聚半乳糖醛酸
- 网络polygalacturonic acid;galacturonan;PLA
![聚半乳糖醛酸](../cache/1192786.jpg)
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以多聚半乳糖醛酸为底物分析表观Km和Vmax分别为1.25mg/ml和2526μmol/min/mg。
The apparent Km and Vmax values for polygalacturonic acid were 1.25 mg / ml and 2,526 μ mol / min / mg , respectively .
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小麦内切多聚半乳糖醛酸酶抑制蛋白N端序列测定及分析
N-terminal sequencing and analysis of polygalacturonase - inhibiting protein from wheat
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番茄多聚半乳糖醛酸酶反义cDNA克隆的遗传转化与转基因植株再生
Genetic Transformation of Antisense cDNA of Polygalacturonase in Tomato and Transgenic Plant Regeneration
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桃多聚半乳糖醛酸酶基因的cDNA克隆及序列分析
Cloning and Sequencing of cDNA of Polygalacturonase in Peach
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互格链格孢多聚半乳糖醛酸酶的cDNA克隆
CDNA Cloning of Polygalacturonase from Alternaria alternata
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芽孢杆菌(Bacillussp.No.5)聚半乳糖醛酸酶的研究
Study on polygalacturonases from Bacillus sp . No.5
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番茄多聚半乳糖醛酸酶cDNA的克隆及其对番茄中PG表达的反义抑制
Cloning of Polygalacturonase ( PG ) cDNA and Inhibition Effects of Its Antisense RNA on the Expression of PG Gene in Transgenic Tomato Plants
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综述了植物多聚半乳糖醛酸酶(PG)的种类、作用方式、作用位点、基因表达和调控模式、功能的多样性以及与其它代谢过程的关系。
The variety , action mode , localization , gene expression and regulation , function multiformity of plant polygalacturonases are summarized .
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结果表明,CA贮藏桐柏大枣对淀粉酶活性没有显著影响,但能够降低多聚半乳糖醛酸酶(PG)活性低。
The result showed that the amylase activity was not affected by CA storage , but PG activity was much lower than cold storage ( CK ) .
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果实后期软化与果胶甲酯酶(PE)关系不大,而与多聚半乳糖醛酸酶(PG)密切相关。
Fruit soften in the last stage had little or nothing to do with pectinesterase ( PE ), polygalacturonase ( PG ) was the main enzyme in fruit soften .
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就丝核菌(Rhizoctonia)胞外多聚半乳糖醛酸酶(Polygalacturonase,PG)及绿色木霉菌(TrichodermaViride)对PG活性的影响进行了研究。
The extracellular Polygalacturonase ( PG ) activities in Rhizoctonia and effect of Trichoderma viride on PG activities were investigated .
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对贮藏在冷库简易气调、适温冷藏、室温气调、室温存放的山楂果胶含量及相关果胶酶(包括多聚半乳糖醛酸酶PG和果胶甲酯酶PE)活性变化规律进行了探讨。
Polygalacturonase ( PG ), pectinesterase ( PE ) activity and water-soluble pectin content of hawthorn fruit were determined , when the fruits were stored by refrigerated storage and gas storage .
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冬枣(ZiziphusjujubaMill.)果实多聚半乳糖醛酸酶多克隆抗体制备及抑制剂筛选
Polyclonal Antiboby Preparation and Inhibitor Screening of the Polygalacturonase of Winter-Jujube ( Ziziphus jujuba Mill . ) Fruits
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胞外酶系分析显示,Bacillussubtilis16A能够分泌高活性的聚半乳糖醛酸酶和少量的半纤维素酶,不产生纤维素酶。
Analysis of enzymes in the cell-free culture supernatant revealed that Bacillus subtilis 16A can release high-level polygalacturonase as well as a small amount of hemicellulase , while no cellulose was detected .
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应用圆二色谱(CD谱),测定了小麦多聚半乳糖醛酸酶抑制蛋白(PGIP)在不同pH和温度影响下的构象变化,并和生物活性作了比较。
The activity and conformation changes of polygalacturonase inhibiting protein ( PGIP ) from wheat denatured by pH and temperature was studied by the measurement of circular dichroic ( CD ) spectra .
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果实的成熟软化与一定数量的果胶被降解有关,这主要是多聚半乳糖醛酸酶(Polygalacturonase,PG)作用的结果。
The softening and mature of fruits related to degradation of a certain number of pectin , which mainly due to the role of Polygalacturonase ( PG ) .
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结果表明,0℃低温可明显抑制大枣呼吸,维持低水平代谢;抑制多聚半乳糖醛酸酶(PG)活性,并抑制其前期果胶甲酯酶(PE)活性,但抑制效果不明显;
The results show that : compared with 20 ℃ storage , low temperature ( 0 ℃) can remarkably inhibit respiration , slightly restrain polygalacturonase ( PG ) activity and pectin methylesterase ( PE ) activity in earlier stage ;
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600MPa超高压处理可通过抑制多聚半乳糖醛酸酶活性而维持果片硬度,同时可有效控制VC的损失。
The UHP treated with 600 MPa effectively prevented firmness of slices associate with inhibit PG activity and reduced the loss of V_C in fresh-cut kiwi fruit .
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至今为止,已在20多种植物体内发现了多聚半乳糖醛酸酶抑制蛋白(PGIP)。
So far , polygalacturonase_inhibiting protein ( PGIP ) has been discovered in 20 species of plants .
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结果表明:红星果实软化中起主要作用的酶为内切和外切多聚半乳糖醛酸酶(endo-和exo-PG);
Results showed that the key enzymes involved in fruit softening in Starking apples were endo - and exo-PG ;
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所编码的蛋白具多聚半乳糖醛酸酶的保守序列和蛋白活性位点(NNYCSGGHGISIGS),其蛋白结构也具明显的相似性。
The predicted proteins had a typical PG consensus fragment and protein active site ( NNYCSGGHGISIGS ), and had a similar tertiary structure .
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利用多聚半乳糖醛酸酶反义基因转化选育耐贮中国樱桃
Selections of Long Storage Prunus pseudocerasus Lindl by Anti-Polygalacturonase Gene Transformation
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果实成熟与多聚半乳糖醛酸酶基因的研究进展
Advance of Researches on Polygalacturonase Gene Related to Fruit Ripening
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冷激对贮藏白果多聚半乳糖醛酸酶的影响
Effect of cold shock on stored ginkgo seed polygalacturonase
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冷冲击处理对贮藏期间番茄多聚半乳糖醛酸酶活性的影响
Influence of cold shock treatment on polygalacturonase activity of tomato fruits during storage
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小麦多聚半乳糖醛酸酶抑制蛋白的部分结构
The Partial Structure of Wheat Polygalacturonase - inhibiting Protein
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β-半乳糖苷酶及多聚半乳糖醛酸酶对桃果实成熟软化的影响
The effect of β - galactosidase and polygalacturonase on peach ripening and softening
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烟草内切多聚半乳糖醛酸酶抑制蛋白分离纯化研究
Studies on purification of endo polygalacturonase inhibiting protein from seedlings of flue cured tobacco
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番茄果实中乙烯与多聚半乳糖醛酸酶的关系
Relationship Between Ethylene and Polygalacturonase in Tomato Fruits
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超高压对果胶聚半乳糖醛酸酶的影响
Effect of high pressurization on polygalacturonase