| molecular function |
|---|
| | GO:0005070 | | SH3/SH2 adaptor activity | | Interacting selectively and non-covalently and simultaneously with one or more signal transduction molecules, usually acting as a scaffold to bring these molecules into close proximity either using their own SH2/SH3 domains (e.g. Grb2) or those of their target molecules (e.g. SAM68). |
| | GO:0015026 | | coreceptor activity | | Combining with an extracellular or intracellular messenger, and in cooperation with a nearby primary receptor, initiating a change in cell activity. |
| | GO:0042802 | | identical protein binding | | Interacting selectively and non-covalently with an identical protein or proteins. |
| | GO:0046934 | | phosphatidylinositol-4,5-bisphosphate 3-kinase activity | | Catalysis of the reaction: 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate + ATP = a 1-phosphatidyl-1D-myo-inositol 3,4,5-trisphosphate + ADP + 2 H(+). |
| | GO:0002020 | | protease binding | | Interacting selectively and non-covalently with any protease or peptidase. |
| | 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:0019901 | | protein kinase binding | | Interacting selectively and non-covalently with a protein kinase, any enzyme that catalyzes the transfer of a phosphate group, usually from ATP, to a protein substrate. |
| biological process |
|---|
| | GO:0031295 | | T cell costimulation | | The process of providing, via surface-bound receptor-ligand pairs, a second, antigen-independent, signal in addition to that provided by the T cell receptor to augment T cell activation. |
| | GO:0050852 | | T cell receptor signaling pathway | | A series of molecular signals initiated by the cross-linking of an antigen receptor on a T cell. |
| | GO:0097190 | | apoptotic signaling pathway | | A series of molecular signals which triggers the apoptotic death of a cell. The pathway starts with reception of a signal, and ends when the execution phase of apoptosis is triggered. |
| | GO:0007166 | | cell surface receptor signaling pathway | | A series of molecular signals initiated by activation of a receptor on the surface of a cell. The pathway begins with binding of an extracellular ligand to a cell surface receptor, or for receptors that signal in the absence of a ligand, by ligand-withdrawal or the activity of a constitutively active receptor. The pathway ends with regulation of a downstream cellular process, e.g. transcription. |
| | GO:0042089 | | cytokine biosynthetic process | | The chemical reactions and pathways resulting in the formation of cytokines, any of a group of proteins that function to control the survival, growth and differentiation of tissues and cells, and which have autocrine and paracrine activity. |
| | GO:0006959 | | humoral immune response | | An immune response mediated through a body fluid. |
| | GO:0006955 | | immune response | | Any immune system process that functions in the calibrated response of an organism to a potential internal or invasive threat. |
| | GO:0010629 | | negative regulation of gene expression | | Any process that decreases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form. |
| | GO:0045060 | | negative thymic T cell selection | | The process of elimination of immature T cells in the thymus which react strongly with self-antigens. |
| | GO:0046854 | | phosphatidylinositol phosphorylation | | The process of introducing one or more phosphate groups into a phosphatidylinositol, any glycerophosphoinositol having one phosphatidyl group esterified to one of the hydroxy groups of inositol. |
| | GO:0048015 | | phosphatidylinositol-mediated signaling | | A series of molecular signals in which a cell uses a phosphatidylinositol-mediated signaling to convert a signal into a response. Phosphatidylinositols include phosphatidylinositol (PtdIns) and its phosphorylated derivatives. |
| | GO:0042102 | | positive regulation of T cell proliferation | | Any process that activates or increases the rate or extent of T cell proliferation. |
| | GO:0046641 | | positive regulation of alpha-beta T cell proliferation | | Any process that activates or increases the frequency, rate or extent of alpha-beta T cell proliferation. |
| | GO:0010628 | | positive regulation of gene expression | | Any process that increases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form. |
| | GO:0002863 | | positive regulation of inflammatory response to antigenic stimulus | | Any process that activates or increases the frequency, rate, or extent of an inflammatory response to an antigenic stimulus. |
| | GO:0032733 | | positive regulation of interleukin-10 production | | Any process that activates or increases the frequency, rate, or extent of interleukin-10 production. |
| | GO:0045086 | | positive regulation of interleukin-2 biosynthetic process | | Any process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of interleukin-2. |
| | GO:0032753 | | positive regulation of interleukin-4 production | | Any process that activates or increases the frequency, rate, or extent of interleukin-4 production. |
| | GO:0048304 | | positive regulation of isotype switching to IgG isotypes | | Any process that activates or increases the frequency, rate or extent of isotype switching to IgG isotypes. |
| | GO:0045840 | | positive regulation of mitotic nuclear division | | Any process that activates or increases the frequency, rate or extent of mitosis. |
| | GO:0014068 | | positive regulation of phosphatidylinositol 3-kinase signaling | | Any process that activates or increases the frequency, rate or extent of signal transduction mediated by the phosphatidylinositol 3-kinase cascade. |
| | GO:0051897 | | positive regulation of protein kinase B signaling | | Any process that activates or increases the frequency, rate or extent of protein kinase B signaling, a series of reactions mediated by the intracellular serine/threonine kinase protein kinase B. |
| | GO:0045944 | | positive regulation of transcription from RNA polymerase II promoter | | Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter. |
| | GO:0045727 | | positive regulation of translation | | Any process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of proteins by the translation of mRNA or circRNA. |
| | GO:0045070 | | positive regulation of viral genome replication | | Any process that activates or increases the frequency, rate or extent of viral genome replication. |
| | GO:0050690 | | regulation of defense response to virus by virus | | Any viral process that modulates the frequency, rate, or extent of the antiviral response of the host cell or organism. |
| | GO:0014066 | | regulation of phosphatidylinositol 3-kinase signaling | | Any process that modulates the frequency, rate or extent of signal transduction mediated by the phosphatidylinositol 3-kinase cascade. |
| | GO:0045589 | | regulation of regulatory T cell differentiation | | Any process that modulates the frequency, rate or extent of differentiation of regulatory T cells. |
| | GO:0045066 | | regulatory T cell differentiation | | The process in which a relatively unspecialized T cell acquires specialized features of a regulatory T cell. Regulatory T cells control or suppress immune responses through a variety of mechanisms and subsets include the CD4+CD25+ cell type as well as certain CD8+ cell types. |
| cellular component |
|---|
| | GO:0009986 | | cell surface | | The external part of the cell wall and/or plasma membrane. |
| | GO:0005829 | | cytosol | | The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes. |
| | GO:0009897 | | external side of plasma membrane | | The leaflet of the plasma membrane that faces away from the cytoplasm and any proteins embedded or anchored in it or attached to its surface. |
| | GO:0001772 | | immunological synapse | | An area of close contact between a lymphocyte (T-, B-, or natural killer cell) and a target cell formed through the clustering of particular signaling and adhesion molecules and their associated membrane rafts on both the lymphocyte and the target cell and facilitating activation of the lymphocyte, transfer of membrane from the target cell to the lymphocyte, and in some situations killing of the target cell through release of secretory granules and/or death-pathway ligand-receptor interaction. |
| | 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:0005887 | | integral component of plasma membrane | | The component of the plasma 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: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. |
Description
