KR20020004089A - 리보솜 재활용 인자의 삼차원 구조 및 결정화 방법 - Google Patents
리보솜 재활용 인자의 삼차원 구조 및 결정화 방법 Download PDFInfo
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- KR20020004089A KR20020004089A KR1020000037527A KR20000037527A KR20020004089A KR 20020004089 A KR20020004089 A KR 20020004089A KR 1020000037527 A KR1020000037527 A KR 1020000037527A KR 20000037527 A KR20000037527 A KR 20000037527A KR 20020004089 A KR20020004089 A KR 20020004089A
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- C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- C07K14/46—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates
- C07K14/47—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals
- C07K14/4701—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals not used
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- C—CHEMISTRY; METALLURGY
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Abstract
Description
| 데이터 수집(Data collection)해상도 (Å)Rmerge(%)완성도(Completeness) (%)독특한 반사의 개수(No. of unique reflections)여분(Redundancy) | 20.0-2.3(2.38-2.30)4.8(23.0)96.2(97.7)8,691(858)3.34 |
| 재조정(Refinement)해상도 (Å)Rfactor/Rfree(%)반사 갯수(No. reflections (2σ cut off))용매 원자의 갯수단백질 원자의 갯수헤테로원자의 갯수평균 B 인자(Mean B factor) (Å제곱)결합길이에서의 R.m.s.d. (Å)결합각에서의 R.m.s.d (o) | 20.0 2.322.8 / 29.78,39123014371653.90.0101.63 |
Claims (21)
- RRF 또는 RRF의 아미노산 잔기들 중 하나 이상이 치환 또는 제거되거나 RRF의 아미노산 서열에 하나 이상의 아미노산 잔기가 부가된 것으로서 RRF의 3차원 구조와 실질적으로 동일한 RRF 돌연변이체 또는 RRF 유사체; 및RRF의 두 도메인 사이에 형성되는 소수성 틈에 결합되는 화합물을 포함하는RRF 또는 RRF 유사체의 결정.
- 제1항에 있어서,상기 RRF 또는 RRF 유사체의 소수성 틈에 결합하는 상기 화합물은 직쇄상에 3~12 탄소수를 가지는 알킬기를 포함하는 화합물 또는 직쇄상에 3~12 탄소수를 가지는 알킬기와 비소수성 결합을 할 수 있는 작용기를 가지는 그룹을 포함하는 화합물인RRF 또는 RRF 유사체의 결정.
- 제1항에 있어서,상기 RRF 또는 RRF 유사체의 소수성 틈에 결합하는 상기 화합물은 데실-β-D-말토피라노사이드(decyl-β-D-maltopyranoside)인RRF 또는 RRF 유사체의 결정.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 RRF 또는 RRF 유사체의 삼차원 상의 각 원자들의 위치와 이에 대응하는 표 2에 표시된 각 원자들의 삼차원 상의 위치간의 rmsd(root mean square devication)이 0.2 nm 내에서 특성화되는 삼차원 구조를 가지는RRF 또는 RRF 유사체의 결정.
- RRF 또는 RRF의 아미노산 잔기들 중 하나 이상이 치환 또는 제거되거나 RRF의 아미노산 서열에 하나 이상의 아미노산 잔기가 부가된 것으로서 RRF의 3차원 구조와 실질적으로 동일한 RRF 돌연변이체 또는 RRF 유사체를 RRF의 두 도메인 사이에 형성되는 소수성 틈에 결합되는 화합물의 존재 하에서 결정화하는 단계를 포함하는RRF 또는 RRF 유사체의 결정화 방법.
- 제5항에 있어서,상기 RRF 또는 RRF 유사체의 소수성 틈에 결합하는 상기 화합물은 직쇄상에3~12 탄소수를 가지는 알킬기를 포함하는 화합물 또는 직쇄상에 3~12 탄소수를 가지는 알킬기와 비소수성 결합을 할 수 있는 작용기를 가지는 그룹을 포함하는 화합물인RRF 또는 RRF 유사체의 결정화 방법.
- 제5항에 있어서,상기 RRF 또는 RRF 유사체의 소수성 틈에 결합하는 상기 화합물은 데실-β-D-말토피라노사이드(decyl-β-D-maltopyranoside)인RRF 또는 RRF 유사체의 결정화 방법.
- RRF 또는 RRF 유사체의 소수성 틈에 결합하여 RRF 또는 RRF 유사체의 활성을 저해하는 화합물로서, RRF의 소수성 틈과 소수성 결합을 할 수 있는 직쇄상에 3~12 탄소수를 가지는 알킬기를 포함하는 화합물 또는 직쇄상에 3~12 탄소수를 가지는 알킬기와 RRF의 소수성 틈의 둘레 또는 그 주위와 비소수성 결합을 할 수 있는 작용기를 가지는 그룹을 포함하는 화합물을 포함하는 RRF 저해제.
- 제8항에 있어서,상기 RRF 또는 RRF 유사체의 소수성 틈에 결합하는 상기 화합물은 데실-β-D-말토피라노사이드(decyl-β-D-maltopyranoside)인 RRF 저해제.
- 표 2로 표시되는 RRF의 삼차원 구조 좌표에 의하여 정의되는 RRF의 삼차원 구조를 이용하여 RRF 저해제 후보 화합물 또는 화합물의 부분(fragment)을 화합물 데이터베이스로부터 선택하거나 고안하는 단계;컴퓨터 모델링 방법을 이용하여 상기 선택 또는 고안된 RRF 저해제 후보 물질을 상기 RRF의 삼차원 구조에 적용시키는 단계;상기 RRF 저해제 후보 물질과 상기 RRF 간의 상호작용의 적합성을 판단하는 단계; 및RRF의 활성을 저해할 수 있을 정도로 RRF에 대하여 상호작용의 적합성을 가지는 화합물 또는 화합물의 부분을 선택하는 단계를 포함하는RRF 저해제의 고안방법.
- 제10항에 있어서,RRF의 활성을 저해할 수 있을 정도로 RRF에 대하여 상호작용의 적합성을 가지는 상기 화합물 또는 화합물의 부분을 상기 RRF의 삼차원 구조를 이용하여 더 적합한 구조로 변형하고, 상기 RRF의 삼차원 구조에 적용시키는 단계 및 상호작용의적합성을 판단하는 단계를 반복하는 단계를 더 포함하는RRF 저해제의 고안방법.
- 제10항에 있어서,RRF에 대하여 상호작용의 적합성을 가지는 두 개이상의 상기 화합물 또는 화합물의 부분이 RRF의 서로 다른 이웃 부위에 결합하는 경우, 그 화합물들 또는 화합물의 부분들을 서로 연결하여 하나의 화합물로 고안하고, 상기 RRF의 삼차원 구조에 적용시키는 단계 및 상호작용의 적합성을 판단하는 단계를 반복하는 단계를 더 포함하는RRF 저해제의 고안방법.
- 제10항에 있어서,RRF에 대하여 상호작용의 적합성을 가지는 상기 화합물을 합성하는 단계;원핵생물에 대하여 상기 화합물이 RRF의 활성을 저해하는지를 시험관 내 또는 생체 내 시험을 통하여 확인하는 단계; 및상기 확인단계에서 RRF의 저해 활성이 확인된 화합물을 상기 RRF의 삼차원 구조를 이용하여 더 적합한 구조로 변형하고, 상기 RRF의 삼차원 구조에 적용시키는 단계 및 상호작용의 적합성을 판단하는 단계를 반복하는 단계를 더 포함하는RRF 저해제의 고안방법.
- 제10항 내지 제13항 중 어느 한 항에 있어서,이용되는 상기 RRF의 삼차원 구조는 두 개의 도메인에 의하여 형성되는 소수성 틈 및 그 둘레 또는 주위의 아미노산들에 의하여 형성되는 삼차원 구조인RRF 저해제의 고안방법.
- 제14항에 있어서,상기 RRF 저해제 후보 화합물 또는 화합물의 부분은 상기 RRF의 소수성 틈에 소수성 결합할 수 있는 알킬기를 포함하고 상기 RRF의 소수성 틈의 둘레 또는 그 주위와 비소수성 결합을 할 수 있는 작용기를 포함하는 그룹을 포함하는 것인RRF 저해제의 고안방법.
- 제10항 내지 제13항 중 어느 한 항에 있어서,상기 RRF에 대하여 상호작용의 적합성을 판단하는 단계는 상기 저해제 후보 화합물 또는 화합물의 부분과 상기 RRF의 결합강도가 이 둘의 복합체의 해리상수를 기준으로 100마이크로몰 이하일 때, 적합한 것으로 판단하는 것인RRF 저해제의 고안방법.
- 제10항 내지 제13항 중 어느 한 항에 있어서,이용되는 상기 RRF의 삼차원 구조는 RRF의 꼬인 코일(coiled coil) 도메인 중 리보솜과 결합하는 부위의 삼차원 구조인RRF 저해제의 고안방법.
- 제17항에 있어서,상기 RRF의 꼬인 코일 도메인의 표면 아미노산들 중 하나 또는 그 이상이 치환된 돌연변이체를 만드는 단계;상기 돌연변이체를 가지는 원핵생물이 성장상태를 조사하는 단계; 및상기 원핵생물이 성장하지 못하거나 성장속도가 느린 경우, 치환된 원래의 RRF의 아미노산을 포함하는 부위를 리보솜에 결합하는 결합부위로 확인하는 단계를 더 포함하는RRF 저해제의 고안방법.
- RRF의 꼬인 코일(coiled coil) 도메인의 구조와 실질적으로 동일한 삼차원구조를 포함하는 폴리펩티드.
- RRF의 꼬인 코일 도메인의 표면 아미노산들 중 하나 또는 그 이상이 치환된 돌연변이체를 만드는 단계;상기 돌연변이체를 가지는 원핵생물의 성장상태를 조사하는 단계;상기 원핵생물이 성장하지 못하거나 성장속도가 느린 경우, 치환된 원래의 RRF의 아미노산을 포함하는 부위를 결합부위로 확인하는 단계;상기 결합부위로 확인된 아미노산 또는 폴리펩티드 또는 이와 유사한 구조의 물질을 포함하는 화합물을 상기 RRF의 삼차원 구조를 이용하여 고안하는 단계;상기 화합물을 합성하는 단계;상기 화합물이 RRF 저해 활성을 가지는지를 시험관 내 시험 또는 생체 내 시험을 통하여 확인하는 단계; 및RRF 저해 활성이 확인된 상기 화합물을 RRF 저해제로 선택하는 단계를 포함하는RRF 저해제의 고안방법.
- 제20항에 있어서,RRF 저해 활성이 확인된 아미노산 또는 폴리펩티드 또는 이와 유사한 구조의물질을 포함하는 상기 두 개 이상의 화합물의 각 아미노산 또는 폴리펩티드또는 이와 유사한 구조의 물질이 RRF의 꼬인 코일 도메인의 표면에서 서로 이웃하거나 가까운 위치에 존재하는 경우, 상기 한 화합물에 존재하는 아미노산 또는 폴리펩티드 또는 이와 유사한 구조의 물질을 다른 화합물에 존재하는 아미노산 또는 폴리펩티드 또는 이와 유사한 구조의 물질과 연결하여 새로운 화합물을 합성하는 단계; 및상기 새로운 화합물이 RRF 저해 활성을 가지는지를 확인하는 상기 단계를 더 포함하는RRF 저해제의 고안방법.
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| JP2000348260A JP2002017377A (ja) | 2000-07-01 | 2000-11-15 | リボソームリサイクル因子の三次元構造および結晶化方法 |
| US09/731,487 US20020022257A1 (en) | 2000-07-01 | 2000-12-07 | Three-dimensional structure and crystallization method of ribosome recycling factor (RRF) |
| US10/357,884 US20030199070A1 (en) | 2000-07-01 | 2003-02-03 | Crystallization of ribosome recycling factor (RRF) and method of developing inhibitor of RRF |
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| IL151012A0 (en) * | 2001-08-03 | 2003-02-12 | Ribosomes Structure And Protei | Ribosomes structure and protein synthesis inhibitors |
| US6952650B2 (en) * | 2001-08-03 | 2005-10-04 | Yale University | Modulators of ribosomal function and identification thereof |
| KR20050033510A (ko) * | 2001-10-05 | 2005-04-12 | 프로사이트 코포레이션 | 피부의 색소 과다 침착의 치료방법 |
| WO2008148054A1 (en) * | 2007-05-24 | 2008-12-04 | The Regents Of The University Of California | Structures of aminoglycoside antibiotics bound to both subunits of the bacterial ribosome |
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- 2000-11-15 JP JP2000348260A patent/JP2002017377A/ja active Pending
- 2000-12-07 US US09/731,487 patent/US20020022257A1/en not_active Abandoned
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| JP2002017377A (ja) | 2002-01-22 |
| US20030199070A1 (en) | 2003-10-23 |
| US20020022257A1 (en) | 2002-02-21 |
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