期刊
APPLIED AND ENVIRONMENTAL MICROBIOLOGY
卷 67, 期 4, 页码 1964-1969出版社
AMER SOC MICROBIOLOGY
DOI: 10.1128/AEM.67.4.1964-1969.2001
关键词
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On complex medium Escherichia coli strains carrying hybrid plasmid pBEC/EE:11.0, pSKBEC/BE:9.0, pSKBEC/PP:3.3, or pSKBEC/PP:2.4 harboring genomic DNA of Ralstonia eutropha HF39 produced a blue pigment characterized as indigo by several chemical and spectroscopic methods. A 1,251-bp open reading frame (bec) was cloned and sequenced. The deduced amino acid sequence of bec showed only weak similarities to short-chain acyl-coenzyme A dehydrogenases, and the gene product catalyzed formation of indoxyl, a reactive preliminary stage for production of indigo.
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