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14 Cards in this Set
- Front
- Back
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Autocrine
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signals which diffuse to affect the cells that make them
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Paracrine
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signals which diffuse to affect nearby cells
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Receptor
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a protein which recognizes a certain chemical signal
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Responder
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second step in signal transduction pathway, is a protein within the cell which can initiate a response
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protein kinase
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an enzyme that catalyzes the transfer of a phosphate group from ATP to another molecule
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Ligand
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a molecule that binds to the receptor site of another molecule
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Ion Channel Receptors
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As an ion crosses an ion channel it changes the shape, thus ion channels can act as receptors
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Protein Kinase Receptors
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A receptor which becomes a protein kinase when it is activated
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G Protein Receptors
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Transmembrane receptors which activate G proteins which then activate an effector protien
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effector protein
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a protein which causes a change in a cell
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Cytoplasmic Receptors
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bind to signals which can diffuse across the plasma membrane
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ATP hydrolysis
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process by which ATP releases energy by becoming ADP
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Oxidation
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the loss of one or more electrons
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Reduction
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The gain of one or more electron
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