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单词 g protein
释义 g protein
noun
Usage: usually capitalized G
Etymology: guanosine triphosphate-binding protein
: any of a class of cell membrane proteins that are coupled to cell surface receptors and upon stimulation of the receptor by an extracellular signalling molecule (as a hormone or neurotransmitter) bind to GTP to form an active complex which mediates an intracellular event (as activation of adenylate cyclase)
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更新时间:2024/11/11 8:46:57