KR101024975B1 - 리케차 질환 진단항원의 생산방법 - Google Patents
리케차 질환 진단항원의 생산방법 Download PDFInfo
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- KR101024975B1 KR101024975B1 KR1020090031074A KR20090031074A KR101024975B1 KR 101024975 B1 KR101024975 B1 KR 101024975B1 KR 1020090031074 A KR1020090031074 A KR 1020090031074A KR 20090031074 A KR20090031074 A KR 20090031074A KR 101024975 B1 KR101024975 B1 KR 101024975B1
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- 239000000427 antigen Substances 0.000 title claims abstract description 56
- 102000036639 antigens Human genes 0.000 title claims abstract description 56
- 108091007433 antigens Proteins 0.000 title claims abstract description 56
- 241000606701 Rickettsia Species 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 201000010099 disease Diseases 0.000 title abstract description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title abstract description 7
- 238000003745 diagnosis Methods 0.000 title description 6
- 108010079246 OMPA outer membrane proteins Proteins 0.000 claims abstract description 82
- 241000606699 Rickettsia conorii Species 0.000 claims abstract description 37
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- C07K14/195—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from bacteria
- C07K14/29—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from bacteria from Richettsiales (O)
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P21/00—Preparation of peptides or proteins
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/569—Immunoassay; Biospecific binding assay; Materials therefor for microorganisms, e.g. protozoa, bacteria, viruses
- G01N33/56911—Bacteria
-
- 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
- G01N2333/195—Assays involving biological materials from specific organisms or of a specific nature from bacteria
- G01N2333/29—Assays involving biological materials from specific organisms or of a specific nature from bacteria from Richettsiales (o)
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- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
Description
타겟 | 위치 | PCR 예상크기(bp) |
명칭 | 프라이머 서열(5′→3′) |
단백질 예상크기(kDa) |
OmpA | 1-1,068 | 1,068 | Rc OmpA 1 -21 | 서열번호1 | 85 |
Rc OmpA 1068 -1049 | 서열번호2 | ||||
586-2,469 | 1,884 | Rc OmpA 586 -609 | 서열번호3 | 111 | |
Rc OmpA 2469 -2449 | 서열번호4 | ||||
2,098-3,240 | 1,143 | Rc OmpA 2098 -2116 | 서열번호5 | 87 | |
Rc OmpA 3240-3220 | 서열번호6 | ||||
3,076-4,251 | 1,176 | Rc OmpA 3076 -3094 | 서열번호7 | 89 | |
Rc OmpA 4251 -4236 | 서열번호8 | ||||
4,048-5,352 | 1,305 | Rc OmpA 4048 -4067 | 서열번호9 | 86 | |
Rc OmpA 5352 -5333 | 서열번호10 | ||||
5,221-5,994 | 771 | Rc OmpA 5221 -5239 | 서열번호11 | 70 | |
Rc OmpA 5994 -5972 | 서열번호12 | ||||
OmpB | 40-1,455 | 1,416 | Rc OmpB 40 -59 | 서열번호13 | 90 |
Rc OmpB 1455 -1435 | 서열번호14 | ||||
1,270-2,589 | 1,320 | Rc OmpB 1270 -1289 | 서열번호15 | 88 | |
Rc OmpB 2589 -2571 | 서열번호16 | ||||
2,401-3,807 | 1,407 | Rc OmpB 2401 -2422 | 서열번호17 | 90 | |
Rc OmpB 3807 -3789 | 서열번호18 | ||||
3,679-4,902 | 1,224 | Rc OmpB 3679 -3697 | 서열번호19 | 87 | |
Rc OmpB 4902 -4884 | 서열번호20 |
타겟 | 표시 | 위치 | 항원에 대한 P/N값 |
OmpA | OmpA1 -356 | 1-1,068 | 0.1 |
OmpA700 -1080 | 2,098-3,240 | 0.2 | |
OmpA1026 -1417 | 3,076-4,251 | 0.025 | |
OmpA1350 -1784 | 4,048-5,352 | 15 | |
OmpA1741 -1998 | 5,221-5,994 | 1.2 | |
OmpB | OmpB14 -485 | 40-1,455 | 1.4 |
OmpB424 -863 | 1,270-2,589 | 1.75 | |
OmpB801 -1269 | 2,401-3,807 | 26 | |
OmpB1227 -1634 | 3,679-4,902 | 32 |
Claims (8)
- (a) R. conorii OmpA 유전자(AE008674) 또는 OmpB 유전자(AE008659)를 단편으로 분리하는 단계;(b) 상기 분리된 유전자 단편을 MBP(maltose-binding protein)의 유전자가 함유된 발현벡터에 삽입하여 OmpA 유전자 단편 또는 OmpB 유전자 단편과 MBP 유전자를 포함하는 재조합 유전자를 제조하는 단계;(c) 상기 발현벡터를 대장균에 형질전환하고 배양하는 단계; 및(d) 상기 대장균으로부터 OmpA 또는 OmpB의 재조합 단백질을 분리 및 정제하는 단계;를 포함하는 리케차 진단항원의 생산방법.
- 제1항에 있어서,상기 R. conorii OmpA 유전자(AE008674) 단편은 OmpA 4048-5352인 것을 특징으로 하는 방법.
- 제1항에 있어서,상기 R. conorii OmpB 유전자(AE008659) 단편은 OmpB 2401-3807 또는 OmpB 3679-4902 인 것을 특징으로 하는 방법.
- 제1항에 있어서,상기 MBP(maltose-binding protein)의 유전자가 함유된 발현벡터는 플라스미드 pMAL-c2X인 것을 특징으로 하는 방법.
- 제1항에 있어서,상기 R. conorii OmpA 유전자 단편과 MBP 유전자의 재조합 유전자는 OmpA 1350-1784인 것을 특징으로 하는 방법.
- 제1항에 있어서,상기 R. conorii OmpB 유전자 단편과 MBP 유전자의 재조합 유전자는 OmpB 801-1269 또는 OmpB 1227-1634인 것을 특징으로 하는 방법.
- 제1항 또는 제6항 중 어느 한 항의 방법으로 생산된 리케차 진단항원.
- 제7항의 진단항원을 포함하는 진단키트.
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CN103149365B (zh) * | 2013-02-07 | 2015-03-04 | 中国人民解放军军事医学科学院微生物流行病研究所 | 一种用于诊断或辅助诊断远东斑点热病的蛋白组合物 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020094552A1 (en) | 2000-03-06 | 2002-07-18 | Bouyer Donald H. | Rickettsia felis outer membrane protein |
US20070298047A1 (en) | 2006-04-20 | 2007-12-27 | Wei-Mei Ching | Recombinant antigens for diagnosis and prevention of murine typhus |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020094552A1 (en) | 2000-03-06 | 2002-07-18 | Bouyer Donald H. | Rickettsia felis outer membrane protein |
US20070298047A1 (en) | 2006-04-20 | 2007-12-27 | Wei-Mei Ching | Recombinant antigens for diagnosis and prevention of murine typhus |
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