CONVERSION OF 2-CHLOROMALEYLACETATE IN ALCALIGENES-EUTROPHUS JMP134

被引:27
|
作者
VOLLMER, MD [1 ]
STADLERFRITZSCHE, K [1 ]
SCHLOMANN, M [1 ]
机构
[1] UNIV STUTTGART, INST MIKROBIOL, AZENBERGSTR 18, W-7000 STUTTGART 1, GERMANY
关键词
2,4-DICHLOROPHENOXYACETATE; MALEYLACETATE REDUCTASE; CHLORIDE ELIMINATION; MALEYLACETATE; CHLOROMALEYLACETATE; ALCALIGENES-EUTROPHUS; PJP4;
D O I
10.1007/BF00250280
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
2,4-Dichlorophenoxyacetate (2,4-D) in Alcaligenes eutrophus JMP134 (pJP4) is degraded via 2-chloromaleylacetate as an intermediate. The latter compound was found to be reduced by NADH in a maleylacetate reductase catalyzed reaction. Maleylacetate and chloride were formed as products of 2-chloromaleylacetate reduction, the former being funnelled into the 3-oxoadipate pathway by a second reductive step. There was no indication for an involvement of a pJP4-encoded enzyme in either the reduction or the dechlorination reaction.
引用
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页码:182 / 188
页数:7
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