic process protein ubiquitination macromolecule modification metabolic process cellular process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal catabolic process proteolysis involved in protein catabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process macroautophagy autophagy process utilizing autophagic mechanism biosynthetic process gene expression macromolecule biosynthetic process potassium ion homeostasis inorganic ion homeostasis monoatomic cation homeostasis protein polyubiquitination protein K48-linked ubiquitination 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	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol intracellular organelle cytoskeleton organelle membraneless organelle intracellular membraneless organelle cullin-RING ubiquitin ligase complex protein-containing complex ubiquitin ligase complex catalytic complex transferase complex cellular anatomical structure intracellular anatomical structure cytoplasm cytosol intracellular organelle cytoskeleton organelle membraneless organelle intracellular membraneless organelle 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, D	SERINE/THREONINE-PROTEIN KINASE WNK4	protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups histone H2AS121 kinase activity histone modifying activity histone H2A kinase activity catalytic activity histone kinase activity AMP-activated protein kinase activity molecular function inhibitor activity protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups histone H2AS121 kinase activity histone modifying activity histone H2A kinase activity catalytic activity histone kinase activity AMP-activated protein kinase activity molecular function inhibitor activity channel regulator activity transporter inhibitor activity ion channel inhibitor activity ion channel regulator activity molecular function regulator activity transporter regulator activity channel inhibitor activity DNA-dependent protein kinase activity histone H3T45 kinase activity histone H3 kinase activity eukaryotic translation initiation factor 2alpha kinase activity 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 histone H3T6 kinase activity histone H3T3 kinase activity histone H2BS14 kinase activity histone H2B kinase activity histone H3S57 kinase activity Rho-dependent protein serine/threonine kinase activity histone H2AT120 kinase activity histone H2AXS139 kinase activity histone H2AX kinase activity histone H4S1 kinase activity histone H4 kinase activity protein serine kinase activity chloride ion binding histone H3T11 kinase activity histone H3S28 kinase activity 3-phosphoinositide-dependent protein kinase activity histone H2BS36 kinase activity histone H2AS1 kinase activity ribosomal protein S6 kinase activity histone H3S10 kinase activity	multicellular organismal process system process circulatory system process regulation of blood pressure biological regulation regulation of biological quality blood circulation transport monoatomic ion transmembrane transport potassium ion transmembrane transport inorganic ion transmembrane transport establishment of localization metal ion transport inorganic cation transmembrane transport multicellular organismal process system process circulatory system process regulation of blood pressure biological regulation regulation of biological quality blood circulation transport monoatomic ion transmembrane transport potassium ion transmembrane transport inorganic ion transmembrane transport establishment of localization metal ion transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization monoatomic ion transport potassium ion transport cellular process monoatomic cation transport renal system process renal sodium ion transport sodium ion transport protein localization cellular localization cellular macromolecule localization macromolecule localization signaling steroid hormone secretion organic hydroxy compound transport hormone secretion cell communication secretion by cell signal release aldosterone secretion mineralocorticoid secretion regulation of biological process secretion regulation of hormone levels lipid localization export from cell cell-cell signaling lipid transport endocrine hormone secretion endocrine process lipid export from cell hormone transport corticosteroid hormone secretion regulation of localization regulation of transport regulation of monoatomic ion transport negative regulation of monoatomic ion transport negative regulation of biological process negative regulation of transport regulation of sodium ion transport negative regulation of sodium ion transport regulation of metal ion transport monoatomic anion transport chloride transport inorganic anion transport inorganic ion homeostasis chemical homeostasis homeostatic process monoatomic ion homeostasis calcium ion homeostasis monoatomic cation homeostasis protein phosphorylation phosphorylation primary metabolic process macromolecule modification phosphate-containing compound metabolic process metabolic process protein metabolic process macromolecule metabolic process protein modification process phosphorus metabolic process regulation of body fluid levels digestive system process regulation of system process negative regulation of pancreatic juice secretion negative regulation of secretion regulation of multicellular organismal process negative regulation of digestive system process secretion by tissue pancreatic juice secretion regulation of pancreatic juice secretion regulation of digestive system process regulation of secretion body fluid secretion digestion negative regulation of multicellular organismal process cellular response to stimulus cellular response to chemical stimulus response to stimulus response to chemical cellular response to xenobiotic stimulus response to xenobiotic stimulus regulation of potassium ion transport regulation of cellular process regulation of monoatomic ion transmembrane transport export across plasma membrane potassium ion export across plasma membrane regulation of potassium ion transmembrane transport regulation of transmembrane transport regulation of potassium ion export across plasma membrane regulation of monoatomic cation transmembrane transport macrophage activation immune system process cell activation myeloid leukocyte activation leukocyte activation renal absorption renal sodium ion absorption intracellular monoatomic anion homeostasis intracellular chloride ion homeostasis monoatomic anion homeostasis cellular homeostasis intracellular chemical homeostasis chloride ion homeostasis intracellular monoatomic ion homeostasis regulation of protein localization negative regulation of protein localization to plasma membrane 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 regulation of protein localization to cell periphery localization within membrane protein localization to membrane negative regulation of protein localization to membrane regulation of cellular localization negative regulation of protein localization to cell periphery regulation of protein localization to plasma membrane intracellular signal transduction intracellular signaling cassette MAPK cascade ERK1 and ERK2 cascade signal transduction 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 sodium ion transmembrane transport biosynthetic process gene expression macromolecule biosynthetic process defense response response to stress inflammatory response response to nutrient levels multicellular organismal-level homeostasis response to dietary excess energy homeostasis	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol cell body protein-containing complex cell-cell junction apical junction complex bicellular tight junction tight junction anchoring junction cell junction

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000210	BTB/POZ domain	Domain
A, B	IPR015915	Kelch-type beta propeller	Homologous Superfamily
A, B	IPR006652	Kelch repeat type 1	Repeat
A, B	IPR011705	BTB/Kelch-associated	Domain
A, B	IPR017096	BTB-kelch protein	Family
A, B	IPR030578	Kelch-like protein 3, BACK domain	Domain
A, B	IPR011333	SKP1/BTB/POZ domain superfamily	Homologous Superfamily
C, D	IPR050588	With No Lysine (K) Ser/Thr Protein Kinase	Family
C, D	IPR000719	Protein kinase domain	Domain
C, D	IPR024678	Serine/threonine-protein kinase OSR1/WNK, CCT domain	Domain
C, D	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
C, D	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, D	Pharos: Q96J92	pseudohypoaldosteronism type 2B pseudohypoaldosteronism hypertensive disorder autosomal dominant pseudohypoaldosteronism type 1 endometriosis metastatic melanoma pancreatic intraductal papillary-mucinous carcinoma pseudohypoaldosteronism type 2 Pseudohypoaldosteronism, Type I, Autosomal Recessive autosomal recessive pseudohypoaldosteronism type 1 ovarian cancer pseudohypoaldosteronism type 2A schizophrenia ovarian mucinous adenocarcinoma pseudohypoaldosteronism type 1

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.