摘要:
A D-aminotransferase can be modified so as to efficiently produce (2R, 4R)-monatin having high sweetness intensity from 4-(indol-3-ylmethyl)-4-hydroxy-2-oxoglutaric acid by substituting an amino acid at least at one of positions (positions 100, 180 to 183,243 and 244) involved in efficiently producing the (2R, 4R)-monatin in an amino acid sequence of a wild-type D-aminotransferase represented in SEQ ID NO:2.
摘要翻译:可以修饰D-氨基转移酶,以便通过用氨基酸至少在4-(吲哚-3-基甲基)-4-羟基-2-氧代戊二酸代替氨基酸,有效地产生具有高甜度强度的(2R,4R) 在SEQ ID NO:2中表示的野生型D-转氨酶的氨基酸序列中有效地产生(2R,4R) - 单抗的位置之一(位置100,180至183,243和244)。
摘要:
A D-aminotransferase can be modified so as to efficiently produce (2R, 4R)-monatin having high sweetness intensity from 4-(indol-3-ylmethyl)-4-hydroxy-2-oxoglutaric acid by substituting an amino acid at least at one of positions (positions 100, 180 to 183, 243 and 244) involved in efficiently producing the (2R, 4R)-monatin in an amino acid sequence of a wild-type D-aminotransferase represented in SEQ ID NO:2.
摘要翻译:可以修饰D-氨基转移酶,以便通过用氨基酸至少在4-(吲哚-3-基甲基)-4-羟基-2-氧代戊二酸代替氨基酸,有效地产生具有高甜度强度的(2R,4R) 在SEQ ID NO:2所示的野生型D-氨基转移酶的氨基酸序列中有效产生(2R,4R) - 单抗的位置(位置100,180〜183,243和244)之一。
摘要:
A D-aminotransferase can be modified so as to efficiently produce (2R,4R)-monatin having high sweetness intensity from 4-(indol-3-ylmethyl)-4-hydroxy-2-oxoglutaric acid by mutating the amino acid sequence of a wild-type D-aminotransferase represented in SEQ ID NO:4.
摘要翻译:可以修饰D-氨基转移酶,以便通过将氨基酸序列的突变来有效地从4-(吲哚-3-基甲基)-4-羟基-2-氧代戊二酸生成具有高甜度强度的(2R,4R) SEQ ID NO:4所示的野生型D-氨基转移酶。
摘要:
A D-aminotransferase can be modified so as to efficiently produce (2R,4R)-monatin having high sweetness intensity from 4-(indol-3-ylmethyl)-4-hydroxy-2-oxoglutaric acid by substituting an amino acid at least at one of positions (positions 100, 180 to 183, 243 and 244) involved in efficiently producing the (2R,4R)-monatin in an amino acid sequence of a wild-type D-aminotransferase represented in SEQ ID NO:2.
摘要翻译:可以修饰D-氨基转移酶,以便通过用氨基酸至少在4-(吲哚-3-基甲基)-4-羟基-2-氧代戊二酸代替氨基酸,有效地产生具有高甜度强度的(2R,4R) 在SEQ ID NO:2所示的野生型D-氨基转移酶的氨基酸序列中有效产生(2R,4R) - 单抗的位置(位置100,180〜183,243和244)之一。
摘要:
The present invention describes a method for generating a serine derivative and an optically active isomer thereof by a convenient technique, and an enzyme and the like useful in the method. In the presence of the following protein (A) and/or (B) having an enzymatic activity, an α-amino acid is reacted with an aldehyde to form a serine derivative: (A) a protein comprising the amino acid sequence of SEQ ID NO:5, and (B) a protein comprising an amino acid sequence of SEQ ID NO: 5, but which includes substitution, deletion, insertion and addition of one or more amino acids and is able to catalyze the reaction to form the serine derivative.
摘要翻译:本发明描述了通过方便的技术产生丝氨酸衍生物和光学活性异构体的方法,以及在该方法中有用的酶等。 在具有酶活性的下列蛋白质(A)和/或(B)的存在下,α-氨基酸与醛反应形成丝氨酸衍生物:(A)包含SEQ ID NO:1的氨基酸序列的蛋白质 (B)包含SEQ ID NO:5的氨基酸序列但包括取代,缺失,插入和加入一个或多个氨基酸的蛋白质,并且能够催化该反应以形成丝氨酸衍生物 。
摘要:
The present invention describes a method for generating a serine derivative and an optically active isomer thereof by a convenient technique, and an enzyme and the like useful in the method. In the presence of the following protein (A) and/or (B) having an enzymatic activity, an α-amino acid is reacted with an aldehyde to form a serine derivative: (A) a protein comprising the amino acid sequence of SEQ ID NO:5, and (B) a protein comprising an amino acid sequence of SEQ ID NO: 5, but which includes substitution, deletion, insertion and addition of one or more amino acids and is able to catalyze the reaction to form the serine derivative.
摘要翻译:本发明描述了通过方便的技术产生丝氨酸衍生物和光学活性异构体的方法,以及在该方法中有用的酶等。 在具有酶活性的下列蛋白质(A)和/或(B)的存在下,α-氨基酸与醛反应形成丝氨酸衍生物:(A)包含SEQ ID NO:1的氨基酸序列的蛋白质 (B)包含SEQ ID NO:5的氨基酸序列但包括取代,缺失,插入和加入一个或多个氨基酸的蛋白质,并且能够催化该反应以形成丝氨酸衍生物 。
摘要:
The present invention aims at providing an excellent peptide-synthesizing protein and a method for efficiently producing a peptide. The peptide is synthesized by reacting an amine component and a carboxy component in the presence of at least one of proteins shown in the following (I) and (II). (I) The mutant protein having an amino acid sequence comprising one or more mutations from any of the mutations 1 to 68, and the mutations 239 to 290 and 324 to 377 in an amino acid sequence of SEQ ID NO:2. (II) The mutant protein having an amino acid sequence comprising one or more mutations from any of the mutations L1 to L335 and M1 to M642 in an amino acid sequence of SEQ ID NO:208
摘要翻译:本发明的目的在于提供优异的肽合成蛋白质和有效生产肽的方法。 在下列(I)和(II)所示的至少一种蛋白质存在下,使胺组分和羧基组分反应合成肽。 (I)具有包含SEQ ID NO:2的氨基酸序列中的任何突变1至68和突变239至290和324至377的一个或多个突变的氨基酸序列的突变蛋白。 (II)具有包含SEQ ID NO:208的氨基酸序列中的任何突变L1至L335和M1至M642的一个或多个突变的氨基酸序列的突变蛋白
摘要:
The present invention aims at providing an excellent peptide-synthesizing protein and a method for efficiently producing a peptide. The peptide is synthesized by reacting an amine component and a carboxy component in the presence of at least one of proteins shown in the following (I) and (II).(I) The mutant protein having an amino acid sequence comprising one or more mutations from any of the mutations 1 to 68, and the mutations 239 to 290 and 324 to 377 in an amino acid sequence of SEQ ID NO:2.(II) The mutant protein having an amino acid sequence comprising one or more mutations from any of the mutations L1 to L335 and M1 to M642 in an amino acid sequence of SEQ ID NO:208
摘要翻译:本发明的目的在于提供优异的肽合成蛋白质和有效生产肽的方法。 在下列(I)和(II)所示的至少一种蛋白质存在下,使胺组分和羧基组分反应合成肽。 (I)具有包含SEQ ID NO:2的氨基酸序列中的任何突变1至68和突变239至290和324至377的一个或多个突变的氨基酸序列的突变蛋白。 (II)具有包含SEQ ID NO:208的氨基酸序列中的任何突变L1至L335和M1至M642的一个或多个突变的氨基酸序列的突变蛋白
摘要:
The present invention relates to variant aldolase enzymes that are modified so as to produce IHOG, a process for producing an optically active IHOG using the same, and a process for producing an optically active monatin.
摘要:
The present invention relates to variant aldolase enzymes that are modified so as to produce IHOG (4-(indol-3-ylmethyl)-4-hydroxy-2-oxoglutaric acid: IHOG), a process for producing an optically active IHOG using the same, and a process for producing an optically active monatin.