ISOLATION OF AN ENZYME CATALYZING NITROSAMINE FORMATION IN PSEUDOMONAS-AERUGINOSA AND NEISSERIA-MUCOSAE

被引:18
作者
CALMELS, S
VENEZIA, ND
BARTSCH, H
机构
[1] International Agency for Research on Cancer, 69372 Lyon Cedex 08
关键词
D O I
10.1016/0006-291X(90)91196-Y
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
An enzyme catalysing nitrosamine formation was isolated and purified from two denitrifying microorganisms, Pseudomonas aeruginosa and Neisseria mucosae. The soluble enzyme has a molecular weight of 66 as determined by gel filtration and SDS-polyacrylamide gel electrophoresis and a pH optimum for P. aeruginosa of 7.25. A number of microorganisms isolated from human infections have previously been found to possess nitrosating enzymes. © 1990.
引用
收藏
页码:655 / 660
页数:6
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