【発明の名称】フエニルアラニンの製造法

Title:

【発明の名称】フエニルアラニンの製造法

Document Type and Number:

Japanese Patent JPH0698009

Kind Code:

B2

Abstract:

A process for preparing phenylalanine which comprises contacting phenylpyruvic acid or phenylpyruvate with immobilized whole cells having transaminase activity in the presence of an amine donor. Ruptured or permeabilized cells, with the enzyme in the free or immobilized state, may also be used. The preparation of phenylalanine from cinnamic acid using immobilized cells having phenylalanine ammonia lyase activity is also disclosed. Improvement in yield by operating at a Keg of greater than 5 is also disclosed.

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Inventors:

Louis L. Utd
Gary J. Calton

Application Number:

JP16016484A

Publication Date:

December 07, 1994

Filing Date:

July 30, 1984

Export Citation:

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Assignee:

Rhone-Poulin Incorporated

International Classes:

C12N9/10; C12N11/02; C12N11/08; C12P13/06; C12P13/20; C12P13/22; C12P19/24; C12P33/02; C12P37/06; C12R1/01; C12R1/025; C12R1/05; C12R1/19; C12R1/285; C12R1/38; C12R1/645; C12R1/865; (IPC1-7): C12P13/22

Domestic Patent References:

JP44017990A
JP45020556A
JPS5030981A
JP44017991A

Attorney, Agent or Firm:

Akira Asamura (3 outside)

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