芹甙元-7-葡萄糖苷,Apigenin 7-Glucosid

请教表达重组蛋白如何选择有抗原性的氨基酸片段

各位啦！ MKKTLLLSLSLSLSFLLHAEDDGFYTSVGYQIGEAAQMVKNTKGIQELSDNYEKLNNLLNNYSTLNTLIKLSADPSAINDARDNLGSSSRNLLDVKTNSPAYQAVLLALNAAVGLWQVTSYAFTACGPGSNENANGGIQTFNNVPGQDTTTITCNSYYEPGHGGPISTANYAKINQAYQIIQKALTANGANGDGVPVLSNTTTKLDFTINGDKRTGGKPNTPEKFPWSDGKYIHTQWINTIVTPTETNINTENNAQELLKQASIIITTLNEACPNFQNGGRSYWQGISGNGTMCGMFKNEISAIQGMIANAQEAVAQSKIVSENAQNQNNLDTGKPFNPYTDASFAQSMLKNAQAQAEILNQAEQVVKNFEKIPTAFVSDSLGVCYEVQGGERRGTNPGQVTSNTWGAGCAYVKQTITNLDNSIAHFGTQEQQIQQAENIADTLVNFKSRYSELGNTYNSITTALSKVPNAQSLQNVVSKKNNPYSPQGIETNYYLNQNSYNQIQTINQELGRNPFRKVGIVNSQTNNGAMNGIGIQVGYKQFFGQKRKWGARYYGFFDYNHAFIKSSFFNSASDVWTYGFGADALYNFINDKATNFLGKNNKLSVGLFGGIALAGTSWLNSEYVNLATVNNVYNAKMNVANFQFLFNMGVRMNLARSKKKGSDHAAQHGIELGLKIPTINTNYYSFMGAELKYRRLYSVYLNYVFAY There are 26 antigenic determinants in your sequence: n Start Sequence End Position Position 1 4 TLLLSLSLSLSFLLH 18 2 24 FYTSVGY 30 3 64 TLNTLIKLSAD 74 4 89 SRNLLDV 95 5 99 SPAYQAVLLALNAAVGLWQVTSYAFTACG 127 6 173 KINQAYQIIQKA 184 7 193

植物组织培养生产功能成分

生长稳定，次生物质产量高的关键之一。 利用组织培养方法产生药用成分，已渐渐成为药物生产的新方向之一。六十年代以来，有些国家已经开展了薯蓣及其他有关科属植物的组织培养，研究薯蓣皂甙元的形成，探讨其生物合成机制；已知有7种薯蓣属植物经组织培养后，可获得薯蓣皂甙元或其它甾体化合物，其中三角叶薯蓣Dioscorea deltoides Wal1。经组织培养得到薯蓣皂甙元的含量为0．3～2．5％，此外尚有鱼藤酮、甘草甜素，菸碱等，例如从烟草根尖细胞悬浮培养可产生2．9％（干重）菸碱

Crystallization of Kinesin Family Motor Proteins

.,2001; Nitta et al.,2004); the Kinesin-5 (formerly BimC)motor,monomeric Eg5 (Turner et al.,2001); and the Kinesin-13 (formerly MCAK)motor,PfKinI (Shipley et al.,2004).The following tables summarize the crystallization conditions and some of the crystal