ENZYMES INVOLVED IN THEOBROMINE PRODUCTION FROM CAFFEINE BY PSEUDOMONAS-PUTIDA NO-352

被引:33
作者
ASANO, Y [1 ]
KOMEDA, T [1 ]
YAMADA, H [1 ]
机构
[1] KYOTO UNIV, DEPT AGR CHEM, KYOTO 606, JAPAN
关键词
D O I
10.1271/bbb.58.2303
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
A monooxygenase specific for theobromine demethylation was purified from the cell-free extract of Pseudomonas putida No. 352 to homogeneity. Caffeine appears to be demethylated to 7-methylxanthine at least by two enzymes, caffeine demethylase and theobromine demethylase. The latter is sensitive to Zn2+ and possibly caused an accumulation of theobromine in P. putida No. 352.
引用
收藏
页码:2303 / 2304
页数:2
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