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单词	G protein
释义	G protein noun variants or G-protein ˈjē-ˈprō-ˌtēn  -ˈprō-tē-ən plural G proteins or G-proteins : any of a class of cell membrane proteins that are coupled to cell surface receptors and upon stimulation of the receptor by an extracellular signaling molecule (such as a hormone or neurotransmitter) bind to GTP to form an active complex which mediates an intracellular event (such as activation of adenylate cyclase) Word History Etymology guanosine triphosphate-binding protein First Known Use 1975, in the meaning defined above Medical Definition G protein noun variants or G-protein ˈjē-  : any of a class of cell membrane proteins that are coupled to cell surface receptors and upon stimulation of the receptor by an extracellular molecule (as a hormone or neurotransmitter) bind to GTP to form an active complex which mediates an intracellular event (as activation of adenylate cyclase)
随便看	reads the riot act (to) reads the riot act to reads through reads up on readvance readvanced readvances readvancing readvent readvertised readvertises readvertising readvised readvises readvising ready ready box ready money ready reckoner ready room ready to roll ready, set, go ready, steady, go ready-made ready-mix

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。