molecular function |
| GO:0001664 | | G-protein coupled receptor binding | | Interacting selectively and non-covalently with a G-protein coupled receptor. |
| 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:0046332 | | SMAD binding | | Interacting selectively and non-covalently with a SMAD signaling protein. |
| GO:0030911 | | TPR domain binding | | Interacting selectively and non-covalently with a tetratricopeptide repeat (TPR) domain of a protein, the consensus sequence of which is defined by a pattern of small and large hydrophobic amino acids and a structure composed of helices. |
| GO:0019899 | | enzyme binding | | Interacting selectively and non-covalently with any enzyme. |
| GO:0031072 | | heat shock protein binding | | Interacting selectively and non-covalently with a heat shock protein, any protein synthesized or activated in response to heat shock. |
| GO:0019900 | | kinase binding | | Interacting selectively and non-covalently with a kinase, any enzyme that catalyzes the transfer of a phosphate group. |
| GO:0016874 | | ligase activity | | Catalysis of the joining of two substances, or two groups within a single molecule, with the concomitant hydrolysis of the diphosphate bond in ATP or a similar triphosphate. |
| GO:0051787 | | misfolded protein binding | | Interacting selectively and non-covalently with a misfolded protein. |
| 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:0030674 | | protein binding, bridging | | The binding activity of a molecule that brings together two or more protein molecules, or a protein and another macromolecule or complex, through a selective, non-covalent, often stoichiometric interaction, permitting those molecules to function in a coordinated way. |
| GO:0042803 | | protein homodimerization activity | | Interacting selectively and non-covalently with an identical protein to form a homodimer. |
| GO:0061630 | | ubiquitin protein ligase activity | | Catalysis of the transfer of ubiquitin to a substrate protein via the reaction X-ubiquitin + S -> X + S-ubiquitin, where X is either an E2 or E3 enzyme, the X-ubiquitin linkage is a thioester bond, and the S-ubiquitin linkage is an amide bond: an isopeptide bond between the C-terminal glycine of ubiquitin and the epsilon-amino group of lysine residues in the substrate or, in the linear extension of ubiquitin chains, a peptide bond the between the C-terminal glycine and N-terminal methionine of ubiquitin residues. |
| GO:1904264 | | ubiquitin protein ligase activity involved in ERAD pathway | | Any ubiquitin protein ligase activity that is involved in the ERAD pathway (the targeting of endoplasmic reticulum (ER)-resident proteins for degradation by the cytoplasmic proteasome). |
| GO:0031625 | | ubiquitin protein ligase binding | | Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins. |
| GO:0004842 | | ubiquitin-protein transferase activity | | Catalysis of the transfer of ubiquitin from one protein to another via the reaction X-Ub + Y --> Y-Ub + X, where both X-Ub and Y-Ub are covalent linkages. |
| GO:0034450 | | ubiquitin-ubiquitin ligase activity | | Isoenergetic transfer of ubiquitin from one protein to an existing ubiquitin chain via the reaction X-ubiquitin + Y-ubiquitin -> Y-ubiquitin-ubiquitin + X, where both the X-ubiquitin and Y-ubiquitin-ubiquitin linkages are thioester bonds between the C-terminal glycine of ubiquitin and a sulfhydryl side group of a cysteine residue. |
biological process |
| GO:0006281 | | DNA repair | | The process of restoring DNA after damage. Genomes are subject to damage by chemical and physical agents in the environment (e.g. UV and ionizing radiations, chemical mutagens, fungal and bacterial toxins, etc.) and by free radicals or alkylating agents endogenously generated in metabolism. DNA is also damaged because of errors during its replication. A variety of different DNA repair pathways have been reported that include direct reversal, base excision repair, nucleotide excision repair, photoreactivation, bypass, double-strand break repair pathway, and mismatch repair pathway. |
| GO:0036503 | | ERAD pathway | | The protein catabolic pathway which targets endoplasmic reticulum (ER)-resident proteins for degradation by the cytoplasmic proteasome. It begins with recognition of the ER-resident protein, includes retrotranslocation (dislocation) of the protein from the ER to the cytosol, protein modifications necessary for correct substrate transfer (e.g. ubiquitination), transport of the protein to the proteasome, and ends with degradation of the protein by the cytoplasmic proteasome. |
| GO:0006974 | | cellular response to DNA damage 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 stimulus indicating damage to its DNA from environmental insults or errors during metabolism. |
| GO:0071218 | | cellular response to misfolded protein | | 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 misfolded protein 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:0006515 | | misfolded or incompletely synthesized protein catabolic process | | The chemical reactions and pathways resulting in the breakdown of misfolded or attenuated proteins. |
| GO:0032091 | | negative regulation of protein binding | | Any process that stops, prevents, or reduces the frequency, rate or extent of protein binding. |
| GO:0090035 | | positive regulation of chaperone-mediated protein complex assembly | | Any process that increases the frequency, rate, or extent of chaperone-mediated protein complex assembly. Chaperone-mediated protein complex assembly is the aggregation, arrangement and bonding together of a set of components to form a protein complex, mediated by chaperone molecules that do not form part of the finished complex. |
| GO:0032436 | | positive regulation of proteasomal ubiquitin-dependent protein catabolic process | | Any process that activates or increases the frequency, rate or extent of the breakdown of a protein or peptide by hydrolysis of its peptide bonds, initiated by the covalent attachment of ubiquitin, and mediated by the proteasome. |
| GO:0031398 | | positive regulation of protein ubiquitination | | Any process that activates or increases the frequency, rate or extent of the addition of ubiquitin groups to a protein. |
| GO:0051443 | | positive regulation of ubiquitin-protein transferase activity | | Any process that activates, maintains or increases the rate of ubiquitin transferase activity. |
| GO:0043161 | | proteasome-mediated ubiquitin-dependent protein catabolic process | | The chemical reactions and pathways resulting in the breakdown of a protein or peptide by hydrolysis of its peptide bonds, initiated by the covalent attachment of ubiquitin, and mediated by the proteasome. |
| GO:0070534 | | protein K63-linked ubiquitination | | A protein ubiquitination process in which a polymer of ubiquitin, formed by linkages between lysine residues at position 63 of the ubiquitin monomers, is added to a protein. K63-linked ubiquitination does not target the substrate protein for degradation, but is involved in several pathways, notably as a signal to promote error-free DNA postreplication repair. |
| GO:0051865 | | protein autoubiquitination | | The ubiquitination by a protein of one or more of its own amino acid residues, or residues on an identical protein. Ubiquitination occurs on the lysine residue by formation of an isopeptide crosslink. |
| GO:0006457 | | protein folding | | The process of assisting in the covalent and noncovalent assembly of single chain polypeptides or multisubunit complexes into the correct tertiary structure. |
| GO:0051604 | | protein maturation | | Any process leading to the attainment of the full functional capacity of a protein. |
| GO:0000209 | | protein polyubiquitination | | Addition of multiple ubiquitin groups to a protein, forming a ubiquitin chain. |
| GO:0016567 | | protein ubiquitination | | The process in which one or more ubiquitin groups are added to a protein. |
| GO:0042787 | | protein ubiquitination involved in ubiquitin-dependent protein catabolic process | | The process in which a ubiquitin group, or multiple groups, are covalently attached to the target protein, thereby initiating the degradation of that protein. |
| GO:0031943 | | regulation of glucocorticoid metabolic process | | Any process that modulates the frequency, rate or extent of the chemical reactions and pathways involving glucocorticoids. |
| GO:0031647 | | regulation of protein stability | | Any process that affects the structure and integrity of a protein, altering the likelihood of its degradation or aggregation. |
| GO:0030579 | | ubiquitin-dependent SMAD protein catabolic process | | The chemical reactions and pathways resulting in the breakdown of SMAD signaling proteins by ubiquitination and targeting to the proteasome. |
| GO:0006511 | | ubiquitin-dependent protein catabolic process | | The chemical reactions and pathways resulting in the breakdown of a protein or peptide by hydrolysis of its peptide bonds, initiated by the covalent attachment of a ubiquitin group, or multiple ubiquitin groups, to the protein. |
cellular component |
| GO:0030018 | | Z disc | | Platelike region of a muscle sarcomere to which the plus ends of actin filaments are attached. |
| 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:0070062 | | extracellular exosome | | A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm. |
| GO:0045111 | | intermediate filament cytoskeleton | | Cytoskeletal structure made from intermediate filaments, typically organized in the cytosol as an extended system that stretches from the nuclear envelope to the plasma membrane. Some intermediate filaments run parallel to the cell surface, while others traverse the cytosol; together they form an internal framework that helps support the shape and resilience of the cell. |
| GO:0042405 | | nuclear inclusion body | | An intranuclear focus at which aggregated proteins have been sequestered. |
| GO:0005654 | | nucleoplasm | | That part of the nuclear content other than the chromosomes or the nucleolus. |
| GO:0005634 | | nucleus | | A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent. |
| GO:0005886 | | plasma membrane | | The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins. |
| GO:0031371 | | ubiquitin conjugating enzyme complex | | Any complex that possesses ubiquitin conjugating enzyme activity. |
| GO:0000151 | | ubiquitin ligase complex | | A protein complex that includes a ubiquitin-protein ligase and enables ubiquitin protein ligase activity. The complex also contains other proteins that may confer substrate specificity on the complex. |