Phosphoserine phosphatase gene of coryneform bacteria

    公开(公告)号:US20030114656A1

    公开(公告)日:2003-06-19

    申请号:US10321382

    申请日:2002-12-18

    CPC classification number: C12Y301/03003 C12N9/16 C12P13/06

    Abstract: The present invention provides a DNA coding for a protein defined in the following (A) or (B) is obtained from Brevibacterium flavum chromosomal DNA library by cloning a DNA fragment that complicates serB deficiency of Escherichia coli as a open reading frame in the DNA fragment. (A) A protein which comprises an amino acid sequence of SEQ ID: 2 in Sequence Listing; or (B) A protein which comprises an amino acid sequence including substitution, deletion, insertion, addition or inversion of one or several amino acids in the amino acid sequence of SEQ ID NO: 2 in Sequence Listing, and which has phosphoserine phosphatase activity.

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