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[铜绿假单胞菌对异构二甲苯的外周代谢]

[Peripheral metabolism of isomeric xylenes by Pseudomonas aeruginosa].

作者信息

Skriabin G K, Ganbarov Kh G, Golovleva L A, Chervin I I, Adanin V M

出版信息

Mikrobiologiia. 1976 Nov-Dec;45(6):951-4.

PMID:827670
Abstract

Microbiological oxidation of xylenes was studied with Pseudomonas aeruginosa, strain 7. The culture grows on m-xylene and, at a lower rate, on p-xylene, but does not grow on o-xylene though partly oxidizes it. Pathways of primary enzymatic oxidation of xylenes by the culture were established. Oxidation of m-xylene follows the pathway described earlier but methylsalicylic acid formed is not accumulated in the medium and is transformed into 3-methylcatechol. The aromatic ring is splitted according to the meta pathway. It has been demonstrated for the first time that o-xylene is oxidized to o-hydroxymethylbenzoic acid.

摘要

利用铜绿假单胞菌7株研究了二甲苯的微生物氧化。该培养物能在间二甲苯上生长,对二甲苯生长速率较低,但不能在邻二甲苯上生长,不过能部分氧化邻二甲苯。确定了该培养物对二甲苯进行初级酶促氧化的途径。间二甲苯的氧化遵循先前描述的途径,但形成的甲基水杨酸不会在培养基中积累,而是转化为3 - 甲基儿茶酚。芳香环按照间位途径裂解。首次证明邻二甲苯被氧化为邻羟基甲基苯甲酸。

相似文献

1
[Peripheral metabolism of isomeric xylenes by Pseudomonas aeruginosa].[铜绿假单胞菌对异构二甲苯的外周代谢]
Mikrobiologiia. 1976 Nov-Dec;45(6):951-4.
2
[Regulation of the enzyme activity of para-xylene catabolism in a spontaneous para-xylene-negative variant of Pseudomonas aeruginosa 2x79].[铜绿假单胞菌2x79自发对二甲苯阴性变体中对二甲苯分解代谢酶活性的调控]
Nauchnye Doki Vyss Shkoly Biol Nauki. 1983(10):94-9.
3
[Role of cosubstrates in the microbiologic oxidation of xylene isomers by a culture of Pseudomonas aeruginosa].
Mikrobiologiia. 1977 Jan-Feb;46(1):5-9.
4
Variability in the enzyme properties of Pseudomonas aeruginosa strain 2x oxidizing p-xylene.
Biol Bull Acad Sci USSR. 1979 Jul-Aug;6(4):459-63.
5
[Characteristics of the key enzyme regulation of peripheral p-xylene metabolism in Pseudomonas aeruginosa].[铜绿假单胞菌中对二甲苯外周代谢关键酶调控的特性]
Mikrobiologiia. 1981 Nov-Dec;50(6):1002-7.
6
[Population dynamics of Pseudomonas aeruginosa capable of assimilating p-xylene].
Mikrobiologiia. 1983 May-Jun;52(3):392-5.
7
[Regulation of the peripheral metabolism of n-xylene in Ps. aeruginosa].
Izv Akad Nauk SSSR Biol. 1978 Mar-Apr(2):186-94.
8
Bacterial metabolism of para- and meta-xylene: oxidation of a methyl substituent.对二甲苯和间二甲苯的细菌代谢:甲基取代基的氧化
J Bacteriol. 1974 Sep;119(3):923-9. doi: 10.1128/jb.119.3.923-929.1974.
9
[Anaerobic oxidation of n-xylene by microorganisms].
Dokl Akad Nauk SSSR. 1977;236(5):1239-42.
10
[The enzymes of aromatic ring cleavage in Ps. aeruginosa 2x cultured on p-xylene and in its p-xylene-negative variant 2x-79].[在对二甲苯上培养的铜绿假单胞菌2x及其对二甲苯阴性变体2x - 79中芳香环裂解酶]
Izv Akad Nauk SSSR Biol. 1983 May-Jun(3):389-97.