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    • 1. 发明申请
    • COMPOSITIONS AND METHODS FOR THE PRODUCTION OF L-HOMOALANINE
    • 用于生产L-高香赖氨酸的组合物和方法
    • WO2011106696A3
    • 2011-09-01
    • PCT/US2011/026315
    • 2011-02-25
    • THE REGENTS OF THE UNIVERSITY OF CALIFORNIALIAO, James, C.ZHANG, KechunCHO, Kwang, Myung
    • LIAO, James, C.ZHANG, KechunCHO, Kwang, Myung
    • C12N9/04C07K14/00C07H21/00
    • Healthcare costs are a significant worldwide, with many patients being denied medications because of their high prices. One approach to addressing this problem involves the biosynthesis of chiral drug intermediates, an environmentally friendly solution that can be used to generate pharmaceuticals at much lower costs than conventional techniques. In this context, embodiments of the invention comprise methods and materials designed to allow microorganisms to biosynthesize the nonnatural amino acid L-homoalanine. As is known in the art, L-homoalanine is a chiral precursor of a variety of pharmaceutically valuable compounds including the anticonvulsant medications levetiracetam (sold under the trade name Keppra®) and brivaracetam, as well as ethambutol, a bacteriostatic antimycobacterial drug used to treat tuberculosis. Consequently, embodiments of the invention can be used in low cost, environmentally friendly processes to generate these and other valuable compounds.
    • 医疗保健费用在全球范围内非常重要,许多患者由于其高昂的价格而被拒绝服用药物。 解决此问题的一种方法涉及手性药物中间体的生物合成,这是一种环保型溶液,可用于以比传统技术低得多的成本生成药物。 在这种情况下,本发明的实施方案包括设计成允许微生物生物合成非天然氨基酸L-高丙氨酸的方法和材料。 如本领域所知,L-高丙氨酸是多种药学上有价值的化合物的手性前体,包括抗惊厥药物左乙拉西坦(以商品名Keppra销售)和布立西坦,以及乙胺丁醇(一种抑菌抗分枝杆菌药物,用于治疗 结核。 因此,本发明的实施例可以用于低成本,环境友好的工艺中以产生这些和其他有价值的化合物。
    • 2. 发明申请
    • COMPOSITIONS AND METHODS FOR THE PRODUCTION OF L-HOMOALANINE
    • 用于生产L-山梨醇的组合物和方法
    • WO2011106696A2
    • 2011-09-01
    • PCT/US2011026315
    • 2011-02-25
    • UNIV CALIFORNIALIAO JAMES CZHANG KECHUNCHO KWANG MYUNG
    • LIAO JAMES CZHANG KECHUNCHO KWANG MYUNG
    • C12P13/06
    • C12N9/0016C12P13/04C12P13/06C12Y104/01002Y02P20/52
    • Healthcare costs are a significant worldwide, with many patients being denied medications because of their high prices. One approach to addressing this problem involves the biosynthesis of chiral drug intermediates, an environmentally friendly solution that can be used to generate pharmaceuticals at much lower costs than conventional techniques. In this context, embodiments of the invention comprise methods and materials designed to allow microorganisms to biosynthesize the nonnatural amino acid L-homoalanine. As is known in the art, L-homoalanine is a chiral precursor of a variety of pharmaceutically valuable compounds including the anticonvulsant medications levetiracetam (sold under the trade name Keppra®) and brivaracetam, as well as ethambutol, a bacteriostatic antimycobacterial drug used to treat tuberculosis. Consequently, embodiments of the invention can be used in low cost, environmentally friendly processes to generate these and other valuable compounds.
    • 保健费用在世界范围内是重要的,许多患者由于价格高昂而被拒绝服用药物。 解决这一问题的一种方法涉及手性药物中间体的生物合成,这是一种环境友好的解决方案,可以以比传统技术低得多的成本生产药物。 在本文中,本发明的实施方案包括设计用于允许微生物生物合成非天然氨基酸L-高丙氨酸的方法和材料。 如本领域已知的,L-高丙氨酸是各种药学上有价值的化合物的手性前体,包括抗惊厥药物左乙拉西坦(商品名为Keppra)和布立西坦(brivaracetam)),以及乙胺丁醇,用于治疗的抑菌抗分支杆菌药物 结核。 因此,本发明的实施方案可以用于低成本,环境友好的方法以产生这些和其它有价值的化合物。
    • 8. 发明申请
    • BIOFUEL AND CHEMICAL PRODUCTION BY RECOMBINANT MICROORGANISMS VIA FERMENTATION OF PROTEINACIOUS BIOMASS
    • 通过发酵蛋白质生物量的重组微生物的生物化学和化学生产
    • WO2012061653A9
    • 2012-07-19
    • PCT/US2011059231
    • 2011-11-03
    • UNIV CALIFORNIALIAO JAMES CCHO KWANG MYUNGYAN YAJUNHUO YIXIN
    • LIAO JAMES CCHO KWANG MYUNGYAN YAJUNHUO YIXIN
    • C12N1/21C12N1/15C12N1/19C12N15/52C12N15/63C12P7/00C12P13/00
    • C12N15/815C12N1/20C12N9/0016C12N9/1096C12N15/63C12N15/75C12N15/77C12N15/78C12N15/80C12N15/81C12P7/04C12P7/16C12P7/24C12P7/40C12P13/04Y02E50/10Y02E50/17Y02P20/582
    • Provided herein are metabolically modified microorganisms characterized by having an increased keto-acid flux when compared with the wild-type organism and comprising at least one polynucleotide encoding an enzyme that when expressed results in the production of a greater quantity of a chemical product when compared with the wild-type organism. The recombinant microorganisms are useful for producing a large number of chemical compositions from various nitrogen containing biomass compositions and other carbon sources. More specifically, provided herein are methods of producing alcohols, acetaldehyde, acetate, isobutyraldehyde, isobutyric acid, n- butyraldehyde, n-butyric acid, 2-methyl-l-butyraldehyde, 2-methyl-l -butyric acid, 3- methyl-l-butyraldehyde, 3 -methyl- 1 -butyric acid, ammonia, ammonium, amino acids, 2,3-butanediol, 1,4-butanediol, 2-methyl-l, 4-butanediol, 2-methyl- 1,4-butanediamine, isobutene, itaconate, acetoin, acetone, isobutene, 1,5-diaminopentane, L-lactic acid, D- lactic acid, shikimic acid, mevalonate, polyhydroxybutyrate (PHB), isoprenoids, fatty acids, homoalanine, 4-aminobutyric acid (GABA), succinic acid, malic acid, citric acid, adipic acid, p-hydroxy-cinnamic acid, tetrahydrofuran, 3-methyl-tetrahydrofuran, gamma-butyrolactone, pyrrolidinone, n-methylpyrrolidone, aspartic acid, lysine, cadeverine, 2-ketoadipic acid, and/or S-adenosyl-methionine (SAM) from a suitable nitrogen rich biomass.
    • 本文提供了代谢修饰的微生物,其特征在于与野生型生物体相比具有增加的酮酸通量,并且包含至少一种编码酶的多核苷酸,当表达导致产生更大量的化学产品时,与 野生型生物体。 重组微生物可用于从各种含氮生物质组合物和其它碳源生产大量化学成分。 更具体地,本文提供了生产醇,乙醛,乙酸酯,异丁醛,异丁酸,正丁醛,正丁酸,2-甲基-1-丁醛,2-甲基-1-丁酸,3-甲基-1-丁酸, 1-丁醇,3-甲基-1-丁酸,氨,铵,氨基酸,2,3-丁二醇,1,4-丁二醇,2-甲基-1,4-丁二醇,2-甲基-1,4-丁二醇, 丁二胺,异丁烯,衣康酸酯,乙偶姻,丙酮,异丁烯,1,5-二氨基戊烷,L-乳酸,D-乳酸,莽草酸,甲羟戊酸,聚羟基丁酸(PHB),类异戊二烯,脂肪酸,高丙氨酸,4-氨基丁酸 GABA),琥珀酸,苹果酸,柠檬酸,己二酸,对羟基肉桂酸,四氢呋喃,3-甲基 - 四氢呋喃,γ-丁内酯,吡咯烷酮,正 - 甲基吡咯烷酮,天冬氨酸,赖氨酸,仙茅素,2-酮己二酸 酸和/或S-腺苷 - 甲硫氨酸(SAM)。