KR20090102225A - Hcv ns5b 의존적인 앱타자임 및 이를 이용한hcv의 진단 방법 - Google Patents
Hcv ns5b 의존적인 앱타자임 및 이를 이용한hcv의 진단 방법Info
- Publication number
- KR20090102225A KR20090102225A KR1020080027525A KR20080027525A KR20090102225A KR 20090102225 A KR20090102225 A KR 20090102225A KR 1020080027525 A KR1020080027525 A KR 1020080027525A KR 20080027525 A KR20080027525 A KR 20080027525A KR 20090102225 A KR20090102225 A KR 20090102225A
- Authority
- KR
- South Korea
- Prior art keywords
- ns5b
- hcv
- dependent
- protein
- aptamer
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING 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
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/70—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving virus or bacteriophage
- C12Q1/701—Specific hybridization probes
- C12Q1/706—Specific hybridization probes for hepatitis
- C12Q1/707—Specific hybridization probes for hepatitis non-A, non-B Hepatitis, excluding hepatitis D
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/005—Assays involving biological materials from specific organisms or of a specific nature from viruses
- G01N2333/01—DNA viruses
- G01N2333/02—Hepadnaviridae, e.g. hepatitis B virus
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Communicable Diseases (AREA)
- Immunology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Molecular Biology (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Analytical Chemistry (AREA)
- Virology (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
Description
Claims (8)
- (a) 서열번호 9의 RNA 서열을 포함하는 HCV NS5B 단백질에 대한 앱타머;(b) 해머헤드 리보자임; 및(c) NS5B 앱타머에 NS5B 단백질이 결합되면 해머헤드 리보자임의 자가-절단 활성을 활성화시키는 교류 모듈(communication module)을 포함하는 HCV NS5B 의존적인 앱타자임(aptazyme).
- 제1항에 있어서, 교류 모듈은,5' 모듈 서열로 CCUCU를 포함하고,3' 모듈 서열로 CACAC, UCCAC 또는 UCACC를 포함하는 것을 특징으로 하는 HCV NS5B 의존적인 앱타자임.
- 제1항에 있어서, HCV NS5B 의존적인 앱타자임은,서열번호 1 내지 4로 기재된 서열 중 1종 이상의 서열을 포함하는 RNA 서열인 것을 특징으로 하는 HCV NS5B 의존적인 앱타자임.
- HCV NS5B 의존적인 앱타자임의 제조 방법으로서,(a) 교류 모듈에 5개의 랜덤 서열을 포함하는 서열번호 5 및 6의 프라이머 세트(5' 프라이머: 5'-TTGGTGTCTGATGAGNNNNNCGCGCC ATATTGTGAGGGGCGCG-3' 및 3' 프라이머: 5'-ACGTTTGGTTTCCCAAACGTTTCGNN NNNCGCGCCCCTCACAAT-3', N은 G, A, T, C가 동수로 포함됨) 및 EX taq로 PCR을 수행하는 단계;(b) 단계 (a)의 PCR 산물에, 서열번호 7 및 8의 프라이머 세트(5'-GGTAATACG ACTCACTATAGGGTTGGTGTCTGATGAG-3' 및 5'-TTTTTTTTTTTTTTTTG GTGTTACGTTTGGTTTCCCAAA-3')와 EX taq을 첨가하여, PCR을 수행하는 단계;(c) 단계 (b)의 PCR 산물을 T7 중합효소를 이용하여 시험관내에서 RNA로 전사하여, HCV NS5B 의존적인 앱타자임 라이브러리를 제작하는 단계;(d) 상기 HCV NS5B 의존적인 앱타자임 라이브러리를 NS5B 단백질 이외의 단백질 및/또는 NS5B 단백질과 접촉시켜, NS5B 단백질 이외의 단백질 존재하에서는 특이적인 자가-절단을 보이지 않지만 NS5B 단백질 존재하에서는 특이적 자가-절단을 보이는 RNA 풀을 수득하는 단계;(e) 수득한 앱타자임 RNA 풀 각각을 RT-PCR하여 DNA를 수득하고, 각 염기서열을 확인하는 단계; 및(f) 염기서열을 동정한 각 앱타자임 RNA를 표지한 다음, NS5B 단백질 이외의 단백질 및/또는 NS5B 단백질과 접촉시켜, NS5B 단백질과의 존재하에서만 특이적 자가-절단을 보이는 앱타자임을 선별하는 단계를 포함하는 것을 특징으로 하는 HCV NS5B 의존적인 앱타자임의 제조 방법.
- 제4항에 있어서, 상기 HCV NS5B 의존적인 앱타자임은 서열번호 1 내지 4로 기재된 서열 중 1종 이상의 서열을 포함하는 RNA 서열인 것을 특징으로 하는 HCV NS5B 의존적인 앱타자임의 제조 방법.
- 제1항 내지 제3항 중 어느 한 항에 따른 HCV NS5B 의존적인 앱타자임을 포함하는 HCV 진단용 조성물.
- 제6항에 있어서, 상기 조성물은 Mg2+를 더욱 포함하는 것을 특징으로 하는 조성물.
- Mg2 +의 존재하에, 제1항 내지 제3항 중 어느 한 항에 따른 HCV NS5B 의존적인 앱타자임을 포함하는 HCV 진단용 조성물과 HCV 감염 의심 샘플을 접촉시키는 단계; 및HCV NS5B 의존적인 앱타자임의 자가-절단 반응을 확인하는 단계를 포함하며,HCV NS5B 의존적인 앱타자임의 자가-절단 반응이 확인되면, 상기 샘플을 HCV 양성으로 진단하는 것을 특징으로 하는, HCV 진단 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080027525A KR100956328B1 (ko) | 2008-03-25 | 2008-03-25 | Hcv ns5b 의존적인 앱타자임 및 이를 이용한hcv의 진단 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080027525A KR100956328B1 (ko) | 2008-03-25 | 2008-03-25 | Hcv ns5b 의존적인 앱타자임 및 이를 이용한hcv의 진단 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090102225A true KR20090102225A (ko) | 2009-09-30 |
KR100956328B1 KR100956328B1 (ko) | 2010-05-10 |
Family
ID=41359725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080027525A KR100956328B1 (ko) | 2008-03-25 | 2008-03-25 | Hcv ns5b 의존적인 앱타자임 및 이를 이용한hcv의 진단 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100956328B1 (ko) |
-
2008
- 2008-03-25 KR KR1020080027525A patent/KR100956328B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR100956328B1 (ko) | 2010-05-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Einav et al. | Discovery of a hepatitis C target and its pharmacological inhibitors by microfluidic affinity analysis | |
Einav et al. | A nucleotide binding motif in hepatitis C virus (HCV) NS4B mediates HCV RNA replication | |
Jiang et al. | Picornavirus morphogenesis | |
Banerjee et al. | Specific interaction of hepatitis C virus protease/helicase NS3 with the 3′-terminal sequences of viral positive-and negative-strand RNA | |
Borowski et al. | Purification and characterization of West Nile virus nucleoside triphosphatase (NTPase)/helicase: evidence for dissociation of the NTPase and helicase activities of the enzyme | |
Li et al. | Cellular DDX3 regulates Japanese encephalitis virus replication by interacting with viral un-translated regions | |
Li et al. | The unexpected roles of eukaryotic translation elongation factors in RNA virus replication and pathogenesis | |
US8895598B2 (en) | Methods of treating a flaviviridae family viral infection, compositions for treating a flaviviridae family viral infection, and screening assays for identifying compositions for treating a flaviviridae family viral infection | |
Pfeiffer et al. | Ribavirin resistance in hepatitis C virus replicon-containing cell lines conferred by changes in the cell line or mutations in the replicon RNA | |
Jones et al. | High-affinity aptamers to subtype 3a hepatitis C virus polymerase display genotypic specificity | |
US20030027130A1 (en) | Novel 3' terminal sequence of hepatitis C virus genome and diagnostic and therapeutic uses thereof | |
Briguglio et al. | Inhibition of RNA helicases of ssRNA+ virus belonging to Flaviviridae, Coronaviridae and Picornaviridae families | |
Lam et al. | Hepatitis C virus NS3 ATPases/helicases from different genotypes exhibit variations in enzymatic properties | |
Bellecave et al. | Inhibition of hepatitis C virus (HCV) RNA polymerase by DNA aptamers: mechanism of inhibition of in vitro RNA synthesis and effect on HCV-infected cells | |
Emara et al. | Mutation of mapped TIA-1/TIAR binding sites in the 3′ terminal stem-loop of West Nile virus minus-strand RNA in an infectious clone negatively affects genomic RNA amplification | |
Knyazhanskaya et al. | Flavivirus enzymes and their inhibitors | |
Shimoike et al. | Down-regulation of the internal ribosome entry site (IRES)-mediated translation of the hepatitis C virus: critical role of binding of the stem-loop IIId domain of IRES and the viral core protein | |
Hanson et al. | Identification and analysis of inhibitors targeting the hepatitis C virus NS3 helicase | |
WO2019230654A1 (ja) | フラビウイルス感染に対する抗ウイルス治療 | |
Zhou et al. | Repurposing of the antihistamine mebhydrolin napadisylate for treatment of Zika virus infection | |
Carvalho et al. | Antiviral activity of ouabain against a Brazilian Zika virus strain | |
Yon et al. | Mutations in HCV non-structural genes do not contribute to resistance to nitazoxanide in replicon-containing cells | |
Kim et al. | Structurally conserved amino acid W501 is required for RNA helicase activity but is not essential for DNA helicase activity of hepatitis C virus NS3 protein | |
Borowski et al. | Biochemical properties of a minimal functional domain with ATP‐binding activity of the NTPase/helicase of hepatitis C virus | |
KR100956328B1 (ko) | Hcv ns5b 의존적인 앱타자임 및 이를 이용한hcv의 진단 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130409 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20140414 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20150417 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20160325 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20180411 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20190408 Year of fee payment: 10 |