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苏云金杆菌SD-5菌株晶体蛋白的研究
引用本文:戴美学,严芝学,李世国,祖爱民,张红梅.苏云金杆菌SD-5菌株晶体蛋白的研究[J].山东师范大学学报(自然科学版),1995(4).
作者姓名:戴美学  严芝学  李世国  祖爱民  张红梅
作者单位:山东师范大学生物学系,济南教育学院生物学系
摘    要:研究了SD-5菌株伴孢晶体结构多肽组成和抗原特性,分析了氨基酸组成并进行了糖蛋白的检测.结果表明:SD-5晶体蛋白主含Mw135000、Mw65000两条多肽,另见有-Mw240000的弱带,不同方法处理的样品,电泳图谱有一定差异;SD-5晶体蛋白抗血清与其晶体抗原形成两条沉淀线,而与7216、HD-1形成一条沉淀线;SD-5晶体蛋白由18种氨基酸组成,不含糖蛋白成分.

关 键 词:苏云金杆菌  SD-5  伴孢晶体

STUDIES ON THE PARASPORAL CKYSTAL PROTEIN OF BACILLUS THURINGIENSIS SD-5
Dai Meixue,Yan Zhixue, Li Shiguo, Zu Aimin, Zhang Hongmei.STUDIES ON THE PARASPORAL CKYSTAL PROTEIN OF BACILLUS THURINGIENSIS SD-5[J].Journal of Shandong Normal University(Natural Science),1995(4).
Authors:Dai Meixue  Yan Zhixue  Li Shiguo  Zu Aimin  Zhang Hongmei
Abstract:Through studying the structural polypeptide and antigen property of parasporalcrystal protein of SD-5,analysing its amino acid component ,and examing the sugaryprotein,wegot the following resuIts :The crystal protein of SD-5 contains mainly two polypeptides of Mw135 000 and Mw65 000;There were some differences in SDS-PAGE between the samples treatedwith different methods;The antiserum against crystal protein of SD-5 formed two precipitatinglines whenit reacted with the antigen of crystal protein of SD-5 ,but only one respectively with7216 and HD-1;The crystal protein of SD-5 contains 18 species of amino acid and had no sug-aryproteIn in it.
Keywords:Bacillus thuringiensis  SD-5  parasporal crystal  
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