4YZY

Crystal structures reveal transient PERK luminal domain tetramerization in ER stress signaling

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F_UNCLASSIFIED	e4yzyA1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: PERK and Ire1 luminal domains	F: F_UNCLASSIFIED	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Eukaryotic translation initiation factor 2-alpha kinase 3	protein binding binding eukaryotic initiation factor eIF2 binding translation initiation factor binding protein serine/threonine kinase activity eukaryotic translation initiation factor 2alpha kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein phosphatase binding protein binding binding eukaryotic initiation factor eIF2 binding translation initiation factor binding protein serine/threonine kinase activity eukaryotic translation initiation factor 2alpha kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein phosphatase binding phosphatase binding enzyme 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 identical protein binding Hsp90 protein binding heat shock protein binding protein serine kinase activity	developmental process multicellular organismal process ossification bone mineralization animal organ development anatomical structure development biomineral tissue development tissue development cellular developmental process connective tissue development cell development multicellular organism development skeletal system development cell differentiation developmental process multicellular organismal process ossification bone mineralization animal organ development anatomical structure development biomineral tissue development tissue development cellular developmental process connective tissue development cell development multicellular organism development skeletal system development cell differentiation chondrocyte differentiation cellular process chondrocyte development cartilage development system development cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus cellular response to sterol depletion signaling biological regulation response to sterol depletion cell communication SREBP signaling pathway cellular response to stress response to stress ER-nucleus signaling pathway signal transduction cellular biosynthetic process positive regulation of biological process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process organic substance metabolic process positive regulation of biosynthetic process organic substance biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process regulation of biosynthetic process cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular biosynthetic process cellular response to nutrient levels response to nutrient levels response to starvation cellular response to glucose starvation cellular response to starvation negative regulation of nervous system process system process regulation of developmental process regulation of myelination regulation of system process negative regulation of biological process regulation of nervous system development axon ensheathment ensheathment of neurons negative regulation of cellular process regulation of multicellular organismal process regulation of multicellular organismal development nervous system process nervous system development regulation of nervous system process myelination negative regulation of myelination negative regulation of multicellular organismal process cell surface receptor signaling pathway insulin-like growth factor receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway enzyme-linked receptor protein signaling pathway protein phosphorylation organonitrogen compound metabolic process protein autophosphorylation phosphorylation primary metabolic process macromolecule modification phosphate-containing compound metabolic process protein metabolic process protein modification process phosphorus metabolic process organonitrogen compound biosynthetic process regulation of translational initiation by eIF2 alpha phosphorylation regulation of primary metabolic process post-transcriptional regulation of gene expression regulation of translation in response to stress translational initiation regulation of translational initiation regulation of protein metabolic process translation regulation of translation regulation of translational initiation in response to stress fat cell differentiation regulation of body fluid levels secretion transport mammary gland development gland development establishment of localization body fluid secretion localization lactation regulation of biological quality peptidyl-serine modification peptidyl-serine phosphorylation peptidyl-amino acid modification response to biotic stimulus cellular response to biotic stimulus ER overload response response to endoplasmic reticulum stress cellular response to amino acid starvation response to amino acid starvation negative regulation of translation in response to stress negative regulation of cellular metabolic process negative regulation of protein metabolic process negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of gene expression negative regulation of macromolecule biosynthetic process negative regulation of translation negative regulation of macromolecule metabolic process negative regulation of translation in response to endoplasmic reticulum stress regulation of translation in response to endoplasmic reticulum stress negative regulation of biosynthetic process response to organic substance cellular response to topologically incorrect protein endoplasmic reticulum unfolded protein response cellular response to unfolded protein response to unfolded protein cellular response to chemical stimulus response to chemical response to topologically incorrect protein cellular response to organic substance regulation of cellular response to stress regulation of phosphate metabolic process regulation of translation initiation in response to endoplasmic reticulum stress eiF2alpha phosphorylation in response to endoplasmic reticulum stress regulation of response to stimulus regulation of phosphorus metabolic process regulation of protein modification process regulation of protein phosphorylation regulation of response to endoplasmic reticulum stress regulation of response to stress regulation of endoplasmic reticulum stress-induced eIF2 alpha phosphorylation regulation of phosphorylation protein localization regulation of localization cellular localization regulation of protein localization positive regulation of protein localization to nucleus regulation of protein localization to nucleus protein localization to nucleus regulation of cellular localization cellular macromolecule localization macromolecule localization protein localization to organelle positive regulation of protein localization regulation of cytokine production cytokine production regulation of vascular endothelial growth factor production vascular endothelial growth factor production positive regulation of multicellular organismal process positive regulation of vascular endothelial growth factor production positive regulation of cytokine production oxoacid metabolic process regulation of lipid metabolic process organic acid metabolic process cellular ketone metabolic process regulation of small molecule metabolic process small molecule metabolic process fatty acid metabolic process regulation of cellular ketone metabolic process carboxylic acid metabolic process regulation of fatty acid metabolic process cellular lipid metabolic process monocarboxylic acid metabolic process lipid metabolic process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development anatomical structure morphogenesis tube morphogenesis anatomical structure formation involved in morphogenesis blood vessel development 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 intracellular signal transduction calcium-mediated signaling intracellular signaling cassette positive regulation of cell communication positive regulation of signal transduction regulation of signal transduction intrinsic apoptotic signaling pathway in response to endoplasmic reticulum stress regulation of intrinsic apoptotic signaling pathway positive regulation of apoptotic signaling pathway positive regulation of response to stimulus regulation of endoplasmic reticulum stress-induced intrinsic apoptotic signaling pathway positive regulation of response to endoplasmic reticulum stress regulation of intracellular signal transduction intrinsic apoptotic signaling pathway regulation of signaling positive regulation of programmed cell death positive regulation of intracellular signal transduction positive regulation of apoptotic process apoptotic signaling pathway regulation of cell communication positive regulation of intrinsic apoptotic signaling pathway positive regulation of endoplasmic reticulum stress-induced intrinsic apoptotic signaling pathway regulation of apoptotic signaling pathway positive regulation of signaling PERK-mediated unfolded protein response integrated stress response signaling pancreas development endocrine system development endocrine pancreas development cellular component organization organelle organization cellular component organization or biogenesis endoplasmic reticulum organization endomembrane system organization nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase I regulation of nucleobase-containing compound metabolic process positive regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase I positive regulation of RNA metabolic process organic cyclic compound metabolic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of transcription by RNA polymerase I regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process positive regulation of RNA biosynthetic process cellular response to cold response to abiotic stimulus response to cold response to temperature stimulus positive regulation of proteasomal protein catabolic process ERAD pathway regulation of proteolysis proteolysis regulation of ERAD pathway organonitrogen compound catabolic process response to organonitrogen compound response to nitrogen compound positive regulation of protein catabolic process positive regulation of proteolysis regulation of proteasomal protein catabolic process positive regulation of ERAD pathway catabolic process positive regulation of protein metabolic process proteolysis involved in protein catabolic process macromolecule catabolic process regulation of proteolysis involved in protein catabolic process proteasomal protein catabolic process protein catabolic process regulation of catabolic process positive regulation of proteolysis involved in protein catabolic process positive regulation of catabolic process organic substance catabolic process regulation of protein catabolic process glutathione metabolic process regulation of amide metabolic process positive regulation of sulfur metabolic process positive regulation of glutathione biosynthetic process regulation of sulfur metabolic process sulfur compound metabolic process amide metabolic process amide biosynthetic process regulation of glutathione biosynthetic process cellular modified amino acid metabolic process sulfur compound biosynthetic process peptide biosynthetic process cellular modified amino acid biosynthetic process positive regulation of amide metabolic process glutathione biosynthetic process nonribosomal peptide biosynthetic process peptide metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle intracellular organelle organelle endoplasmic reticulum endoplasmic reticulum quality control compartment intracellular membrane-bounded organelle endomembrane system perinuclear region of cytoplasm organelle subcompartment membrane endoplasmic reticulum subcompartment intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle intracellular organelle organelle endoplasmic reticulum endoplasmic reticulum quality control compartment intracellular membrane-bounded organelle endomembrane system perinuclear region of cytoplasm organelle subcompartment membrane endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network organelle membrane endoplasmic reticulum membrane nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000719	Protein kinase domain	Domain
A	IPR011047	Quinoprotein alcohol dehydrogenase-like superfamily	Homologous Superfamily
A	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
A	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A	IPR008271	Serine/threonine-protein kinase, active site	Active Site

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 R01GM133198.