The present invention relates to a method for the microbiological isomerization of alpha-hydroxycarboxylic acids using an alpha-hydroxycarboxylic acid racemase, the enzymes used for this method and microorganisms which express a suitable racemase activity, a screening method for microorganisms with alpha-hydroxycarboxylic acid racemase activity, the nucleic acid sequences encoding this enzyme, expression vectors, recombinant microorganisms which express this racemase, and methods for the production or isolation of a protein with alpha-hydroxycarboxylic acid racemase activity.
本发明涉及使用α-羟基
羧酸消旋酶进行微
生物异构化的方法,用于该方法的酶以及表达适当消旋酶活性的微
生物,具有α-羟基
羧酸消旋酶活性的微
生物的筛选方法,编码该酶的核酸序列,表达载体,表达该消旋酶的
重组微
生物以及具有α-羟基
羧酸消旋酶活性的蛋白质的生产或分离方法。