Enzyme preparation and method of using the same

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing heterocyclic carbon compound having only o – n – s,...

Reexamination Certificate

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C435S180000, C435S196000

Reexamination Certificate

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06936445

ABSTRACT:
There is disclosed are an enzyme preparation characterized by a polymer carrier having fine pores with average radius of 200-500 Å and the enzyme is capable of converting an N-substituted cyclic imino ester into an (S)-N-substituted cyclic imino acid, thereby an (S)-N-substituted cyclic imino acid is preferentially produced, and has an amino acid sequence as set forth in SEQ ID NO: 1 or the like.

REFERENCES:
patent: 5166064 (1992-11-01), Usui et al.
patent: 5292649 (1994-03-01), Kosugi et al.
patent: 5839258 (1998-11-01), Takayanagi et al.
patent: 2002/0164727 (2002-11-01), Kishimoto et al.
patent: 2002/0173013 (2002-11-01), Kishimoto et al.
patent: 1 057 894 (2000-12-01), None
patent: 6-16718 (1994-03-01), None

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