生物合成途径

该化合物是异醌环素B的类似物，并且是越野他汀生物合成途径中的一种副产物。

This compound could be considered as an analogue of isoquinocycline B and a byproduct of the KST biosynthetic pathway .

克隆得到番木瓜BG生物合成途径相关的6个基因。

Six genes in the biosynthetic pathway of BG in Papaya were cloned .

天然维生素E的生物合成途径

Biosynthesis Pathway of Nature Vitamin E

辅酶Q的生物合成途径以及相关的酶和基因

Biosynthesis of Coenzyme Q and Corresponding Genes and Enzymes

生育酚环化酶（TC）是维生素E生物合成途径中的关键酶。

Tocopherol cyclase ( TC ) is a key enzyme for plant vitamin E biosynthesis .

GA20-氧化酶是赤霉素生物合成途径中的关键调节酶，对研究GA的功能和GA基因工程有重要的意义。

GA 20-oxidase is the key regulatory enzyme in the GA biosynthesis and metabolism pathway .

γ-生育酚甲基转移酶（γ-TMT）是维生素E生物合成途径中的关键酶之一，催化γ、δ-生育酚甲基化，生成活性较高的α、β-生育酚。

Gamma-tocopherol methyltransferase (γ - TMT ) played a significant role in vitamin E pathway , which catalyze γ δ - tocopherol into αβ - tocopherol .

2,4-二氧四氢喋啶合酶（LS）是催化核黄素生物合成途径中倒数第二步的酶，是核黄素合成的关键酶之一。

And Lumazine synthase which catalyzes the penultimate step of riboflavin biosynthesis is one of key enzymes of riboflavin biosynthesis .

对紫杉醇累积相关ABC转运蛋白基因进行研究需要详细了解紫杉醇的生物合成途径。

The study of ABC transporter genes involved in the accumulation of Taxol requires the detailed acquaintance of the biosynthetic pathway of Taxol .

半胱亚磺酸脱羧酶（CSD）是动物体内牛磺酸生物合成途径的关键酶。

The cysteine sulfinate decarboxylase ( CSD ) is a key enzyme by which the taurine was synthesized .

从结构上看，LAB是RA的二聚体，被认为是由RA衍生而来，然而其具体的生物合成途径还未见报道。

LAB is a dimer of RA , and has been suggested to be derived from RA , but the detailed biosynthesis process has not yet been identified .

ACC（1-aminocyclopropane-1-carboxylicAcid）合成酶是高等植物乙烯生物合成途径中的限速酶。

ACC ( 1-aminocyclopropane-1-carboxylic acid ) synthase ( ACS ) is one of the key rate-limiting enzymes for ethylene biosynthesis in higher plants .

同时对发酵产物HPLC分析条件进行了摸索，并构建了基因置换和缺失突变株对其生物合成途径进行初步研究。

The HPLC analysis conditions of the fermentation product were explored at the same time . Gene replacement and in frame deletion mutants was constructed for preliminary study of its biosynthetic pathway .

1-氨基环丙烷-1-羧酸（ACC）氧化酶（ACO）是乙烯生物合成途径中的一种关键酶。

- aminocyclopropane - 1 - carboxylate ( ACC ) oxidase ( ACO ) is the key enzyme in ethylene biosynthesis .

Ⅱ型PHA合酶是mcl-PHAs生物合成途径中的关键酶。

The key enzyme for mcl-PHAs biosynthesis is type ⅱ PHA synthase .

由此推断：类胡萝卜素在生物合成途径中，转反义ACS基因番茄果实中β-胡萝卜素和叶黄素生物合成不受抑制，而番茄红素合成受到抑制。

We can concluded : during the biosynthesis of carotenoids ,β - carotene and xanthophylls were not controlled while lycopene was blocked in antisense-ACS tomato fruit .

漆酶是木质素生物合成途径的关键酶，其高度保守的铜离子结合区以及N末端糖基化位点使利用同源克隆技术成为可能。

Laccase is one of key enzymes involved in lignin biosynthesis pathway . Homology-based cloning method is available with the highly conserved copper-binding sites for each of the ligand residues and conserved potential N-linked glycosylation sites in laccases . The homology between C.

关于BR生物合成途径的研究多集中于一年生的草本植物（如拟南芥，水稻等），在多年生木本植物中少有研究。

Most of the existing studies on BR biosynthesis have been done on annual herbaceous plants , such as Arabidopsis thaliana and rice , with few on the perennial woody plants .

提示，肝脏病变时AFP糖链结构的变化不是血清AFU参与的结果，可能来自于糖链生物合成途径的改变。

The results indicate that changes in sugar chain structure of AFP in HCC patients do not result from increased or decreased activities of serum AFU .

α-酰胺基来自多肽的翻译后加工，由α-酰胺化酶（α-AE或PAM）催化完成，是酰胺化多肽生物合成途径中的限述步骤。

The a-amide comes from posttranslational modification that is catalyzed by α - amidase (α - AE or PAM ) . The amidation reaction is a rate-limiting step in the biosynthesis of regulatory peptides .

而肉桂醇脱氢酶（CAD）是控制木质素生物合成途径的关键酶之一，然而茶树体内CAD基因相关研究及其与抗虫性之间的关系研究至今未见报道。

Cinnamyl alcohol dehydrogenase is one of the key genes that plays an important role in the synthesis of the monomeric precursors of lignin . However , the research between the CAD in tea and in pests resistance has not been reported up to now .

在GABA处理烟草6h、12h两个时间点，GABA都增强了烟草根中ACO1基因的表达量，进一步表明GABA参与了烟草乙烯生物合成途径。

GABA can enhance the expression of ACO1 gene in root at 6h and 12h treatment , which further indicated that GABA involved in the ethylene biosynthetic pathway in tobacco .

在生物信息学分析基础上提出了PNs生物合成途径，并通过基因中断证实了该基因簇与PNs的生物合成相关性。

The PLMs biosynthesis pathway had been proposed based on the bioinformation analysis . The cloned biosynthesis gene cluster was verified to be involved in the PLMs biosynthesis by gene disruption .

通过烟草瞬时表达体系，验证了MYB转录因子的功能，明确了其对花青素苷生物合成途径相关基因的调控模式。

The function of MYB transcription factors and their regulation modes on the genes in anthocyanins biosynthesis were confirmed by transient tobacco expression system .

ζ-胡萝卜素脱氢酶（ZDS）基因是胡萝卜素生物合成途径中的一个关键酶之一。

ζ - carotene desaturase ( ZDS ) is one of the key enzymes in the carotenoid biosyntheticpathway .

实验结果显示，增加SQE和DS的量对提高人参皂苷生物合成途径的中间产物积累有明显作用，进而对人参皂苷的生成量有一定的影响。

The experiments show that the accumulation intermediates of ginsenoside biosynthetic pathway has a significant effect by adding SQE and DS , and has effect on the yield of ginsenoside .

目的：研究天然产物TTS-12对白念珠菌甾醇生物合成途径的影响。

Objective : To study the effect of TTS-12 on the sterol bio-synthetical pathway in Candida albicans .

喜树色氨酸脱羧酶（tryptophandecarboxylase，TDC）基因是喜树中喜树碱及其衍生物生物合成途径中的关键酶基因，该基因已被成功克隆，但是关于它在喜树次生代谢中的作用并不清楚。

C.acuminata tryptophan decarboxylase ( TDC ) gene encodes a key enzyme in camptothecin and its derivatives biosynthetic pathway . It has been cloned , but its role in C.acuminata secondary metabolism remains unclear .

1,3-丙二醇的生物合成途径主要包括两步反应，其中甘油脱水酶是此反应中的关键酶，它需要在辅酶B12存在的情况下进行有效的催化。

The conversion of 1,3-propanediol is carried out by two enzymatic steps . Glycerol dehydratase is a key enzyme in this process , which requires the presence of coenzyme B12 to carry out catalysis effectively .

泛酸激酶（pantothenatekinase，PanK）是生物体内CoA生物合成途径中的关键酶，催化CoA合成途径中的第一步反应。

Pantothenate Kinase ( PanK ) is a key regulatory enzyme in the CoA biosynthetic pathway in bacteria and mammalian cells . It catalyzes the first committed step in the universal biosynthetic pathway leading to CoA .