酯解部位 阴离子部位 H0-C=0 CCH 乙酸 0 His ho Glu 胆碱酯酶 3) 0 CH3 乙酰化AChE COO ACh与AChE复合物 2) H3C、CH2-CH2-0H H3C CH 胆碱 Action of acetylcholinesteraseAction of acetylcholinesterase