| molecular function |
| | GO:0043531 | | ADP binding | | Interacting selectively and non-covalently with ADP, adenosine 5'-diphosphate. |
| | GO:0005524 | | ATP binding | | Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator. |
| | GO:0030544 | | Hsp70 protein binding | | Interacting selectively and non-covalently with Hsp70 proteins, any of a group of heat shock proteins around 70kDa in size. |
| | GO:0051879 | | Hsp90 protein binding | | Interacting selectively and non-covalently with Hsp90 proteins, any of a group of heat shock proteins around 90kDa in size. |
| | GO:0003824 | | catalytic activity | | Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic. |
| | GO:0004519 | | endonuclease activity | | Catalysis of the hydrolysis of ester linkages within nucleic acids by creating internal breaks. |
| | GO:0004521 | | endoribonuclease activity | | Catalysis of the hydrolysis of ester linkages within ribonucleic acid by creating internal breaks. |
| | GO:0019899 | | enzyme binding | | Interacting selectively and non-covalently with any enzyme. |
| | GO:0016787 | | hydrolase activity | | Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3. |
| | GO:0042802 | | identical protein binding | | Interacting selectively and non-covalently with an identical protein or proteins. |
| | GO:0016301 | | kinase activity | | Catalysis of the transfer of a phosphate group, usually from ATP, to a substrate molecule. |
| | GO:0000287 | | magnesium ion binding | | Interacting selectively and non-covalently with magnesium (Mg) ions. |
| | GO:0046872 | | metal ion binding | | Interacting selectively and non-covalently with any metal ion. |
| | GO:0000166 | | nucleotide binding | | Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose. |
| | GO:0005515 | | protein binding | | Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules). |
| | GO:0042803 | | protein homodimerization activity | | Interacting selectively and non-covalently with an identical protein to form a homodimer. |
| | GO:0004672 | | protein kinase activity | | Catalysis of the phosphorylation of an amino acid residue in a protein, usually according to the reaction: a protein + ATP = a phosphoprotein + ADP. |
| | GO:0004674 | | protein serine/threonine kinase activity | | Catalysis of the reactions: ATP + protein serine = ADP + protein serine phosphate, and ATP + protein threonine = ADP + protein threonine phosphate. |
| | GO:0004540 | | ribonuclease activity | | Catalysis of the hydrolysis of phosphodiester bonds in chains of RNA. |
| | GO:0016740 | | transferase activity | | Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2. |
| biological process |
| | GO:0036498 | | IRE1-mediated unfolded protein response | | A series of molecular signals mediated by the endoplasmic reticulum stress sensor IRE1 (Inositol-requiring transmembrane kinase/endonuclease). Begins with activation of IRE1 in response to endoplasmic reticulum (ER) stress, and ends with regulation of a downstream cellular process, e.g. transcription. One target of activated IRE1 is the transcription factor HAC1 in yeast, or XBP1 in mammals; IRE1 cleaves an intron of a mRNA coding for HAC1/XBP1 to generate an activated HAC1/XBP1 transcription factor, which controls the up regulation of UPR-related genes. At least in mammals, IRE1 can also signal through additional intracellular pathways including JNK and NF-kappaB. |
| | GO:0090502 | | RNA phosphodiester bond hydrolysis, endonucleolytic | | The chemical reactions and pathways involving the hydrolysis of internal 3',5'-phosphodiester bonds in one or two strands of ribonucleotides. |
| | GO:0007257 | | activation of JUN kinase activity | | The initiation of the activity of the inactive enzyme JUN kinase (JNK). |
| | GO:0006987 | | activation of signaling protein activity involved in unfolded protein response | | The conversion of a specific protein, possessing protein kinase and endoribonuclease activities, to an active form as a result of signaling via the unfolded protein response. |
| | GO:0006915 | | apoptotic process | | A programmed cell death process which begins when a cell receives an internal (e.g. DNA damage) or external signal (e.g. an extracellular death ligand), and proceeds through a series of biochemical events (signaling pathway phase) which trigger an execution phase. The execution phase is the last step of an apoptotic process, and is typically characterized by rounding-up of the cell, retraction of pseudopodes, reduction of cellular volume (pyknosis), chromatin condensation, nuclear fragmentation (karyorrhexis), plasma membrane blebbing and fragmentation of the cell into apoptotic bodies. When the execution phase is completed, the cell has died. |
| | GO:0007050 | | cell cycle arrest | | A regulatory process that halts progression through the cell cycle during one of the normal phases (G1, S, G2, M). |
| | GO:0071333 | | cellular response to glucose stimulus | | Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a glucose stimulus. |
| | GO:0035924 | | cellular response to vascular endothelial growth factor stimulus | | Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a vascular endothelial growth factor stimulus. |
| | GO:0030968 | | endoplasmic reticulum unfolded protein response | | The series of molecular signals generated as a consequence of the presence of unfolded proteins in the endoplasmic reticulum (ER) or other ER-related stress; results in changes in the regulation of transcription and translation. |
| | GO:0001935 | | endothelial cell proliferation | | The multiplication or reproduction of endothelial cells, resulting in the expansion of a cell population. Endothelial cells are thin flattened cells which line the inside surfaces of body cavities, blood vessels, and lymph vessels, making up the endothelium. |
| | GO:1901142 | | insulin metabolic process | | The chemical reactions and pathways involving insulin. |
| | GO:0070059 | | intrinsic apoptotic signaling pathway in response to endoplasmic reticulum stress | | A series of molecular signals in which an intracellular signal is conveyed to trigger the apoptotic death of a cell. The pathway is induced in response to a stimulus indicating endoplasmic reticulum (ER) stress, and ends when the execution phase of apoptosis is triggered. ER stress usually results from the accumulation of unfolded or misfolded proteins in the ER lumen. |
| | GO:0006402 | | mRNA catabolic process | | The chemical reactions and pathways resulting in the breakdown of mRNA, messenger RNA, which is responsible for carrying the coded genetic 'message', transcribed from DNA, to sites of protein assembly at the ribosomes. |
| | GO:0006379 | | mRNA cleavage | | Any process in which a pre-mRNA or mRNA molecule is cleaved at specific sites or in a regulated manner. |
| | GO:0070055 | | mRNA endonucleolytic cleavage involved in unfolded protein response | | The endonucleolytic cleavage of a mRNA containing an HAC1-type intron at the 5' and 3' splice sites. The cleavage step is part of unconventional mRNA splicing, and contributes to the endoplasmic reticulum unfolded protein response. |
| | GO:0006397 | | mRNA processing | | Any process involved in the conversion of a primary mRNA transcript into one or more mature mRNA(s) prior to translation into polypeptide. |
| | GO:0070054 | | mRNA splicing, via endonucleolytic cleavage and ligation | | Splicing of mRNA substrates via recognition of the folded RNA structure that brings the 5' and 3' splice sites into proximity and cleavage of the RNA at both the 3' and 5' splice sites by an endonucleolytic mechanism, followed by ligation of the exons. |
| | GO:0008152 | | metabolic process | | The chemical reactions and pathways, including anabolism and catabolism, by which living organisms transform chemical substances. Metabolic processes typically transform small molecules, but also include macromolecular processes such as DNA repair and replication, and protein synthesis and degradation. |
| | GO:0036289 | | peptidyl-serine autophosphorylation | | The phosphorylation by a protein of one or more of its own serine amino acid residues, or a serine residue on an identical protein. |
| | GO:1990579 | | peptidyl-serine trans-autophosphorylation | | The phosphorylation of a peptidyl-serine to form peptidyl-O-phospho-L-serine on an identical protein. For example, phosphorylation by the other kinase within a homodimer. |
| | GO:0016310 | | phosphorylation | | The process of introducing a phosphate group into a molecule, usually with the formation of a phosphoric ester, a phosphoric anhydride or a phosphoric amide. |
| | GO:0033120 | | positive regulation of RNA splicing | | Any process that activates or increases the frequency, rate or extent of RNA splicing. |
| | GO:1900103 | | positive regulation of endoplasmic reticulum unfolded protein response | | Any process that activates or increases the frequency, rate or extent of endoplasmic reticulum unfolded protein response. |
| | GO:0046777 | | protein autophosphorylation | | The phosphorylation by a protein of one or more of its own amino acid residues (cis-autophosphorylation), or residues on an identical protein (trans-autophosphorylation). |
| | GO:0006468 | | protein phosphorylation | | The process of introducing a phosphate group on to a protein. |
| | GO:0016241 | | regulation of macroautophagy | | Any process that modulates the frequency, rate or extent of macroautophagy. |
| | GO:0006355 | | regulation of transcription, DNA-templated | | Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription. |
| | GO:0034976 | | response to endoplasmic reticulum stress | | Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stress acting at the endoplasmic reticulum. ER stress usually results from the accumulation of unfolded or misfolded proteins in the ER lumen. |
| | GO:0006986 | | response to unfolded protein | | Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an unfolded protein stimulus. |
| | GO:0006351 | | transcription, DNA-templated | | The cellular synthesis of RNA on a template of DNA. |
| cellular component |
| | GO:1990597 | | AIP1-IRE1 complex | | A protein complex consisting of IRE1 (inositol-requiring enzyme-1) bound to AIP1 (ASK1-interacting protein 1/DAB2-interacting protein). |
| | GO:1990630 | | IRE1-RACK1-PP2A complex | | A protein complex consisting of IRE1 (Inositol-requiring enzyme-1), RACK1 (Receptor of activated protein kinase C 1, GNB2L1) and PP2A (protein phosphatase 2A). RACK1 acts as an adaptor to bridge an interaction between IRE1 and PP2A. |
| | GO:1990604 | | IRE1-TRAF2-ASK1 complex | | A protein complex of the endoplasmic reticulum membrane that consists of IRE1 (Inositol-requiring enzyme-1), TRAF2 (TNF receptor-associated factor 2) and ASK1 (Apoptosis signal-regulating kinase 1, a MAP3K). |
| | GO:1990332 | | Ire1 complex | | A type-I transmembrane protein complex located in the endoplasmic reticulum (ER) consisting of an IRE1-IRE1 dimer, which forms in response to the accumulation of unfolded protein in the ER. The dimeric complex has endoribonuclease (RNase) activity and evokes the unfolded protein response (UPR) by cleaving an intron of a mRNA coding for the transcription factor HAC1 in yeast or XBP1 in mammals; the complex cleaves a single phosphodiester bond in each of two RNA hairpins (with non-specific base paired stems and loops of consensus sequence CNCNNGN, where N is any base) to remove an intervening intron from the target transcript. |
| | GO:0005737 | | cytoplasm | | All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures. |
| | GO:0005783 | | endoplasmic reticulum | | The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached). |
| | GO:0005789 | | endoplasmic reticulum membrane | | The lipid bilayer surrounding the endoplasmic reticulum. |
| | GO:0030176 | | integral component of endoplasmic reticulum membrane | | The component of the endoplasmic reticulum membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane. |
| | GO:0016021 | | integral component of membrane | | The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane. |
| | GO:0016020 | | membrane | | A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it. |
| | GO:0005739 | | mitochondrion | | A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration. |
| | GO:0005637 | | nuclear inner membrane | | The inner, i.e. lumen-facing, lipid bilayer of the nuclear envelope. |