Open AccessRegulation of Escherichia coli l ‐asparaginase II and l ‐aspartase by the fnr gene‐product
Author(s) -
Jerlström Pierre G.,
Liu Ju,
Beacham Ifor R.
Publication year - 1987
Publication title -
fems microbiology letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.899
H-Index - 151
eISSN - 1574-6968
pISSN - 0378-1097
DOI - 10.1111/j.1574-6968.1987.tb02182.x
Subject(s) - escherichia coli , mutant , gene product , asparaginase , gene , enterobacteriaceae , biology , microbiology and biotechnology , chemistry , biochemistry , gene expression , genetics , lymphoblastic leukemia , leukemia
l ‐asparaginase II and l ‐aspartase, which are known to be regulated by oxygen in Escherichia coli, are shown, by an examination of known fnr mutants, to be under the control of the fnr gene product. Mutants obtained from a procedure devised to select for asparaginase II‐deficiency are fnr − .