Production of p-aminosalicylic acid through enzymatic kolbeschmitt reaction catalyzed by reversible salicylic acid decarboxylase

Kohtaro Kirimura*, Satomi Yanaso, Sachiyo Kosaka, Keiko Koyama, Takasumi Hattori, Yoshitaka Ishii

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

28 Citations (Scopus)

Abstract

A reversible salicylic acid decarboxylase (Sdc), found in the yeast Trichosporon moniliiforme WU-0401, is applicable for the production of p-aminosalicylic acid (PAS) from m-aminophenol (m-AP). For the high-yield production of PAS, used as an antituberculous agent, we developed F195Y, a genetically engineered Sdc mutant. We succeeded in selectively producing PAS from m-AP through an enzymatic KolbeSchmitt reaction in aqueous solution by using recombinant Escherichia coli cells expressing the gene encoding F195Y. We found that 70mM PAS was produced at 30 °C in 15h with a conversion yield of 70% (mol/mol).

Original languageEnglish
Pages (from-to)206-208
Number of pages3
JournalChemistry Letters
Volume40
Issue number2
DOIs
Publication statusPublished - 2011

ASJC Scopus subject areas

  • Chemistry(all)

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