JP4832291B2 - ラベル用物質とキメラ物質、これらの物質の作製方法、並びに該ラベル用物質を用いて生体物質を捕捉、構造解析又は/及び同定する方法 - Google Patents
ラベル用物質とキメラ物質、これらの物質の作製方法、並びに該ラベル用物質を用いて生体物質を捕捉、構造解析又は/及び同定する方法 Download PDFInfo
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- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000002415 sodium dodecyl sulfate polyacrylamide gel electrophoresis Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000009870 specific binding Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 238000001890 transfection Methods 0.000 description 1
- 239000012096 transfection reagent Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229940066528 trichloroacetate Drugs 0.000 description 1
- IHIXIJGXTJIKRB-UHFFFAOYSA-N trisodium vanadate Chemical compound [Na+].[Na+].[Na+].[O-][V]([O-])([O-])=O IHIXIJGXTJIKRB-UHFFFAOYSA-N 0.000 description 1
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 239000011534 wash buffer Substances 0.000 description 1
Classifications
-
- 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
- G01N33/531—Production of immunochemical test materials
- G01N33/532—Production of labelled immunochemicals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/13—Tracers or tags
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Urology & Nephrology (AREA)
- Biotechnology (AREA)
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- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
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- Investigating Or Analysing Biological Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
B 生体物質/細胞内生体物質
F 固相表面
H キメラ物質(ペプチドとプローブ物質の異種物質複合体)
L,Lc ラベル用物質
M 細胞
P(P1,P2,P3)プローブ物質
S 有機化合物
T ペプチド(例、エピトープ・タグペプチド)
X 固相担体
Claims (17)
- 次の(1)、(2)の物質から構成されるラベル用物質。
(1)生体物質と相互作用可能なペプチド又はタンパク質以外のプローブ物質に対して結合可能な化学構造を有し、かつスペーサとして機能し、少なくとも一末端にカルボキシル基を有する脂溶性又は水溶性の有機化合物であって、該カルボキシル基を介してペプチドと結合する構成である、下記の化学式1、2、3又は4に示す有機化合物。
- 前記プローブ物質は、低分子化合物、核酸、脂質、糖、低分子のホルモン、毒性物質、内分泌撹乱物質、神経伝達物質から採用される、ペプチド又はタンパク質以外の物質であることを特徴とする請求項1記載のラベル用物質。
- 前記プローブ物質が、レチノイドレセプターアゴニストであることを特徴とする請求項1記載のラベル用物質。
- 請求項1〜3の何れか1項記載のラベル用物質を、固相法に基づいて作製することを特徴とするラベル用物質の作製方法。
- 請求項1〜3の何れか1項記載のラベル用物質を、前記有機化合物の一末端官能基を介して、生体物質と相互作用可能なペプチド又はタンパク質以外のプローブ物質にラベルすることを特徴とするプローブ物質のラベル方法。
- (1)生体物質と相互作用可能なペプチド又はタンパク質以外のプローブ物質と、
(2)前記プローブ物質に対して結合可能な化学構造を有し、かつスペーサとして機能し、少なくとも一末端にカルボキシル基を有する脂溶性又は水溶性の有機化合物であって、該カルボキシル基を介してペプチドと結合する構成である、下記の化学式1、2、3又は4に示す有機化合物と、
- 前記プローブ物質が、請求項2又は3記載のペプチド又はタンパク質以外の物質である請求項6記載のキメラ物質。
- 請求項6又は7記載のキメラ物質を、固相法に基づいて作製することを特徴とするキメラ物質の作製方法。
- (1)生体物質と相互作用可能なペプチド又はタンパク質以外のプローブ物質に結合可能な化学構造を有し、かつスペーサとして機能し、少なくとも一末端にカルボキシル基を有する脂溶性又は水溶性の有機化合物であって、該カルボキシル基を介してペプチドと結合する構成である、下記の化学式1、2、3又は4に示す有機化合物と、
次の(A)、(B)の手順を少なくとも行うことを特徴とする生体物質の捕捉方法。
(A)前記ラベル用物質が結合された状態の前記プローブ物質と、該プローブ物質と相互作用した生体物質と、から構成される生体物質複合体を含む試料溶液を、抗体が固定化されている固相表面領域へ導く手順。
(B)固相表面に固定化された抗体と前記生体物質複合体を構成する前記ラベル用物質中のペプチドとの相互作用を進行させる手順。 - 前記プローブ物質が、請求項2又は3記載のペプチド又はタンパク質以外の物質である請求項9記載の生体物質の捕捉方法。
- 次の(a)〜(c)の手順を少なくとも行うことを特徴とする生体物質の構造解析又は/及び同定方法。
(a)(1)生体物質と相互作用可能なペプチド又はタンパク質以外のプローブ物質と、
(2)前記プローブ物質に対して結合可能な化学構造を有し、かつスペーサとして機能し、少なくとも一末端にカルボキシル基を有する脂溶性又は水溶性の有機化合物であって、該カルボキシル基を介してペプチドと結合する構成である、下記の化学式1、2、3又は4に示す有機化合物と、
から構成されるキメラ物質中のペプチドと固相表面に固定化された抗体とを解離させる手順。
(b)解離させた生体物質複合体を回収する手順。
(c)前記生体物質複合体中の生体物質の構造解析又は/及び同定を行う手順。 - 前記プローブ物質が、請求項2又は3記載のペプチド又はタンパク質以外の物質である請求項11記載の生体物質の捕捉方法。
- 次の(i)〜(iv)の手順を少なくとも行うことを特徴とする細胞内生体物質の回収方法。
(i)(1)生体物質と相互作用可能なペプチド又はタンパク質以外のプローブ物質に対して結合可能な化学構造を有し、かつスペーサとして機能し、少なくとも一末端にカルボキシル基を有する脂溶性又は水溶性の有機化合物であって、該カルボキシル基を介してペプチドと結合する構成である、下記の化学式1、2、3又は4に示す有機化合物と、
からなるラベル用物質を、前記有機化合物の一末端官能基を介して、前記プローブ物質にラベルする手順。
(ii)ラベルされた状態の前記プローブ物質を細胞内に導入する手順。
(iii)前記プローブ物質と細胞内生体物質との間の相互作用を細胞内で進行させる手順。
(iv)前記相互作用により得られた生体物質複合体を細胞外に取り出す手順。 - 前記プローブ物質が、請求項2又は3記載のペプチド又はタンパク質以外の物質である請求項13記載の細胞内生体物質の回収方法。
- 前記細胞内生体物質は、タンパク質、ペプチド、核酸、糖、脂質、ホルモンのいずれかであることを特徴とする請求項13記載の細胞内生体物質の回収方法。
- 請求項13〜15の何れか1項記載の方法によって回収された細胞内生体物質を、少なくとも請求項9又は10に記載された方法を用いて捕捉する方法。
- 請求項13〜15の何れか1項記載の方法によって回収された細胞内生体物質を、少なくとも請求項11又は12項に記載された方法を用いて構造解析又は/及び同定する方法。
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PCT/JP2005/006077 WO2005094187A2 (ja) | 2004-03-31 | 2005-03-30 | ラベル用物質とキメラ物質、これらの物質の作製方法、並びに該ラベル用物質を用いて生体物質を捕捉、構造解析又は/及び同定する方法 |
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JP2001281251A (ja) * | 2000-03-30 | 2001-10-10 | Ebara Corp | 反応検出チップ及びその作製方法 |
WO2002055547A2 (en) * | 2001-01-10 | 2002-07-18 | The Government Of The United States Of America, Asrepresented By The Secretary, Department Of Health And Human Services | Sfrp and peptide motifs that interact with sfrp and methods of their use |
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JP2001281251A (ja) * | 2000-03-30 | 2001-10-10 | Ebara Corp | 反応検出チップ及びその作製方法 |
WO2002055547A2 (en) * | 2001-01-10 | 2002-07-18 | The Government Of The United States Of America, Asrepresented By The Secretary, Department Of Health And Human Services | Sfrp and peptide motifs that interact with sfrp and methods of their use |
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CA2561411A1 (en) | 2005-10-13 |
JPWO2005094187A1 (ja) | 2008-02-14 |
EP1731908A2 (en) | 2006-12-13 |
EP1731908B1 (en) | 2010-09-01 |
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