- Homotropic
Homotropic may refer to:
*
Homotropic allosteric interaction of enzymes
*Homotropic modulation of thechemical synapse
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Homotropic
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homotropic — Referring to the binding of the same ligand to a macromolecule; E.G., the binding of four O2 to hemoglobin is h. cooperativity. * * * ho·mo·tro·pic .hō mə trō pik, .häm ə adj characterized by enzyme activity in which the substrate binds to the… … Medical dictionary
homotropic — adjective (of atoms, or groups in a molecule) related by an n fold axis of rotation … Wiktionary
Allosteric regulation — In biochemistry, allosteric regulation is the regulation of an enzyme or other protein by binding an effector molecule at the protein s allosteric site (that is, a site other than the protein s active site). Effectors that enhance the protein s… … Wikipedia
heterotropic — het·ero·tro·pic trō pik adj characterized by enzyme activity in which the substrate binds to the enzyme at only one site and a different molecule modifies the reaction by binding to an allosteric site <heterotropic interactions> compare… … Medical dictionary
Chemical synapse — This article is about chemical synapses of the nervous system. For other uses, see Synapse (disambiguation). Illustration of the major elements in chemical synaptic transmission. An electrochemical wave called an action potential travels along… … Wikipedia
Cooperativity — is a phenomenon displayed by enzymes or receptors that have multiple binding sites where the affinity of the binding sites for a ligand is increased, positive cooperativity, or decreased, negative cooperativity, upon the binding of a ligand to a… … Wikipedia
Muscarinic acetylcholine receptor — Amanita muscaria, the mushroom from which muscarine was isolated … Wikipedia
Alpha-2 adrenergic receptor — The α2 receptor is a type of adrenergic receptor.EffectThe α2 receptor has several, general, functions in common with other α receptors, but also has individual effects.GeneralCommon (or still unspecified) effects include: * Vasodilation of… … Wikipedia
Synaptic potential — is a phenomenon in neurobiology, regarding the electric potential in a synapse. It normally considers the postsynaptic potential, but can also regard the presynaptic potential , e.g. by homotropic signals.ExamplesFor instance, synpatic… … Wikipedia
Norepinephrine — Norepinephrine[1] … Wikipedia
