摘要:
The present invention provides a novel polypeptide forming (R)-2-chloro-1-(3′-chlorophenyl)ethanol, a polynucleotide coding for said polypeptide, and use of the same. The present invention relates to a polypeptide having the following physical and chemical properties (1) to (4): (1) activity: acting on 2-chloro-1-(3′-chlorophenyl)ethanone with NADPH or NADH as a coenzyme, to form (R)-2-chloro-1-(31-chlorophenyl)ethanol; (2) optimum pH for activity: 5.0 to 6.0; (3) optimum temperature for activity: 40° C. to 50° C.; (4) molecular weight: about 40,000 as determined by gel filtration analysis, about 30,000 as determined by SDS polyacrylamide gel electrophoresis analysis. The present invention also relates to a polypeptide comprising the amino acid sequence shown under SEQ ID NO:1 in the sequence listing, a polynucleotide coding for said polypeptide, and a transformant producing said polypeptide at high levels.
摘要翻译:本发明提供形成(R)-2-氯-1-(3'-氯苯基)乙醇的新型多肽,编码所述多肽的多核苷酸及其用途。 本发明涉及具有以下物理和化学性质(1)至(4)的多肽:(1)活性:以NADPH或NADH作为辅酶作用于2-氯-1-(3'-氯苯基)乙酮, 形成(R)-2-氯-1-(31-氯苯基)乙醇; (2)活性最佳pH:5.0〜6.0; (3)最适温度为40℃〜50℃。 (4)分子量:约40,000,通过凝胶过滤分析测定,约30,000,通过SDS聚丙烯酰胺凝胶电泳分析测定。 本发明还涉及包含序列表中SEQ ID NO:1所示氨基酸序列的多肽,编码所述多肽的多核苷酸,以及以高水平产生所述多肽的转化体。
摘要:
The present invention relates to a novel glycerol derivative and a process for preparing the same, and a process for preparing a triazole derivative.According to the present invention, an optical active 2-arylglycerol derivative which is a novel and useful as a synthetic intermediate of medicament can be provided and furthermore, (R)-2-(2,4-difluorophenyl)-3-(1H-1,2,4-triazole-1-yl)-propane-1,2-diol which is useful as an antifungal agent can be prepared.
摘要:
The present invention is to provide a process for efficiently producing an optically active alcohol including (R)-3-hydroxy-3-phenylpropanenitrile. One of the features of the present invention is a polypeptide having an activity of asymmetrically reducing 3-oxo-3-phenylpropanenitrile isolated from a microorganism belonging to the genus Candida to produce (R)-3-hydroxy-3-phenylpropanenitrile, DNA encoding the polypeptide and a transformant of producing the polypeptide. Another feature of the present invention is a process for producing an optically active alcohol such as (R)-3-hydroxy-3-phenylpropanenitrile by reducing a carbonyl compound such as 3-oxo-3-phenylpropanenitrile by use of the polypeptide or the transformant.
摘要:
The present invention provides a novel polypeptide efficiently forming (R)-N-benzyl-3-pyrrolidinol, a polynucleotide coding for said polypeptide, and use of the same. The present invention relates to a polypeptide having the following physical and chemical properties (1) to (4): (1) activity: acting on N-benzyl-3-pyrrolidinone with NADH or NADPH as a coenzyme, to form (R)-N-benzyl-3-pyrrolidinol; (2) optimum pH for activity: 5.5 to 6.0; (3) optimum temperature for activity: 50° C. to 55° C.; (4) molecular weight: about 55,000 as determined by gel filtration analysis, about 28,000 as determined by SDS polyacrylamide gel electrophoresis analysis. The present invention also relates to a polypeptide comprising the amino acid sequence shown under SEQ ID NO:1 in the sequence listing, a polynucleotide coding for said polypeptide, and a transformant producing said polypeptide at high levels.
摘要翻译:本发明提供了有效形成(R)-N-苄基-3-吡咯烷醇的新型多肽,编码所述多肽的多核苷酸及其用途。 本发明涉及具有以下物理和化学性质(1)至(4)的多肽:(1)活性:以NADH或NADPH作为辅酶作用于N-苄基-3-吡咯烷酮,形成(R) - N-苄基-3-吡咯烷醇; (2)活性最佳pH:5.5〜6.0; (3)活性最佳温度:50〜55℃。 (4)通过凝胶过滤分析确定的分子量:约55,000,通过SDS聚丙烯酰胺凝胶电泳分析确定约28,000。 本发明还涉及包含序列表中SEQ ID NO:1所示氨基酸序列的多肽,编码所述多肽的多核苷酸,以及以高水平产生所述多肽的转化体。
摘要:
The present invention provides a novel polypeptide efficiently forming (R)-N-benzyl-3-pyrrolidinol, a polynucleotide coding for said polypeptide, and use of the same.The present invention relates to a polypeptide having the following physical and chemical properties (1) to (4): (1) activity: acting on N-benzyl-3-pyrrolidinone with NADH or NADPH as a coenzyme, to form (R)-N-benzyl-3-pyrrolidinol; (2) optimum pH for activity: 5.5 to 6.0; (3) optimum temperature for activity: 50° C. to 55° C.; (4) molecular weight: about 55,000 as determined by gel filtration analysis, about 28,000 as determined by SDS polyacrylamide gel electrophoresis analysis. The present invention also relates to a polypeptide comprising the amino acid sequence shown under SEQ ID NO:1 in the sequence listing, a polynucleotide coding for said polypeptide, and a transformant producing said polypeptide at high levels.
摘要翻译:本发明提供了有效形成(R)-N-苄基-3-吡咯烷醇的新型多肽,编码所述多肽的多核苷酸及其用途。 本发明涉及具有以下物理和化学性质(1)至(4)的多肽:(1)活性:以NADH或NADPH作为辅酶作用于N-苄基-3-吡咯烷酮,形成(R) - N-苄基-3-吡咯烷醇; (2)活性最佳pH:5.5〜6.0; (3)活性最佳温度:50〜55℃。 (4)通过凝胶过滤分析确定的分子量:约55,000,通过SDS聚丙烯酰胺凝胶电泳分析确定约28,000。 本发明还涉及包含序列表中SEQ ID NO:1所示氨基酸序列的多肽,编码所述多肽的多核苷酸,以及以高水平产生所述多肽的转化体。
摘要:
This invention provides a process for producing optically active 2-[6-(hydroxymethyl)-1,3-dioxan-4-yl]acetic acid derivatives, which are of value as intermediates of drugs, from inexpensive starting materials without using any special equipment such as that required for super-low temperature reactions. A process for producing optically active 2-[6-(hydroxymethyl)-1,3-dioxan-4-yl]acetic acid derivatives which comprises reacting an acetic acid derivative at a temperature of not less than −30° C. with an enolate prepared by permitting either a base or a metal having a valency of 0 to act on the derivative to produce a hydroxyoxohexanoic acid derivative, reducing this compound with the aid of a strain of microorganism to provide a halomethyldioxanylacetic acid derivative, treating this compound with an acetalizing agent in the presence of an acid catalyst to provide a halomethyldioxanylacetic acid derivative, reacted with an acyloxylating agent to provide a acyloxymethyldioxanylacetic acid derivative, and subjecting this compound to solvolysis in the presence of a base.
摘要:
The present invention provides an efficient method of producing an arylacylamidase. In an aspect, the present invention provides (a) a DNA comprising the base sequence shown in the sequence listing under SEQ ID NO:1, or (b) a DNA capable of hybridizing, under stringent conditions, with a DNA comprising the base sequence complementary to the base sequence shown in the sequence listing under SEQ ID NO:1 and coding for a polypeptide having arylacylamidase activity. In another aspect, the invention provides a polypeptide encoded by the DNA mentioned above and having arylacylamidase activity, a vector containing the DNA mentioned above, a transformant which is transformed using the DNA or the vector mentioned above, and a method for producing an arylacylamidase which comprises cultivating the transformant mentioned above and obtaining the arylacylamidase from the culture medium.
摘要翻译:本发明提供了生产芳基酰胺酶的有效方法。 一方面,本发明提供(a)包含SEQ ID NO:1中的序列表中所示的碱基序列的DNA,或(b)能够在严格条件下与包含碱基序列的DNA杂交的DNA 与SEQ ID NO:1中的序列表中所示的碱基序列互补,并编码具有芳基酰胺酶活性的多肽。 另一方面,本发明提供由上述DNA编码并具有芳基酰胺酶活性的多肽,含有上述DNA的载体,使用上述DNA或载体转化的转化体及其制备方法, 包括培养上述转化体并从培养基中获得芳酰胺酰胺酶。
摘要:
A novel glycerol derivative, a process for preparing the same, and a process for preparing a triazole derivative. An optically active 2-arylglycerol derivative which is novel and useful as a synthetic intermediate of medicament is provided, and furthermore, (R)-2-(2,4-difluorophenyl)-3-(1H-1,2,4-triazole-1-yl)-propane-1,2-diol, which is useful as an antifungal agent, is prepared.
摘要:
This invention provides a process for producing optically active 2-[6-(hydroxymethyl)-1,3-dioxan-4-yl]acetic acid derivatives, which are of value as intermediates of drugs, from inexpensive starting materials without using any special equipment such as that required for super-low temperature reactions.A process for producing optically active 2-[6-(hydroxymethyl)-1,3-dioxan-4-yl]acetic acid derivatives which comprises reacting an acetic acid derivative at a temperature of not less than −30° C. with an enolate prepared by permitting either a base or a metal having a valency of 0 to act on the derivative to produce a hydroxyoxohexanoic acid derivative, reducing this compound with the aid of a strain of microorganism to provide a halomethyldioxanylacetic acid derivative, treating this compound with an acetalizing agent in the presence of an acid catalyst to provide a halomethyl-dioxanylacetic acid derivative, reacted with an acyloxylating agent to provide a acyloxymethyldioxanylacetic acid derivative, and subjecting this compound to solvolysis in the presence of a base.
摘要:
The present invention provides a novel polypeptide efficiently forming (R)-N-benzyl-3-pyrrolidinol, a polynucleotide coding for said polypeptide, and use of the same. The present invention relates to a polypeptide having the physical and chemical properties (1) to (4): (1) activity acting on N-benzyl-3-pyrrolidinone with NADH or NADPH as a coenzyme, to form (R)-N-benzyl-3-pyrrolidinol; (2) optimum pH of 5.5 to 6.0 for activity ; (3) optimum temperature of 50° C. to 55° C. for activity ; (4) molecular weight of about 55,000 as determined by gel filtration analysis, and about 28,000 as determined by SDS polyacrylamide gel electrophoresis analysis. The present invention also relates to a polypeptide comprising the amino acid sequence of SEQ ID NO:1, a polynucleotide coding for said polypeptide, and a transformant producing said polypeptide at high levels.
摘要翻译:本发明提供了有效形成(R)-N-苄基-3-吡咯烷醇的新型多肽,编码所述多肽的多核苷酸及其用途。 本发明涉及具有物理和化学性质(1)至(4)的多肽:(1)以NADH或NADPH作为辅酶作用于N-苄基-3-吡咯烷酮的活性以形成(R)-N- 苄基-3-吡咯烷醇; (2)活性最佳pH为5.5〜6.0; (3)活性最佳温度为50〜55℃; (4)通过凝胶过滤分析测定的约55,000的分子量,通过SDS聚丙烯酰胺凝胶电泳分析测定的约28,000。 本发明还涉及包含SEQ ID NO:1的氨基酸序列,编码所述多肽的多核苷酸和以高水平产生所述多肽的转化体的多肽。