文獻(xiàn)來源:Complex scaffold remodeling in plant triterpene biosynthesis
https://www.science.org/doi/10.1126/science.adf1017?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed
研究團(tuán)隊(duì):Elizabeth Sattely, PhD ?Associate Professor of Chemical Engineering and HHMI Investigator ?Fellow, Stanford ChEM-H Institute; Inspired by human reliance on plants and plant-derived molecules for food and medicine, the Sattely laboratory is focused on the discovery and engineering of plant metabolic pathways to make molecules that can enhance human and plant health.
https://web.stanford.edu/group/sattelygroup/cgi-bin/wordpress/elizabeth-sattely/
收獲和確幸:
1)文獻(xiàn)思路就是:天然產(chǎn)物的特性及具有修飾---已知基因作為誘餌調(diào)取未知基因土陪,位置基因調(diào)取共表達(dá)基因能曾,兩方互相驗(yàn)證---基因煙草表達(dá)驗(yàn)證檢測---檢測出的基因調(diào)取煙草表達(dá)驗(yàn)證---類似的修飾相關(guān)基因homology gene驗(yàn)證
2)文獻(xiàn)實(shí)驗(yàn)方法以及寫作方面可以參考
摘要:背景三萜類具有復(fù)雜的支架結(jié)構(gòu),limonoids檸檬苦素具有多種商業(yè)價值典型家族牙肝。問題:盡管商業(yè)價值高负敏,但是完整通路為解析庶艾。結(jié)果:發(fā)現(xiàn)22個酶溃论,包括一對新功能化的固醇異構(gòu)酶悠栓,它們催化了kihadalactone a和azadirone的12種不同的生物合成反應(yīng),這些產(chǎn)物具有標(biāo)志性的檸檬醛呋喃惫周。
結(jié)果:1)柑橘屬的limonoid合成通路的候選基因鑒定:以已知的CSOSC1基因作為baitgene,調(diào)出一些候選基因康栈,candidate gene as bait gene調(diào)取候選基因驗(yàn)證候選基因递递;楝樹缺少參考基因組和高質(zhì)量轉(zhuǎn)錄組,組裝后以已知的MaCYP71CD2 MaCYP71和MaOSC1為bait gene調(diào)取了17個candidate gene
結(jié)果2): CYP88A51 and CYP88A108在不同的meliano oxide isomerases作用下產(chǎn)生不同支架啥么;鑒定出MOI新功能酶
結(jié)果3:篩選甲基轉(zhuǎn)移酶時發(fā)現(xiàn)醯俏瑁基轉(zhuǎn)移酶和脫氫還原酶: