It showed two results . one is that this toxin contains two proteins , the molecular weight of these proteins are similar to each other . the other result is that hntxa is a protein which has two peptide chains 对该毒素进行蛋白质n端测序，结果发现该毒素有两个n端，这表明该毒素或者是一个不纯的物质，它由两个分子量近似的蛋白组成；或者是一个由两条肽链组成的蛋白。
We should , according to the ways of takeover , define the role and actions of the controlling shareholders of target company to stipulate the concrete content of the fiduciary duty of the controlling shareholders of target company : trust duty consists of proper investigation duty and information disclosure duty ; faithful duty mainly includes restriction of interrelated deal and forbidding the cooperate action with impure motives in takeover by agreement , forbidding squeeze ? out takeover with evil will and forbidding the controlling right in unfairly high price . stipulating the corresponding civil law regulation to the controlling shareholders ’ violation to the fiduciary duty is the valid legal guarantee to the cooperation ’ s interests and other minor shareholders ’ interests and rights , mainly in two ways : precautionary system and the system after violation 我国上市公司收购类型主要是协议收购和要约收购,其中以协议收购为主,应以此锁定目标公司控股股东的角色和行为,设定其对公司和少数股东的诚信义务内容:注意义务在公司收购中主要表现为合理调查义务和信息披露义务;忠实义务在协议收购中主要表现为限制关联交易和禁止动机不纯的公司行为,在要约收购中主要表现为禁止恶意排挤式收购和禁止不正当溢价出让控制权。
