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Search results 3101 to 3200 out of 44733 for *

Category restricted to GOTerm (x)

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Categories

Category: GOTerm
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Type Details Score
GO Term
GO:0097164 | ammonium ion metabolic process
Description: The chemical reactions and pathways involving the ammonium ion.
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GO Term
GO:0042133 | neurotransmitter metabolic process
Description: The chemical reactions and pathways involving neurotransmitters, any of a group of substances that are released on excitation from the axon terminal of a presynaptic neuron of the central or peripheral nervous system and travel across the synaptic cleft to either excite or inhibit the target cell.
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GO Term
GO:0042447 | hormone catabolic process
Description: The chemical reactions and pathways resulting in the breakdown of any hormone, naturally occurring substances secreted by specialized cells that affects the metabolism or behavior of other cells possessing functional receptors for the hormone.
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GO Term
GO:0008291 | acetylcholine metabolic process
Description: The chemical reactions and pathways involving acetylcholine, the acetic acid ester of the organic base choline. Acetylcholine is a major neurotransmitter and neuromodulator both in the central and peripheral nervous systems. It also acts as a paracrine signal in various non-neural tissues.
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GO Term
GO:1900619 | acetate ester metabolic process
Description: The chemical reactions and pathways involving an acetate ester, any carboxylic ester where the carboxylic acid component is acetic acid.
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GO Term
GO:0042445 | hormone metabolic process
Description: The chemical reactions and pathways involving any hormone, naturally occurring substances secreted by specialized cells that affects the metabolism or behavior of other cells possessing functional receptors for the hormone.
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GO Term
GO:0001512 | dihydronicotinamide riboside quinone reductase activity
Description: Catalysis of the reaction: 1-(beta-D-ribofuranosyl)-1,4-dihydronicotinamide + a quinone = 1-(beta-D-ribofuranosyl)nicotinamide + a hydroquinone.
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GO Term
GO:0006451 | translational readthrough
Description: The continuation of translation beyond a stop codon by the use of a special tRNA that recognizes the UAG and UGA codons as modified amino acids, rather than as termination codons.
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GO Term
GO:0001515 | opioid peptide activity
Description: Naturally occurring peptide that is an opioid (any non-alkaloid having an opiate-like effect that can be reversed by naloxone or other recognized morphine antagonist). These include Leu- and Met-enkephalin, dynorphin and neoendorphin, alpha, beta, gamma and delta endorphins formed from beta-lipotropin, various pronase-resistant peptides such as beta casamorphin, and other peptides whose opiate-like action seems to be indirect.
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GO Term
GO:0046457 | prostanoid biosynthetic process
Description: The chemical reactions and pathways resulting in the formation of prostanoids, any compound based on or derived from the prostanoate structure.
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GO Term
GO:1901568 | fatty acid derivative metabolic process
Description: The chemical reactions and pathways involving fatty acid derivative.
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GO Term
GO:1901570 | fatty acid derivative biosynthetic process
Description: The chemical reactions and pathways resulting in the formation of fatty acid derivative.
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GO Term
GO:0006692 | prostanoid metabolic process
Description: The chemical reactions and pathways involving prostanoids, any compound based on or derived from the prostanoate structure.
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GO Term
GO:0001517 | N-acetylglucosamine 6-O-sulfotransferase activity
Description: Catalysis of the reaction: 3'-phosphoadenosine 5'-phosphosulfate + N-acetyl-D-glucosamine = adenosine 3',5'-bisphosphate + N-acetyl-D-glucosamine 6-sulfate.
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GO Term
GO:0034706 | sodium channel complex
Description: An ion channel complex through which sodium ions pass.
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GO Term
GO:0001519 | peptide amidation
Description: The posttranslational conversion of C-terminal glycine-extended peptides to C-terminal alpha-amidated peptides. Occurs to over half of all peptide hormones to give bioactive peptides. This is a two step process catalyzed by a peptidyl-glycine alpha-hydroxylating monooxygenase and a peptidyl-alpha-hydroxyglycine alpha-amidating lyase. In some organisms, this process is catalyzed by two separate enzymes, whereas in higher organisms, one polypeptide catalyzes both reactions.
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GO Term
GO:0016101 | diterpenoid metabolic process
Description: The chemical reactions and pathways involving diterpenoid compounds, terpenoids with four isoprene units.
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GO Term
GO:0001523 | retinoid metabolic process
Description: The chemical reactions and pathways involving retinoids, any member of a class of isoprenoids that contain or are derived from four prenyl groups linked head-to-tail. Retinoids include retinol and retinal and structurally similar natural derivatives or synthetic compounds, but need not have vitamin A activity.
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GO Term
GO:0006720 | isoprenoid metabolic process
Description: The chemical reactions and pathways involving isoprenoid compounds, isoprene (2-methylbuta-1,3-diene) or compounds containing or derived from linked isoprene (3-methyl-2-butenylene) residues.
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GO Term
GO:0006721 | terpenoid metabolic process
Description: The chemical reactions and pathways involving terpenoids, any member of a class of compounds characterized by an isoprenoid chemical structure and including derivatives with various functional groups.
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GO Term
GO:0072358 | cardiovascular system development
Description: The process whose specific outcome is the progression of the cardiovascular system over time, from its formation to the mature structure. The cardiovascular system is the anatomical system that has as its parts the heart and blood vessels.
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GO Term
GO:0001531 | interleukin-21 receptor binding
Description: Interacting selectively and non-covalently with the interleukin-21 receptor.
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GO Term
GO:0001532 | interleukin-21 receptor activity
Description: Combining with interleukin-21 and transmitting the signal from one side of the membrane to the other to initiate a change in cell activity.
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GO Term
GO:0001535 | radial spoke head
Description: Protein complex forming part of eukaryotic flagellar apparatus.
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GO Term
GO:0001536 | radial spoke stalk
Description: Globular portion of the radial spoke that projects towards the central pair of microtubules.
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GO Term
GO:0001537 | N-acetylgalactosamine 4-O-sulfotransferase activity
Description: Catalysis of the reaction: 3'-phosphoadenosine 5'-phosphosulfate + N-acetyl-D-galactosamine = adenosine 3',5'-bisphosphate + N-acetyl-D-galactosamine 4-sulfate.
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GO Term
GO:0008585 | female gonad development
Description: The process whose specific outcome is the progression of the female gonad over time, from its formation to the mature structure.
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GO Term
GO:0001541 | ovarian follicle development
Description: The process whose specific outcome is the progression of the ovarian follicle over time, from its formation to the mature structure.
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GO Term
GO:0045137 | development of primary sexual characteristics
Description: The process whose specific outcome is the progression of the primary sexual characteristics over time, from their formation to the mature structures. The primary sexual characteristics are the testes in males and the ovaries in females and they develop in response to sex hormone secretion.
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GO Term
GO:0046545 | development of primary female sexual characteristics
Description: The process whose specific outcome is the progression of the primary female sexual characteristics over time, from their formation to the mature structure. The primary female sexual characteristics are the ovaries, and they develop in response to sex hormone secretion.
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GO Term
GO:0030728 | ovulation
Description: The release of a mature ovum/oocyte from an ovary.
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GO Term
GO:0001542 | ovulation from ovarian follicle
Description: The process leading to the rupture of the follicle, releasing the centrally located oocyte into the oviduct. An example of this is found in Mus musculus.
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GO Term
GO:0022602 | ovulation cycle process
Description: A process involved in the sexual cycle seen in females, often with physiologic changes in the endometrium that recur at regular intervals during the reproductive years.
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GO Term
GO:0042698 | ovulation cycle
Description: The type of sexual cycle seen in females, often with physiologic changes in the endometrium that recur at regular intervals during the reproductive years.
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GO Term
GO:0001543 | ovarian follicle rupture
Description: Disruption of theca cell layer releasing follicular fluid and/or the oocyte.
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GO Term
GO:0001544 | initiation of primordial ovarian follicle growth
Description: Increase in size of primordial follicles including proliferation and shape changes of granulosa and/or theca cells until oocyte is surrounded by one layer of cuboidal shaped granulosa cells (primary follicle).
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GO Term
GO:0001545 | primary ovarian follicle growth
Description: Increase in size of primary follicles including oocyte growth and granulosa and/or theca cell proliferation until more than one layer of granulosa cells is present (preantral follicle).
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GO Term
GO:0001546 | preantral ovarian follicle growth
Description: Increase in size of follicles surrounded by two or more layers of granulosa cells up to the onset of antrum formation.
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GO Term
GO:0048162 | multi-layer follicle stage
Description: The stage in oogenesis when many layers of follicle cells surround the oocyte. There is a yolk nucleus (Balbiani's Body) near the germinal vesicle.
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GO Term
GO:0022605 | mammalian oogenesis stage
Description: A reproductive process that is a step in the formation and maturation of an ovum or female gamete from a primordial female germ cell.
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GO Term
GO:0001547 | antral ovarian follicle growth
Description: Increase in size of antral follicles due to cell proliferation and/or growth of the antral cavity.
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GO Term
GO:0001548 | follicular fluid formation in ovarian follicle antrum
Description: The menstrual cycle process that results in the formation of one central cavity separating the oocyte/cumulus complex from mural granulosa and theca cells during the various stages of oogenesis.
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GO Term
GO:0001549 | cumulus cell differentiation
Description: The process in which a subpopulation of granulosa cells surrounding the oocyte acquires the specialized features of an ovarian cumulus cell.
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GO Term
GO:0048165 | fused antrum stage
Description: The stage in oogenesis when the antral spaces fuse to form a single antral space. The oocyte is suspended in the cumulus oophorous and the first polar body in the perivitelline space.
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GO Term
GO:0001550 | ovarian cumulus expansion
Description: Increase in size of the cumulus surrounding the oocyte including change in morphology due to proliferation and dispersion of cumulus cells.
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GO Term
GO:0001551 | ovarian follicle endowment
Description: Association of oocytes with supporting epithelial granulosa cells to form primordial follicles.
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GO Term
GO:0001552 | ovarian follicle atresia
Description: A periodic process in which immature ovarian follicles degenerate and are subsequently re-absorbed.
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GO Term
GO:0001553 | luteinization
Description: The set of processes resulting in differentiation of theca and granulosa cells into luteal cells and in the formation of a corpus luteum after ovulation.
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GO Term
GO:0001554 | luteolysis
Description: The lysis or structural demise of the corpus luteum. During normal luteolysis, two closely related events occur. First, there is loss of the capacity to synthesize and secrete progesterone (functional luteolysis) followed by loss of the cells that comprise the corpus luteum (structural luteolysis). Preventing luteolysis is crucial to maintain pregnancy.
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GO Term
GO:0001555 | oocyte growth
Description: The developmental growth process in which an oocyte irreversibly increases in size over time by accretion and biosynthetic production of matter similar to that already present.
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GO Term
GO:0048599 | oocyte development
Description: The process whose specific outcome is the progression of an oocyte over time, from initial commitment of the cell to its specific fate, to the fully functional differentiated cell.
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GO Term
GO:0009994 | oocyte differentiation
Description: The process in which a relatively unspecialized immature germ cell acquires the specialized features of a mature female gamete.
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GO Term
GO:0001556 | oocyte maturation
Description: A developmental process, independent of morphogenetic (shape) change, that is required for an oocyte to attain its fully functional state. Oocyte maturation commences after reinitiation of meiosis commonly starting with germinal vesicle breakdown, and continues up to the second meiotic arrest prior to fertilization.
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GO Term
GO:0071695 | anatomical structure maturation
Description: A developmental process, independent of morphogenetic (shape) change, that is required for an anatomical structure to attain its fully functional state.
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GO Term
GO:0048469 | cell maturation
Description: A developmental process, independent of morphogenetic (shape) change, that is required for a cell to attain its fully functional state.
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GO Term
GO:0021700 | developmental maturation
Description: A developmental process, independent of morphogenetic (shape) change, that is required for an anatomical structure, cell or cellular component to attain its fully functional state.
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GO Term
GO:0016475 | detection of nuclear:cytoplasmic ratio
Description: The process in which the size of the nucleus with respect to its cytoplasm is sensed by a cell.
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GO Term
GO:0001559 | regulation of cell growth by detection of nuclear:cytoplasmic ratio
Description: Any process in which the size of the nucleus with respect to the cytoplasm modulates the frequency, rate or extent of cell growth, the irreversible increase in size of a cell over time.
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GO Term
GO:0061387 | regulation of extent of cell growth
Description: Any process that modulates the extent of cell growth.
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GO Term
GO:0008361 | regulation of cell size
Description: Any process that modulates the size of a cell.
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GO Term
GO:0009726 | detection of endogenous stimulus
Description: The series of events in which an endogenous stimulus is received by a cell and converted into a molecular signal.
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GO Term
GO:0001560 | regulation of cell growth by extracellular stimulus
Description: Any process in which external signals modulate the frequency, rate or extent of cell growth, the irreversible increase in size of a cell over time.
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GO Term
GO:0019395 | fatty acid oxidation
Description: The removal of one or more electrons from a fatty acid, with or without the concomitant removal of a proton or protons, by reaction with an electron-accepting substance, by addition of oxygen or by removal of hydrogen.
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GO Term
GO:0001561 | fatty acid alpha-oxidation
Description: A metabolic pathway by which 3-methyl branched fatty acids are degraded. These compounds are not degraded by the normal peroxisomal beta-oxidation pathway, because the 3-methyl blocks the dehydrogenation of the hydroxyl group by hydroxyacyl-CoA dehydrogenase. The 3-methyl branched fatty acid is converted in several steps to pristenic acid, which can then feed into the beta-oxidative pathway.
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GO Term
GO:0001562 | response to protozoan
Description: 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 a stimulus from a protozoan.
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GO Term
GO:0001563 | detection of protozoan
Description: The series of events in which a stimulus from a protozoan is received and converted into a molecular signal.
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GO Term
GO:0098543 | detection of other organism
Description: The series of events in which a stimulus from another organism is received and converted into a molecular signal.
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GO Term
GO:0098581 | detection of external biotic stimulus
Description: The series of events in which an external biotic stimulus is detected and converted into a molecular signal. An external biotic stimulus is defined as one caused or produced by a living organism other than the one being stimulated.
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GO Term
GO:0009595 | detection of biotic stimulus
Description: The series of events in which a biotic stimulus, one caused or produced by a living organism, is received and converted into a molecular signal.
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GO Term
GO:0001565 | phorbol ester receptor activity
Description: Combining with a phorbol ester and transmitting the signal to initiate a change in cell activity.
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GO Term
GO:0001566 | non-kinase phorbol ester receptor activity
Description: Combining with a phorbol ester and transmitting the signal by a mechanism independent of kinase activity.
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GO Term
GO:0001567 | cholesterol 25-hydroxylase activity
Description: Catalysis of the reaction: AH(2) + cholesterol + O(2) = 25-hydroxycholesterol + A + H(2)O.
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GO Term
GO:0048754 | branching morphogenesis of an epithelial tube
Description: The process in which the anatomical structures of branches in an epithelial tube are generated and organized. A tube is a long hollow cylinder.
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GO Term
GO:0001569 | branching involved in blood vessel morphogenesis
Description: The process of coordinated growth and sprouting of blood vessels giving rise to the organized vascular system.
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GO Term
GO:0060562 | epithelial tube morphogenesis
Description: The process in which the anatomical structures of a tube are generated and organized from an epithelium. Epithelial tubes transport gases, liquids and cells from one site to another and form the basic structure of many organs and tissues, with tube shape and organization varying from the single-celled excretory organ in Caenorhabditis elegans to the branching trees of the mammalian kidney and insect tracheal system.
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GO Term
GO:0001571 | non-tyrosine kinase fibroblast growth factor receptor activity
Description: Combining with fibroblast growth factor (FGF) and transmitting the signal from one side of the membrane to the other by a mechanism independent of tyrosine kinase activity.
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GO Term
GO:0001572 | lactosylceramide biosynthetic process
Description: The chemical reactions and pathways resulting in the formation of lactosylceramides, Gal-beta-(1->4)-Glc-beta(1->1') ceramides, any compound formed by the replacement of the glycosidic C1 hydroxyl group of lactose by a ceramide group. They are the precursors of both gangliosides and globosides.
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GO Term
GO:0046478 | lactosylceramide metabolic process
Description: The chemical reactions and pathways involving lactosylceramides, Gal-beta-(1->4)-Glc-beta-(1->1') ceramides, any compound formed by the replacement of the glycosidic C1 hydroxyl group of lactose by a ceramide group. They are the precursors of both gangliosides and globosides.
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GO Term
GO:0006687 | glycosphingolipid metabolic process
Description: The chemical reactions and pathways involving glycosphingolipids, any compound with residues of sphingoid and at least one monosaccharide.
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GO Term
GO:0001573 | ganglioside metabolic process
Description: The chemical reactions and pathways involving ceramide oligosaccharides carrying in addition to other sugar residues, one or more sialic acid residues.
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GO Term
GO:0001574 | ganglioside biosynthetic process
Description: The chemical reactions and pathways resulting in the formation of ceramide oligosaccharides carrying in addition to other sugar residues, one or more sialic acid residues.
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GO Term
GO:0001575 | globoside metabolic process
Description: The chemical reactions and pathways involving globosides, globotetraosylceramides, ceramides containing a core structure of GalNAc-beta-(1->3)-Gal-alpha-(1->4)-Glc(I). Globosides are the major neutral glycosphingolipid in normal kidneys and erythrocytes.
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GO Term
GO:0001576 | globoside biosynthetic process
Description: The chemical reactions and pathways resulting in the formation of a ceramide with a core structure of GalNAc-beta-(1->3)-Gal-alpha-(1->4)-Glc(I).
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GO Term
GO:0001579 | medium-chain fatty acid transport
Description: The directed movement of medium-chain fatty acids into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore. A medium-chain fatty acid is a fatty acid with a chain length of between C6 and C12.
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GO Term
GO:0050913 | sensory perception of bitter taste
Description: The series of events required to receive a bitter taste stimulus, convert it to a molecular signal, and recognize and characterize the signal. This is a neurological process.
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GO Term
GO:0009593 | detection of chemical stimulus
Description: The series of events in which a chemical stimulus is received by a cell and converted into a molecular signal.
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GO Term
GO:0050907 | detection of chemical stimulus involved in sensory perception
Description: The series of events in which a chemical stimulus is received and converted into a molecular signal as part of sensory perception.
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GO Term
GO:0001581 | detection of chemical stimulus involved in sensory perception of sour taste
Description: The series of events required for a sour taste stimulus to be received and converted to a molecular signal.
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GO Term
GO:0050915 | sensory perception of sour taste
Description: The series of events required to receive a sour taste stimulus, convert it to a molecular signal, and recognize and characterize the signal. This is a neurological process.
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GO Term
GO:0050916 | sensory perception of sweet taste
Description: The series of events required to receive a sweet taste stimulus, convert it to a molecular signal, and recognize and characterize the signal. This is a neurological process.
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GO Term
GO:0001582 | detection of chemical stimulus involved in sensory perception of sweet taste
Description: The series of events required for a sweet taste stimulus to be received and converted to a molecular signal.
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GO Term
GO:0050914 | sensory perception of salty taste
Description: The series of events required to receive a salty taste stimulus, convert it to a molecular signal, and recognize and characterize the signal. This is a neurological process.
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GO Term
GO:0001583 | detection of chemical stimulus involved in sensory perception of salty taste
Description: The series of events required for a salty taste stimulus to be received and converted to a molecular signal.
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GO Term
GO:0001586 | Gi/o-coupled serotonin receptor activity
Description: Combining with serotonin and transmitting the signal across the membrane by activation of the Gi/o subunit of an associated cytoplasmic heterotrimeric G protein complex. The Gi/o subunit subsequently inhibits adenylate cyclase and results in a decrease in cyclic AMP (cAMP) levels.
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GO Term
GO:0099528 | G protein-coupled neurotransmitter receptor activity
Description: Combining with a neurotransmitter and transmitting the signal across the membrane by activating an associated G-protein; promotes the exchange of GDP for GTP on the alpha subunit of a heterotrimeric G-protein complex.
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GO Term
GO:0099589 | serotonin receptor activity
Description: Combining with the biogenic amine serotonin and transmitting a signal across a membrane by activating some effector activity. Serotonin (5-hydroxytryptamine) is a neurotransmitter and hormone found in vertebrates and invertebrates.
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GO Term
GO:0001587 | Gq/11-coupled serotonin receptor activity
Description: Combining with serotonin and transmitting the signal across the membrane by activation of the Gq/11 subunit of an associated cytoplasmic heterotrimeric G protein complex. The Gq/11 subunit subsequently activates phospholipase C and results in an increase in inositol triphosphate (IP3) levels.
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GO Term
GO:0001588 | dopamine neurotransmitter receptor activity, coupled via Gs
Description: Combining with the neurotransmitter dopamine and activating adenylate cyclase via coupling to Gs to initiate a change in cell activity.
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GO Term
GO:0001591 | dopamine neurotransmitter receptor activity, coupled via Gi/Go
Description: Combining with the neurotransmitter dopamine and activating adenylate cyclase via coupling to Gi/Go to initiate a change in cell activity.
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GO Term
GO:0001595 | angiotensin receptor activity
Description: Combining with angiotensin to initiate a change in cell activity.
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