PL1999259T3 - Specyficzne miejscowo wprowadzanie aminokwasów do cząsteczek - Google Patents

Specyficzne miejscowo wprowadzanie aminokwasów do cząsteczek

Info

Publication number
PL1999259T3
PL1999259T3 PL07752295T PL07752295T PL1999259T3 PL 1999259 T3 PL1999259 T3 PL 1999259T3 PL 07752295 T PL07752295 T PL 07752295T PL 07752295 T PL07752295 T PL 07752295T PL 1999259 T3 PL1999259 T3 PL 1999259T3
Authority
PL
Poland
Prior art keywords
molecules
site
amino acids
specific incorporation
incorporation
Prior art date
Application number
PL07752295T
Other languages
English (en)
Inventor
Pin Wang
Inchan Kwon
Soojin Son
Yi Tang
David A Tirrell
Original Assignee
California Inst Of Techn
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by California Inst Of Techn filed Critical California Inst Of Techn
Publication of PL1999259T3 publication Critical patent/PL1999259T3/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/93—Ligases (6)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09—Recombinant DNA-technology
    • C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/67—General methods for enhancing the expression
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09—Recombinant DNA-technology
    • C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/70—Vectors or expression systems specially adapted for E. coli

Landscapes

  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Zoology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Plant Pathology (AREA)
  • Medicinal Chemistry (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Peptides Or Proteins (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
PL07752295T 2006-03-03 2007-03-05 Specyficzne miejscowo wprowadzanie aminokwasów do cząsteczek PL1999259T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US77937606P 2006-03-03 2006-03-03
US77937506P 2006-03-03 2006-03-03
PCT/US2007/005581 WO2007103307A2 (en) 2006-03-03 2007-03-05 Site-specific incorporation of amino acids into molecules
EP07752295.1A EP1999259B1 (en) 2006-03-03 2007-03-05 Site-specific incorporation of amino acids into molecules

Publications (1)

Publication Number Publication Date
PL1999259T3 true PL1999259T3 (pl) 2015-01-30

Family

ID=38462077

Family Applications (1)

Application Number Title Priority Date Filing Date
PL07752295T PL1999259T3 (pl) 2006-03-03 2007-03-05 Specyficzne miejscowo wprowadzanie aminokwasów do cząsteczek

Country Status (11)

Country Link
US (2) US8518666B2 (pl)
EP (1) EP1999259B1 (pl)
JP (2) JP5808882B2 (pl)
AU (2) AU2007224019A1 (pl)
CA (1) CA2644474A1 (pl)
DK (1) DK1999259T3 (pl)
ES (1) ES2504521T3 (pl)
PL (1) PL1999259T3 (pl)
PT (1) PT1999259E (pl)
SI (1) SI1999259T1 (pl)
WO (1) WO2007103307A2 (pl)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050287639A1 (en) 2004-05-17 2005-12-29 California Institute Of Technology Methods of incorporating amino acid analogs into proteins
CA2653748A1 (en) * 2006-05-02 2007-11-15 Allozyne, Inc. Non-natural amino acid substituted polypeptides
US20080096819A1 (en) * 2006-05-02 2008-04-24 Allozyne, Inc. Amino acid substituted molecules
CA2707840A1 (en) * 2007-08-20 2009-02-26 Allozyne, Inc. Amino acid substituted molecules
EP2220218A4 (en) * 2007-11-02 2010-12-08 Scripps Research Inst GENETICALLY ENCODED BORONATE AMINO ACID
EP2379578A4 (en) 2009-01-12 2012-05-02 Sutro Biopharma Inc DOUBLE-LOADING SYSTEM FOR THE SELECTIVE INTRODUCTION OF NON-NITIVE AMINO ACIDS IN PROTEINS DUE TO AN IN VITRO-SYNTHESIS PROCESS
ES2552773T3 (es) 2009-02-27 2015-12-02 Atyr Pharma, Inc. Motivos estructurales de polipéptidos asociados con la actividad de señalización celular
RU2012123642A (ru) * 2009-12-11 2014-01-20 Кейз Вестерн Ризев Юнивесити Аналоги инсулина, содержащие хлорированные аминокислоты
CA2797093C (en) 2010-04-26 2019-10-29 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of cysteinyl-trna synthetase
CA2797259C (en) 2010-04-27 2020-09-29 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of threonyl trna synthetases
CA2797362C (en) 2010-04-27 2020-12-08 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of isoleucyl trna synthetases
WO2011139853A2 (en) 2010-04-28 2011-11-10 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of alanyl trna synthetases
EP2563383B1 (en) 2010-04-29 2017-03-01 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of valyl trna synthetases
US8986680B2 (en) 2010-04-29 2015-03-24 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of Asparaginyl tRNA synthetases
CN103140233B (zh) 2010-05-03 2017-04-05 Atyr 医药公司 与甲硫氨酰‑tRNA合成酶的蛋白片段相关的治疗、诊断和抗体组合物的发现
CA2797977C (en) 2010-05-03 2019-08-20 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of phenylalanyl-alpha-trna synthetases
AU2011248357B2 (en) 2010-05-03 2017-02-23 Pangu Biopharma Limited Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of seryl-tRNA synthetases
WO2011139986A2 (en) 2010-05-03 2011-11-10 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of arginyl-trna synthetases
EP2566499B1 (en) 2010-05-04 2017-01-25 aTyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of p38 multi-trna synthetase complex
US9062301B2 (en) 2010-05-04 2015-06-23 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of glutamyl-prolyl-tRNA synthetases
CA2799197C (en) 2010-05-14 2019-10-29 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of phenylalanyl-beta-trna synthetases
US9034598B2 (en) 2010-05-17 2015-05-19 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of leucyl-tRNA synthetases
AU2011258106B2 (en) 2010-05-27 2017-02-23 Pangu Biopharma Limited Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of glutaminyl-tRNA synthetases
CN103118694B (zh) 2010-06-01 2016-08-03 Atyr医药公司 与赖氨酰-tRNA合成酶的蛋白片段相关的治疗、诊断和抗体组合物的发现
CA2804278C (en) 2010-07-12 2021-07-13 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of aspartyl-trna synthetases
JP6116479B2 (ja) 2010-07-12 2017-04-19 エータイアー ファーマ, インコーポレイテッド グリシルtRNA合成酵素のタンパク質フラグメントに関連した治療用、診断用および抗体組成物の革新的発見
EP2593126B1 (en) 2010-07-12 2017-09-20 aTyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of histidyl-trna synthetases
US8999321B2 (en) 2010-07-12 2015-04-07 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related to protein fragments of glycyl-tRNA synthetases
JP5964304B2 (ja) 2010-08-25 2016-08-03 エータイアー ファーマ, インコーポレイテッド チロシルtRNA合成酵素のタンパク質フラグメントに関連した治療用、診断用および抗体組成物の革新的発見
KR20130096731A (ko) 2010-09-08 2013-08-30 할로자임, 아이엔씨 조건부 활성 치료적 단백질을 평가,확인 또는 진화시키는 방법
CA2812795C (en) 2010-10-06 2021-08-31 Atyr Pharma, Inc. Innovative discovery of therapeutic, diagnostic, and antibody compositions related protein fragments of tryptophanyl trna synthetases
US20140140962A1 (en) * 2011-04-29 2014-05-22 The Research Foundation Of State University Of New York Viruses modified with unnatural moieties and methods of use thereof
WO2013022982A2 (en) 2011-08-09 2013-02-14 Atyr Pharma, Inc. Pegylated tyrosyl-trna synthetase polypeptides
EP3199624B1 (en) 2011-11-03 2019-09-11 Yeda Research and Development Co. Ltd. Transgenic plants resistant to non-protein amino acids
US9816084B2 (en) 2011-12-06 2017-11-14 Atyr Pharma, Inc. Aspartyl-tRNA synthetases
WO2013086228A1 (en) 2011-12-06 2013-06-13 Atyr Pharma, Inc. Pegylated aspartyl-trna synthetase polypeptides
TWI852183B (zh) 2011-12-28 2024-08-11 日商中外製藥股份有限公司 胜肽化合物之環化方法
CN104220461A (zh) 2011-12-29 2014-12-17 Atyr医药公司 天冬氨酰-tRNA合成酶-FC缀合物
WO2013188635A2 (en) * 2012-06-14 2013-12-19 The Trustees Of The University Of Pennsylvania Novel methods of identifying proteins via n-terminal tagging and selective pull-down
CN114717206A (zh) 2013-03-15 2022-07-08 Atyr 医药公司 组氨酰-trna合成酶-fc缀合物
EP2979168A4 (en) * 2013-03-29 2016-11-23 Univ Washington Ct Commerciali SYSTEMS, ALGORITHMS AND SOFTWARE FOR THE DESIGN OF A MOLECULAR INVERSION PROBE (MIP)
EP2876165A1 (en) 2013-11-22 2015-05-27 ACIB GmbH Improved method for producing modifed target polypeptides
US9616114B1 (en) 2014-09-18 2017-04-11 David Gordon Bermudes Modified bacteria having improved pharmacokinetics and tumor colonization enhancing antitumor activity
US10815489B2 (en) 2015-03-13 2020-10-27 Chugai Seiyaku Kabushiki Kaisha Modified aminoacyl-tRNA synthetase and use thereof
US10676723B2 (en) 2015-05-11 2020-06-09 David Gordon Bermudes Chimeric protein toxins for expression by therapeutic bacteria
GB201600512D0 (en) * 2016-01-12 2016-02-24 Univ York Recombinant protein production
US11180535B1 (en) 2016-12-07 2021-11-23 David Gordon Bermudes Saccharide binding, tumor penetration, and cytotoxic antitumor chimeric peptides from therapeutic bacteria
US11129906B1 (en) 2016-12-07 2021-09-28 David Gordon Bermudes Chimeric protein toxins for expression by therapeutic bacteria
US12391971B2 (en) 2017-01-31 2025-08-19 Chugai Seiyaku Kabushiki Kaisha Method for synthesizing peptides in cell-free translation system
SG10201912034UA (en) 2017-02-08 2020-02-27 Bristol Myers Squibb Co Modified relaxin polypeptides comprising a pharmacokinetic enhancer and uses thereof
JP6917050B2 (ja) * 2017-03-06 2021-08-11 学校法人早稲田大学 最適特性を有する非天然型タンパク質の製造方法
ES2994451T3 (en) 2017-04-20 2025-01-24 Atyr Pharma Inc Compositions for treating lung inflammation
EP3636656A4 (en) 2017-06-09 2021-04-14 Chugai Seiyaku Kabushiki Kaisha METHOD OF SYNTHESIS OF PEPTIDE WITH N-SUBSTITUTED AMINO ACID
CA3070915C (en) * 2017-07-25 2023-08-08 Biocon Limited Peptide mapping method for sequence identification of insulin & insulin analogues
CN111479819B (zh) 2017-12-15 2024-06-14 中外制药株式会社 制备肽的方法和处理碱的方法
CN108588040B (zh) * 2018-06-08 2021-06-15 中国医学科学院病原生物学研究所 重组MtMetRS、其晶体及它们在制备抗结核药物中的应用
KR20210057124A (ko) * 2018-09-11 2021-05-20 암브룩스, 인코포레이티드 인터류킨-2 폴리펩타이드 접합체 및 그의 용도
US12312297B2 (en) 2018-11-07 2025-05-27 Chugai Seiyaku Kabushiki Kaisha O-substituted serine derivative production method
CN119143631A (zh) 2018-11-30 2024-12-17 中外制药株式会社 用于肽化合物或酰胺化合物的脱保护方法和在固相反应中的树脂脱除方法以及用于生产肽化合物的方法
KR102850080B1 (ko) 2018-12-26 2025-08-22 추가이 세이야쿠 가부시키가이샤 코돈 확장을 위한 변이 tRNA
JP2022525333A (ja) * 2019-03-13 2022-05-12 セント・ジュード・チルドレンズ・リサーチ・ホスピタル 肺炎連鎖球菌の伝染を低減させるためのワクチン組成物および方法
KR102994657B1 (ko) 2019-03-15 2026-07-22 추가이 세이야쿠 가부시키가이샤 방향족 아미노산 유도체의 제조 방법
EP4043478A4 (en) 2019-11-07 2024-01-03 Chugai Seiyaku Kabushiki Kaisha CYCLIC PEPTIDE COMPOUND HAVING KRAS INHIBITING ACTION
CN114641569A (zh) 2019-12-26 2022-06-17 中外制药株式会社 翻译用组合物及肽的制备方法
KR20220161422A (ko) 2020-03-31 2022-12-06 프로토머 테크놀로지스 인크. 비시날 디올에 대한 선택적인 반응을 위한 접합체
AR122020A1 (es) 2020-05-05 2022-08-03 Genentech Inc Sistemas y métodos para la conjugación específica de sitio de proteínas mediada por tirosinasa
KR20230028363A (ko) 2020-06-25 2023-02-28 추가이 세이야쿠 가부시키가이샤 개변된 유전 암호표를 갖는 번역계
CN116171164A (zh) 2020-10-17 2023-05-26 太阳医药工业有限公司 Glp-1/gip双重激动剂
KR20230110505A (ko) 2020-11-19 2023-07-24 프로토머 테크놀로지스 인크. 방향족 붕소-함유 화합물 및 인슐린 유사체
WO2023069816A2 (en) 2021-09-20 2023-04-27 The Broad Institute, Inc. Compositions and methods for multiplex decoding of quadruplet codons
PE20251287A1 (es) 2022-05-18 2025-05-14 Protomer Tech Inc Compuestos aromaticos que contienen boro y analogos de insulina relacionados
AU2023289670A1 (en) * 2022-06-22 2025-01-23 The University Of Chicago ENGINEERED tRNA AND METHODS OF USE
CN116376851A (zh) * 2022-08-25 2023-07-04 凯莱英医药集团(天津)股份有限公司 氨酰tRNA合酶突变体及其应用

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2106301C (en) 1991-03-18 1999-04-06 Chi-Huey Wong Oligosaccharide enzyme substrates and inhibitors: method and compositions
DK0974111T3 (da) 1997-04-11 2003-04-22 California Inst Of Techn Apparat og metode til automatiseret design af proteiner
US7449443B2 (en) 2000-03-23 2008-11-11 California Institute Of Technology Method for stabilization of proteins using non-natural amino acids
ES2464532T3 (es) * 2001-04-19 2014-06-03 The Scripps Research Institute Métodos y composiciones para la producción de pares ortogonales de ARNt-aminoacil-ARNt sintetasa
EP1490677A4 (en) * 2002-02-27 2006-01-18 California Inst Of Techn COMPUTER METHOD FOR DESIGNING ENZYMES FOR THE INCORPORATION OF AMINO ACID ANALOGUES INTO PROTEINS
EP1558747B1 (en) 2002-10-16 2009-10-14 The Scripps Research Institute Glycoprotein synthesis
BRPI0507169A (pt) 2004-02-02 2007-06-26 Ambrx Inc polipeptìdeos do hormÈnio de crescimento humano modificados e seu usos
US20050260711A1 (en) 2004-03-30 2005-11-24 Deepshikha Datta Modulating pH-sensitive binding using non-natural amino acids
US20050287639A1 (en) 2004-05-17 2005-12-29 California Institute Of Technology Methods of incorporating amino acid analogs into proteins
JP2008507280A (ja) 2004-07-21 2008-03-13 アンブレツクス・インコーポレイテツド 非天然コードアミノ酸を用いた生合成ポリペプチド
US20090181858A1 (en) 2004-09-21 2009-07-16 The Scripps Research Institute Adding photoregulated amino acids to the genetic code
WO2006045116A2 (en) 2004-10-20 2006-04-27 The Scripps Research Institute In vivo site-specific incorporation of n-acetyl-galactosamine amino acids in eubacteria
NZ555308A (en) 2004-12-22 2010-10-29 Ambrx Inc Compositions containing, methods involving, and uses of non-natural amino acids and polypeptides
JP4990792B2 (ja) 2004-12-22 2012-08-01 アンブレツクス・インコーポレイテツド アミノアシル−tRNAシンテターゼの組成物およびこの使用
AU2006255280A1 (en) 2005-06-03 2006-12-14 Ambrx, Inc. Incorporation of non-naturally encoded amino acids into proteins
WO2007021297A1 (en) 2005-08-18 2007-02-22 Ambrx, Inc. COMPOSITIONS OF tRNA AND USES THEREOF
KR101423898B1 (ko) 2005-12-14 2014-07-28 암브룩스, 인코포레이티드 비-천연 아미노산 및 폴리펩티드를 함유하는 조성물, 비-천연 아미노산 및 폴리펩티드를 포함하는 방법, 및 비-천연 아미노산 및 폴리펩티드의 용도
AU2007215566A1 (en) 2006-01-19 2007-08-23 Ambrx, Inc. Non-natural amino acid polypeptides having modulated immunogenicity

Also Published As

Publication number Publication date
EP1999259A2 (en) 2008-12-10
US8518666B2 (en) 2013-08-27
US20080044854A1 (en) 2008-02-21
AU2014202733A1 (en) 2014-06-12
WO2007103307B1 (en) 2008-05-02
US20140045261A1 (en) 2014-02-13
US8980581B2 (en) 2015-03-17
PT1999259E (pt) 2014-09-24
EP1999259B1 (en) 2014-06-25
JP5808882B2 (ja) 2015-11-10
JP2009528824A (ja) 2009-08-13
DK1999259T3 (da) 2014-10-06
WO2007103307A2 (en) 2007-09-13
CA2644474A1 (en) 2007-09-13
AU2007224019A1 (en) 2007-09-13
WO2007103307A3 (en) 2008-03-13
JP2013146274A (ja) 2013-08-01
SI1999259T1 (sl) 2014-11-28
ES2504521T3 (es) 2014-10-08

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