Process for the production of amino acids

Chemistry: molecular biology and microbiology – Process of utilizing an enzyme or micro-organism to destroy... – Resolution of optical isomers or purification of organic...

Reexamination Certificate

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Reexamination Certificate

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07378269

ABSTRACT:
The present invention relates to the processes of racemization and deprotection of special N-protected amino acids in the acylase/racemase system for the total conversion of special N-protected racemic amino acids into optically pure amino acids.

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Wakayama et al., “Cloning and sequencing of gene encoding D-aminoacylase fromAlcaligenes xylosoxydanssubsp.xylosoxydansA-6 and expression of the gene inEscherichia coli”, Bioscience, Biotechnology and Biochemistry 59 (11) : 2115-19 (1995).
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