CA3155014A1 - Cap guides and methods of use thereof for rna mapping - Google Patents

Cap guides and methods of use thereof for rna mapping

Info

Publication number
CA3155014A1
CA3155014A1 CA3155014A CA3155014A CA3155014A1 CA 3155014 A1 CA3155014 A1 CA 3155014A1 CA 3155014 A CA3155014 A CA 3155014A CA 3155014 A CA3155014 A CA 3155014A CA 3155014 A1 CA3155014 A1 CA 3155014A1
Authority
CA
Canada
Prior art keywords
mrna
nucleic acid
isolated nucleic
rna
rnase
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3155014A
Other languages
English (en)
French (fr)
Inventor
Nicholas J. Amato
Serenus Hua
Kerry SALANDRIA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ModernaTx Inc
Original Assignee
ModernaTx Inc
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 ModernaTx Inc filed Critical ModernaTx Inc
Publication of CA3155014A1 publication Critical patent/CA3155014A1/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/34Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/68Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
    • C12Q1/6876Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09Recombinant DNA-technology
    • C12N15/11DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
    • C12N15/113Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides; Antisense DNA or RNA; Triplex- forming oligonucleotides; Catalytic nucleic acids, e.g. ribozymes; Nucleic acids used in co-suppression or gene silencing
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/34Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase
    • C12Q1/44Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase involving esterase
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/68Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
    • C12Q1/6813Hybridisation assays
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/68Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
    • C12Q1/6813Hybridisation assays
    • C12Q1/6816Hybridisation assays characterised by the detection means
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/10Type of nucleic acid
    • C12N2310/11Antisense
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/31Chemical structure of the backbone
    • C12N2310/315Phosphorothioates
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/32Chemical structure of the sugar
    • C12N2310/323Chemical structure of the sugar modified ring structure
    • C12N2310/3231Chemical structure of the sugar modified ring structure having an additional ring, e.g. LNA, ENA
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/34Spatial arrangement of the modifications
    • C12N2310/341Gapmers, i.e. of the type ===---===
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/30Chemical structure
    • C12N2310/34Spatial arrangement of the modifications
    • C12N2310/346Spatial arrangement of the modifications having a combination of backbone and sugar modifications
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2333/00Assays involving biological materials from specific organisms or of a specific nature
    • G01N2333/90Enzymes; Proenzymes
    • G01N2333/914Hydrolases (3)
    • G01N2333/916Hydrolases (3) acting on ester bonds (3.1), e.g. phosphatases (3.1.3), phospholipases C or phospholipases D (3.1.4)
    • G01N2333/922Ribonucleases (RNAses); Deoxyribonucleases (DNAses)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Genetics & Genomics (AREA)
  • Analytical Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Microbiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Biomedical Technology (AREA)
  • Plant Pathology (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA3155014A 2019-09-19 2020-09-18 Cap guides and methods of use thereof for rna mapping Pending CA3155014A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962902604P 2019-09-19 2019-09-19
US62/902,604 2019-09-19
PCT/US2020/051583 WO2021055811A1 (en) 2019-09-19 2020-09-18 Cap guides and methods of use thereof for rna mapping

Publications (1)

Publication Number Publication Date
CA3155014A1 true CA3155014A1 (en) 2021-03-25

Family

ID=74884727

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3155014A Pending CA3155014A1 (en) 2019-09-19 2020-09-18 Cap guides and methods of use thereof for rna mapping

Country Status (6)

Country Link
US (1) US20220349006A1 (enExample)
EP (1) EP4031666A4 (enExample)
JP (1) JP2022548957A (enExample)
AU (1) AU2020348860A1 (enExample)
CA (1) CA3155014A1 (enExample)
WO (1) WO2021055811A1 (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL4023249T3 (pl) 2014-04-23 2025-03-10 Modernatx, Inc. Szczepionki z kwasem nukleinowym
US11364292B2 (en) 2015-07-21 2022-06-21 Modernatx, Inc. CHIKV RNA vaccines
MA42543A (fr) 2015-07-30 2018-06-06 Modernatx Inc Arn épitope peptidiques concatémériques
US11564893B2 (en) 2015-08-17 2023-01-31 Modernatx, Inc. Methods for preparing particles and related compositions
AU2016341309A1 (en) 2015-10-22 2018-06-07 Modernatx, Inc. Cancer vaccines
EP4011451A1 (en) 2015-10-22 2022-06-15 ModernaTX, Inc. Metapneumovirus mrna vaccines
WO2017070601A1 (en) 2015-10-22 2017-04-27 Modernatx, Inc. Nucleic acid vaccines for varicella zoster virus (vzv)
AU2016342045A1 (en) 2015-10-22 2018-06-07 Modernatx, Inc. Human cytomegalovirus vaccine
WO2017070624A1 (en) 2015-10-22 2017-04-27 Modernatx, Inc. Tropical disease vaccines
PL3386484T3 (pl) 2015-12-10 2022-07-25 Modernatx, Inc. Kompozycje i sposoby dostarczania środków terapeutycznych
WO2017201342A1 (en) 2016-05-18 2017-11-23 Modernatx, Inc. Polynucleotides encoding jagged1 for the treatment of alagille syndrome
CA3036831A1 (en) 2016-09-14 2018-03-22 Modernatx, Inc. High purity rna compositions and methods for preparation thereof
EP3528821A4 (en) 2016-10-21 2020-07-01 ModernaTX, Inc. HUMAN CYTOMEGALOVIRUS VACCINE
MA46766A (fr) 2016-11-11 2019-09-18 Modernatx Inc Vaccin antigrippal
US11384352B2 (en) 2016-12-13 2022-07-12 Modernatx, Inc. RNA affinity purification
WO2018170256A1 (en) 2017-03-15 2018-09-20 Modernatx, Inc. Herpes simplex virus vaccine
WO2018170245A1 (en) 2017-03-15 2018-09-20 Modernatx, Inc. Broad spectrum influenza virus vaccine
WO2018170270A1 (en) 2017-03-15 2018-09-20 Modernatx, Inc. Varicella zoster virus (vzv) vaccine
EP3595713A4 (en) 2017-03-15 2021-01-13 ModernaTX, Inc. RESPIRATORY SYNCYTIAL VIRUS Vaccine
EP3595676A4 (en) 2017-03-17 2021-05-05 Modernatx, Inc. RNA VACCINES AGAINST ZOONOSES
US11905525B2 (en) 2017-04-05 2024-02-20 Modernatx, Inc. Reduction of elimination of immune responses to non-intravenous, e.g., subcutaneously administered therapeutic proteins
MA49421A (fr) 2017-06-15 2020-04-22 Modernatx Inc Formulations d'arn
WO2019036682A1 (en) 2017-08-18 2019-02-21 Modernatx, Inc. RNA VARIANTS POLYMERASE
MA49914A (fr) 2017-08-18 2021-04-21 Modernatx Inc Procédés analytiques par hplc
EP3668979A4 (en) 2017-08-18 2021-06-02 Modernatx, Inc. METHOD OF HPLC ANALYSIS
EP3675817A1 (en) 2017-08-31 2020-07-08 Modernatx, Inc. Methods of making lipid nanoparticles
WO2019055807A1 (en) 2017-09-14 2019-03-21 Modernatx, Inc. RNA VACCINES AGAINST ZIKA VIRUS
EP3746090A4 (en) 2018-01-29 2021-11-17 ModernaTX, Inc. RSV RNA Vaccines
CA3113025A1 (en) 2018-09-19 2020-03-26 Modernatx, Inc. Peg lipids and uses thereof
WO2020061295A1 (en) 2018-09-19 2020-03-26 Modernatx, Inc. High-purity peg lipids and uses thereof
WO2020061457A1 (en) 2018-09-20 2020-03-26 Modernatx, Inc. Preparation of lipid nanoparticles and methods of administration thereof
AU2020224103A1 (en) 2019-02-20 2021-09-16 Modernatx, Inc. Rna polymerase variants for co-transcriptional capping
US11851694B1 (en) 2019-02-20 2023-12-26 Modernatx, Inc. High fidelity in vitro transcription
CN113874502A (zh) 2019-03-11 2021-12-31 摩登纳特斯有限公司 补料分批体外转录方法
US12070495B2 (en) 2019-03-15 2024-08-27 Modernatx, Inc. HIV RNA vaccines
IL297419B2 (en) 2020-04-22 2025-02-01 BioNTech SE Coronavirus vaccine
US11406703B2 (en) 2020-08-25 2022-08-09 Modernatx, Inc. Human cytomegalovirus vaccine
EP4274607A1 (en) 2021-01-11 2023-11-15 ModernaTX, Inc. Seasonal rna influenza virus vaccines
JP2024512780A (ja) * 2021-04-01 2024-03-19 モデルナティエックス インコーポレイテッド 多価rna組成物中のrna種の識別及び比率決定のための方法
US20220363937A1 (en) 2021-05-14 2022-11-17 Armstrong World Industries, Inc. Stabilization of antimicrobial coatings
US12186387B2 (en) 2021-11-29 2025-01-07 BioNTech SE Coronavirus vaccine
US12529047B1 (en) 2021-12-21 2026-01-20 Modernatx, Inc. mRNA quantification methods
WO2024002985A1 (en) 2022-06-26 2024-01-04 BioNTech SE Coronavirus vaccine
AU2024304484A1 (en) * 2023-06-14 2026-02-05 Sanofi Pasteur Inc. Methods of simultaneously identifying or quantifying capping and tailing modifications of messenger rna
US12553042B2 (en) * 2023-12-01 2026-02-17 Recode Therapeutics, Inc. Method for quantifying an amount of capped messenger RNA

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6346614B1 (en) * 1992-07-23 2002-02-12 Hybridon, Inc. Hybrid oligonucleotide phosphorothioates
US5605798A (en) 1993-01-07 1997-02-25 Sequenom, Inc. DNA diagnostic based on mass spectrometry
US5684143A (en) 1996-02-21 1997-11-04 Lynx Therapeutics, Inc. Oligo-2'-fluoronucleotide N3'->P5' phosphoramidates
US9254311B2 (en) * 2012-04-02 2016-02-09 Moderna Therapeutics, Inc. Modified polynucleotides for the production of proteins
WO2014144039A1 (en) * 2013-03-15 2014-09-18 Moderna Therapeutics, Inc. Characterization of mrna molecules
CA2969619A1 (en) * 2014-12-03 2016-06-09 Agilent Technologies, Inc. Guide rna with chemical modifications
ES2763822T3 (es) * 2015-12-09 2020-06-01 Novartis Ag Análisis exento de marcas de la eficacia de la adición de caperuzas al arn utilizando rnasa h, sondas y cromatografía líquida/espectrometría de masas
WO2018081462A1 (en) * 2016-10-26 2018-05-03 Modernatx, Inc. Methods and compositions for rna mapping
WO2019051428A1 (en) * 2017-09-11 2019-03-14 The Regents Of The University Of California CAS9 ANTIBODY MEDIA ADMINISTRATION TO MAMMALIAN CELLS

Also Published As

Publication number Publication date
JP2022548957A (ja) 2022-11-22
EP4031666A1 (en) 2022-07-27
WO2021055811A1 (en) 2021-03-25
AU2020348860A1 (en) 2022-04-07
US20220349006A1 (en) 2022-11-03
EP4031666A4 (en) 2023-11-15

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