Characterization of Arylsulfatase Formed by Derepressed Synthesis inCitrobacter braakii
Author(s) -
Toyokazu Miura,
Kenji Okamoto,
Hideshi Yanase
Publication year - 2006
Publication title -
bioscience biotechnology and biochemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.509
H-Index - 116
eISSN - 1347-6947
pISSN - 0916-8451
DOI - 10.1271/bbb.50651
Subject(s) - arylsulfatase , citrobacter , arylsulfatase a , sulfatase , biochemistry , chemistry , sulfate , hydrolysis , enzyme , escherichia coli , enterobacter , organic chemistry , gene
Arylsulfatase activity was detected in a bacterial strain, Citrobacter braakii 69-b, isolated from soil by enrichment cultivation using porcine gastric mucin. The production of arylsulfatase was derepressed markedly in a synthetic medium by the addition of tyramine. The purified enzyme hydrolyzed 4-nitrophenyl sulfate, 4-nitrocatechol sulfate, and 3-indoxyl sulfate, and was classified as type I arylsulfatase.
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