Chlorohydrin and hydroxycarboxylic ester asymmetric hydrolase gene
    2.
    发明公开
    Chlorohydrin and hydroxycarboxylic ester asymmetric hydrolase gene 有权
    Chlorohydrin undHydroxycarbonsäureester不对称水解酶

    公开(公告)号:EP1408107A2

    公开(公告)日:2004-04-14

    申请号:EP03022819.1

    申请日:2003-10-07

    申请人: DAISO CO., LTD.

    摘要: The present invention is to provide a gene having asymmetric hydrolase activity which is useful for synthesis of an optically active carboxylic acid, its antipode ester, and lactone, and a hydroxycarboxylic ester asymmetric hydrolase enzyme (EnHCH) derived from Enterobacter sp . DS-S-75 strain (FERM BP-5494) which is bacteria belonging to the genus Enterobacter , a EnHCH gene shown by base sequence of SEQ.ID.NO: 1, a gene encoding a protein having an amino acid sequence of SEQ.ID.NO: 2, and E. coli DH5α (pKK-EnHCH) deposited to International Patent Organism Depositary, National Institute of Advanced Industrial Science and Technology as a deposition No. FERM BP-08466.

    摘要翻译: 包含说明书中给出的362个氨基酸(S1)的氨基酸序列(AS)的蛋白质(I)或具有氯醇和羟基羧酸酯不对称水解酶活性的(AS),其中(AS)为(AS) (S1)的一个或多个氨基酸被缺失,添加或取代或(AS)是具有(S1)同源性为60%以上的(AS)的新的(AS)。 新蛋白质(I)包含选自本说明书中给出的362个氨基酸的序列(S1)的氨基酸序列(AS)和具有氯代醇和羟基羧酸酯不对称水解酶活性的(AS)之一,其中( AS)是其中(S1)的一个或多个氨基酸被删除,添加或取代的(AS)(AS)是与(S1)具有60%以上同源性的(AS)的(AS) )。 还包括以下独立权利要求:(1)包含选自本说明书中给出的1990个核苷酸的完全限定序列(S2)的碱基序列的碱基序列之一的基因(II),编码 具有氯代醇和氢羧酸酯不对称水解酶活性的蛋白质,其中碱基序列是其中缺失,添加或取代一个或几个(S2)的碱基的碱基序列,其编码具有 氯代醇和羟基羧酸酯不对称水解酶活性,并在严格条件下与(S2)杂交,编码(S1)的碱基序列,编码具有氯代醇和羟基羧酸酯不对称水解酶活性的氨基酸序列的碱基序列,其中氨基酸 序列是其中(S1)的一个或多个氨基酸被缺失,添加或取代的氨基酸序列,以及编码氨基的碱基序列 具有氯代醇和羟基羧酸酯不对称水解酶活性的酸序列,其中氨基酸序列是具有60%或与(S1)同源性的矿石的氨基酸序列; (2)包含Met-Arg-Lys-Thr-Met-Gln-Arg-Ser-Leu-Leu-Ser-Ala-Leu-Val-Leu-Val-Ala- Ser-Cys-Cys-His-Gly-Ala-Trp-Ala,用于(I)的静止应变反应; (3)编码(III)的DNA(IV),其包含如说明书中给出的75个核苷酸的完全限定的序列(S4) (4)包含(II)的载体(V); (5)包含(I)或(V)的转化体(VI); 和(6)(I)的制备。

    Process for preparation of (R)-1,2-propanediol by microbes
    4.
    发明公开
    Process for preparation of (R)-1,2-propanediol by microbes 有权
    Verfahren zur Herstellung von(R)-1,2-丙二醇手套Mikroben

    公开(公告)号:EP1219715A1

    公开(公告)日:2002-07-03

    申请号:EP01130920.0

    申请日:2001-12-27

    申请人: DAISO CO., LTD.

    IPC分类号: C12P7/18 C12P41/00 C12N1/20

    CPC分类号: C12R1/38 C12P7/18 C12P41/001

    摘要: A process for preparation of (R)-1,2-propanediol which comprises cultivating a microorganism belonging to genus Pseudomonas or genus Alcaligenes which has ability to assimilate (S)-1,2-propanediol as a single carbon source, in a culture medium containing racemic 1,2-propanediol as a single carbon source and then isolating the remaining (R)-1,2-propanediol from the culture broth.

    摘要翻译: 一种制备(R)-1,2-丙二醇的方法,其包括在培养基中培养属于具有同化(S)-1,2-丙二醇作为单一碳源的能力的假单胞菌属或产碱杆菌属的微生物 含有外消旋1,2-丙二醇作为单一碳源,然后从培养液中分离剩余的(R)-1,2-丙二醇。

    Process for the preparation of optically active 1,2-diols by cultivating microorganisms
    7.
    发明公开
    Process for the preparation of optically active 1,2-diols by cultivating microorganisms 审中-公开
    一种通过培养微生物制备光学活性的1,2-二醇的过程

    公开(公告)号:EP1167534A2

    公开(公告)日:2002-01-02

    申请号:EP01115843.3

    申请日:2001-06-28

    申请人: DAISO CO., LTD.

    IPC分类号: C12P7/18 C12P7/42

    CPC分类号: C12P7/42 C12P7/18 C12P41/001

    摘要: A process for the preparation of an optically active 1,2-diol compound of the following formula:
    wherein R is an alkyl group, hydroxy substituted alkyl group, or alkenyl group, which comprises reacting a corresponding racemic 1,2-diol compound with a strain belonging to the genus Alcaligenes which is cultivated under aeration.

    摘要翻译: 一种下式的光学活性的1,2-二醇化合物的制备方法: worin R是烷基,羟基烷基substituiertem,或链烯基,该方法包括使相应的外消旋的1,2-二醇 化合物具有应变属于产碱杆菌属的所有其下通气培养。

    Method for producing optically active 3-chloro-2-methyl-1,2-propanediol taking advantage of microorganism
    10.
    发明公开
    Method for producing optically active 3-chloro-2-methyl-1,2-propanediol taking advantage of microorganism 有权
    Verfahren zur mikrobiologischen Herstellung von optisch aktiven 3-氯-2-甲基-1,2-丙二醇

    公开(公告)号:EP1550730A1

    公开(公告)日:2005-07-06

    申请号:EP05250004.8

    申请日:2005-01-04

    申请人: DAISO CO., LTD.

    IPC分类号: C12P41/00

    CPC分类号: C12P41/001 C12P7/18

    摘要: The present invention provides a method for obtaining optically active 3-chloro-2-methyl-1,2-propanediol, the method comprising: a first step of letting at least one kind of microorganism or processed product thereof having an ability to leave untouched (R)-3-chloro-2-methyl-1,2-propanediol or (S)-3-chloro-2-methyl-1,2-propanediol in the presence of an enantiomeric 3-chloro-2-methyl-1,2-propanediol mixture act on an enantiomeric 3-chloro-2-methyl-1,2-propanediol mixture; and a second step of recovering the untouched optically active 3-chloro-2-methyl-1,2-propanediol.

    摘要翻译: 本发明提供了一种获得光学活性3-氯-2-甲基-1,2-丙二醇的方法,该方法包括:使至少一种微生物或其加工产物具有保持不变的能力的第一步骤( R)-3-氯-2-甲基-1,2-丙二醇或(S)-3-氯-2-甲基-1,2-丙二醇在对映异构体3-氯-2-甲基-1,2-丙二醇存在下, 2-丙二醇混合物作用于对映异构体3-氯-2-甲基-1,2-丙二醇混合物; 以及回收未接触的光学活性3-氯-2-甲基-1,2-丙二醇的第二步骤。