JP2002544237A - 望ましい活性を有するプロテインaに基づく結合ドメイン - Google Patents
望ましい活性を有するプロテインaに基づく結合ドメインInfo
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- JP2002544237A JP2002544237A JP2000617917A JP2000617917A JP2002544237A JP 2002544237 A JP2002544237 A JP 2002544237A JP 2000617917 A JP2000617917 A JP 2000617917A JP 2000617917 A JP2000617917 A JP 2000617917A JP 2002544237 A JP2002544237 A JP 2002544237A
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Classifications
-
- 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
- C07K14/305—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from bacteria from Micrococcaceae (F)
- C07K14/31—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from bacteria from Micrococcaceae (F) from Staphylococcus (G)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
- A61P35/02—Antineoplastic agents specific for leukemia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/02—Immunomodulators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Molecular Biology (AREA)
- Hematology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Gastroenterology & Hepatology (AREA)
- Biochemistry (AREA)
- Biophysics (AREA)
- Genetics & Genomics (AREA)
- Diabetes (AREA)
- Oncology (AREA)
- Pain & Pain Management (AREA)
- Rheumatology (AREA)
- Peptides Or Proteins (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
Description
らの疾病の診断的および治療的介入のためのブドウ球菌プロテインAに由来する
ドメイン変種の製造,および他の望ましい活性を有する変種の生成に関する。
とは,免疫系中の限定された分子標的に対する結合特異性を示す試薬を調製する
ことである。そのような試薬を治療的に用いる場合,現在の多くの化学療法また
は"免疫調節性"の治療薬に付随する有害な非特異的毒性効果を回避することが最
も重要である。
よびB細胞由来白血病の場合,B細胞の表面上に表示される免疫グロブリン(I
g)分子は,特異的試薬により検出するための魅力的な標的を提供する。
おり,微生物発現系で経済的に発現させることができる試薬を製造する方法が必
要とされている。
に結合する改良されたターゲティング試薬を製造することにより,免疫疾患また
は免疫細胞癌を診断および治療するためのより効果的な方法を提供することが本
発明の目的である。IgFabドメインに対して新たなかつ改良された結合特異
性を示す,ブドウ球菌プロテインAの変種を製造することもまた本発明の目的で
ある。
,免疫グロブリン(Ig)への結合についてのブドウ球菌プロテインA(SpA
)変種が提供される。該変種は,1またはそれ以上のアミノ酸においてSpAの
天然の可変重鎖III(“VH3”)Ig−Fab結合領域(“結合領域”)の
アミノ酸配列と異なるポリペプチドを含み,ここで,ポリペプチドはIg−Fa
bに対してSpAと異なる結合特異性を示す。SpA変種ポリペプチドは,例え
ば,以下の工程からなる方法により製造される: a)1またはそれ以上のアミノ酸においてSpAのVH3Ig−Fab結合領域
とアミノ酸配列が異なるポリペプチドのライブラリを調製し;そして b)Ig−Fabをライブラリと接触させ,前記ポリペプチドが前記Ig−Fa
bに対してSpAと異なる結合特異性を有するか否かを判定することにより,ラ
イブラリから1またはそれ以上のポリペプチドを選択する。
球菌プロテインA(SpA)の可変重鎖III(“VH3”)Ig−Fab結合
領域(“結合領域”)のアミノ酸配列と異なるポリペプチドを含み,ここでポリ
ペプチドは非−Ig標的分子に対してSpAと異なる結合特異性を示すことを特
徴とするSpA変種を提供する。このSpA変種ポリペプチドは,例えば,以下
の工程からなる方法により製造することができる: c)アミノ酸配列がSpAのVH3Ig−Fab結合領域と1またはそれ以上の
アミノ酸において異なるポリペプチドのライブラリを調製し;そして d)標的分子をライブラリと接触させ,前記1またはそれ以上のポリペプチドが
前記標的分子に対してSpAと異なる結合特異性を有するか否かを判定すること
により,ライブラリから1またはそれ以上のポリペプチドを選択する。
を検出する方法,およびSpA変種組成物を用いることにより細胞の試料におい
て生物学的細胞サブセットを発現する標的分子の存在を検出する方法が提供され
る。
数が異常に上昇している個体において該リンパ球サブセットに属するIg−Fa
b発現リンパ球の数を減少させる方法を提供する。該方法は,SpA変種を個体
に投与することを含み,ここで,SpA変種の投与は個体において標的とされて
いる数を減少させ,かつ前記減少は個体の健康に有益な治療効果を有することを
特徴とする。
して新たなまたは改良された結合特異性を示すスーパー抗原SpAの変種を製造
し選択する方法は,本発明者らが,SpAドメインD中に存在する,Ig−Fa
bと相互作用してSpA中のIg−Fab結合部位を媒介する必須の残基を発見
したことに基づく。これらの変種スーパー抗原は,例えば,ファージディスプレ
イ技術を用いて発現されるライブラリとして製造することができる。適切な特異
性を有するSpA変種を選択し,さらにFabの詳細な特異性および親和性を決
定するために評価することができる。変種ドメインのモノマーまたはマルチマー
は,例えば,分子生物学的手法および細菌発現系を用いて作成することができる
。
eusにより天然に産生される毒性因子であり,高度に相同性の細胞外免疫グロ
ブリン(Ig)−結合ドメイン(E,D,A,BおよびCと称される)が5つ縦
につながった42−kDa蛋白質として,分泌された形および膜付随形の両方で
存在する。SpAの各細胞外ドメインは,別個のIg−結合部位を有する。一方
の部位は,Fcγ(IgのIgGクラスの定常領域)用であり,他方はある種の
Ig分子のFab部分用である(抗原認識を担うIgの部位)(1)。Fcγ結
合部位は,ほとんどのIgGサブクラスのCH2およびCH3の接点のエルボー
領域に位置することが明らかにされており,この結合特性は抗体の標識および精
製に広く用いられている(2,3)。
が,Ig重鎖の可変領域上の部位を含むことが示されている(4)。SpAの5
つの膜外ドメインはそれぞれ別々にFab−結合部位を含む。
ll maturation. I. Immature peripheral B cells in adults are heat-stable
antigenhi and exhibit unique signaling characteristics. J.Immunol. 149:2
533-2540. 2. Alting-Mees, M.A. and Short, J.M. 1993. Polycos vectors: a system f
or packaging filamentous phage and phagemid vectors using lambda phage p
ackaging extracts. Gene 137:93-100. 3. Bachmann, M.F., Rohrer, U.H., Kundig, T.M., Burki, K., Hengartner,
H., and Zinkernagel, R.M. 1993. The influence of antigen organization on
B cell responsiveness. Science 262:1448-1451. 4. Barbas, C.F., Hu, D., Dunlop, N., Sawyer, L., Cababa, D., Hendry, R
.M., Nara, P.L., and Burton, D.R. 1994. In vitro evolution of a neutrali
zing human antibody to human immunodeficiency virus type 1 to enhance af
finity and broaden strain cross-reactivity. Proc.Natl.Acad.Sci.U.S.A. 91
:3809-3813. 5. Berberian, L., Goodglick, L., Kipps, T.J., and Braun, J. 1993. Immu
noglobulin VH3 gene products: natural ligands for HIV gp120. Science 261
:1588-1591. 6. Berberian, L., Valles-Ayoub, Y., Sun, N., Martinez-Maza, O., and Br
aun, J. 1991. A VH clonal deficit in human immunodeficiency virus-positi
ve individuals reflects a B-cell maturational arrest. Blood. 78:175-179.
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−の変異体型)に新生児暴露した後の,MS−結合B細胞の周辺部および中心部
における欠失を示す。
合親和性と直接比例する表面抗原(SAg)−特異的IgM分泌細胞の持続的喪
失を誘導することを示す。
天然のIgM抗−PC抗体の持続的喪失を誘導することを示す。
発現の持続的喪失を誘導することを示す。
異的ワクチンによるチャレンジに対する持続的耐性を引き起こすことを示す。
ンIIFab(7FAB,右上パネル;1BVL,左下パネル;および1JRH
,右下パネル)抗体上へのドメインDの重層を示す分子のグラフである。
のFabに対する結合を示す。
ージディスプレイのための合成SpAドメインD変種の変種ライブラリの製造に
用いた最終プライマーの概略図である。
スゲル電気泳動分析である。
Claims (30)
- 【請求項1】 SpAの天然の可変重鎖III(“VH3”)Ig−Fab
結合領域(“結合領域”)のアミノ酸配列と1またはそれ以上のアミノ酸におい
て異なるポリペプチドを含む,免疫グロブリン(Ig)への結合についてのブド
ウ球菌プロテインA(SpA)変種であって,ポリペプチドはIg−Fabに対
してSpAとは異なる結合特異性を示すことを特徴とするSpA変種。 - 【請求項2】 ポリペプチドが,1またはそれ以上のアミノ酸において,ド
メインE,D,A,BおよびCからなる群より選択されるSpAのVH3Ig−
Fab結合領域のアミノ酸配列と異なる,請求項1記載のSpA変種。 - 【請求項3】 ポリペプチドが,1またはそれ以上のアミノ酸においてSp
AのドメインDのVH3Ig−Fab結合領域のアミノ酸配列と異なり,前記結
合領域がSpAの残基1−61からなる,請求項2記載のSpA変種。 - 【請求項4】 ポリペプチドがIg−Fcに対する結合特異性をさらに有す
る,請求項1記載のSpA変種。 - 【請求項5】 ポリペプチドがIg−Fcに対してSpAと異なる結合特異
性を有する,請求項4記載のSpA変種。 - 【請求項6】 ポリペプチドのアミノ酸の1またはそれ以上が,Ala25
,Gly29,Phe30,Ser33,Asp36,Asp37およびVal
44からなるSpAドメインD結合領域アミノ酸の群と異なる,請求項3記載の
SpA変種。 - 【請求項7】 ポリペプチドが, a)アミノ酸配列が1またはそれ以上のアミノ酸においてSpAのVH3Ig−
Fab結合領域と異なるポリペプチドのライブラリを調製し;そして, b)Ig−Fabをライブラリと接触させ,前記ポリペプチドが前記Ig−Fa
bに対してSpAと異なる結合特異性を有するか否かを判定することにより,ラ
イブラリから1またはそれ以上のポリペプチドを選択する, の工程からなる方法により製造される,請求項1記載のSpA変種。 - 【請求項8】 SpAのVH3Ig−Fab結合領域がドメインDであり,
かつ工程(b)において選択されるポリペプチドが前記Ig−Fabに対してS
pAのドメインDと異なる結合特異性を有する,請求項7記載のSpA変種。 - 【請求項9】 ポリペプチド中のアミノ酸の1またはそれ以上が,Ala2
5,Gly29,Phe30,Ser33,Asp36,Asp37およびVa
l44からなるSpAドメインD結合領域アミノ酸の群とは異なる,請求項8記
載のSpA変種。 - 【請求項10】 ポリペプチドが蛋白質合成により製造される,請求項1記
載のSpA変種。 - 【請求項11】 SpAのVH3Ig−Fab結合領域がドメインDであり
,かつ合成されるポリペプチドが前記Ig−Fabに対してSpAのドメインD
とは異なる結合特異性を有するものである,請求項10記載のSpA変種。 - 【請求項12】 ポリペプチド中のアミノ酸の1またはそれ以上が,Ala
25,Gly29,Phe30,Ser33,Asp36,Asp37およびV
al44からなるSpAドメインD結合領域アミノ酸の群と異なる,請求項11
記載のSpA変種。 - 【請求項13】 ライブラリが, (a’)SpA結合領域変種をコードする核酸のライブラリを調製し;次に (b’)ライブラリを選択する前に核酸を適当な宿主中で発現させる, の工程により調製される,請求項7記載のSpA変種。
- 【請求項14】 ライブラリが,それぞれその表面においてSpA結合領域
変種を表示する糸状バクテリオファージのライブラリであり,および各糸状バク
テリオファージがバクテリオファージの表面において表示されるSpA結合領域
変種をコードする核酸を含む,請求項7記載のSpA変種。 - 【請求項15】 ポリペプチドがVH3Ig−Fabに対する結合特異性を
有する,請求項1記載のSpA変種。 - 【請求項16】 ポリペプチドがVH3以外の可変重鎖領域クランのIg−
Fabに対する結合特異性を有する,請求項1記載のSpA変種。 - 【請求項17】 SpAの可変重鎖III(“VH3”)Ig−Fab結合
領域(“結合領域”)のアミノ酸配列と1またはそれ以上のアミノ酸において異
なるポリペプチドを含むブドウ球菌プロテインA(“SpA”)変種であって,
ポリペプチドは非−Ig標的分子に対してSpAとは異なる結合特異性を示すこ
とを特徴とするSpA変種。 - 【請求項18】 ポリペプチドが,1またはそれ以上のアミノ酸においてド
メインE,D,A,BおよびCからなる群より選択されるSpAのVH3Ig−
Fab結合領域のアミノ酸配列と異なる,請求項17記載のSpA変種。 - 【請求項19】 ポリペプチドが,1またはそれ以上のアミノ酸においてS
pAのドメインDのVH3Ig−Fab結合領域のアミノ酸配列と異なり,前記
結合領域がSpAの残基1−61からなる,請求項18記載のSpA変種。 - 【請求項20】 ポリペプチドのアミノ酸の1またはそれ以上が,Ala2
5,Gly29,Phe30,Ser33,Asp36,Asp37およびVa
l44からなるSpAドメインD結合領域アミノ酸の群と異なる,請求項19記
載のSpA変種。 - 【請求項21】 ポリペプチドが, c)1またはそれ以上のアミノ酸においてSpAのVH3Ig−Fab結合領域
とアミノ酸配列が異なるポリペプチドのライブラリを製造し;そして d)標的分子をライブラリと接触させ,前記1またはそれ以上のポリペプチドが
前記標的分子に対してSpAと異なる結合特異性を有するか否かを判定すること
により,ライブラリから1またはそれ以上のポリペプチドを選択する, の工程からなる方法により製造される,請求項17記載のSpA変種。 - 【請求項22】 SpAのVH3Ig−Fab結合領域がドメインDであり
,および工程(b)において選択されるポリペプチドが標的分子に対してSpA
のドメインDとは異なる結合特異性を有するものである,請求項21記載のSp
A変種。 - 【請求項23】 ポリペプチド中のアミノ酸の1またはそれ以上が,Ala
25,Gly29,Phe29,Ser30,Asp36,Asp37およびV
al44からなるSpAドメインD結合領域アミノ酸の群と異なる,請求項22
記載のSpA変種。 - 【請求項24】 ポリペプチドが蛋白質合成により製造される,請求項17
記載のSpA変種。 - 【請求項25】 SpAのVH3Ig−Fab結合領域がドメインDであり
,かつ合成されるポリペプチドが標的分子に対してSpAのドメインDと異なる
結合特異性を有するものである,請求項24記載のSpA変種。 - 【請求項26】 ポリペプチド中のアミノ酸の1またはそれ以上が,Ala
25,Gly29,Phe30,Ser33,Asp36,Asp37およびV
al44からなるSpAドメインD結合領域アミノ酸の群と異なる,請求項25
記載のSpA変種。 - 【請求項27】 ライブラリがそれぞれその表面でSpA結合領域変種を表
示する糸状バクテリオファージのライブラリであり,かつ各糸状バクテリオファ
ージがバクテリオファージの表面上で表示されるSpA結合領域変種をコードす
る核酸を含む,請求項25記載のSpA変種。 - 【請求項28】 リンパ球の試料においてIg−Fab発現リンパ球サブセ
ットの存在を検出する方法であって,請求項1記載のSpA変種を用いて試料を
アッセイすることを含む方法。 - 【請求項29】 細胞の試料において生物学的細胞サブセットを発現する標
的分子の存在を検出する方法であって,請求項17記載のSpA変種を用いて試
料をアッセイすることを含む方法。 - 【請求項30】 特定のサブセットに属するリンパ球の数が異常に上昇して
いる個体において該リンパ球サブセットに属するIg−Fab発現リンパ球の数
を減少させる方法であって,請求項1記載のSpA変種を個体に投与することを
含み,ここで,SpA変種の投与は個体において標的とされている数を減少させ
,かつ前記減少は個体の健康に有益な治療効果を有することを特徴とする方法。
Applications Claiming Priority (3)
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US13438699P | 1999-05-15 | 1999-05-15 | |
US60/134,386 | 1999-05-15 | ||
PCT/US2000/013402 WO2000069457A1 (en) | 1999-05-15 | 2000-05-15 | Protein a based binding domains with desirable activities |
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JP2002544237A true JP2002544237A (ja) | 2002-12-24 |
JP2002544237A5 JP2002544237A5 (ja) | 2007-07-12 |
Family
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JP2000617917A Pending JP2002544237A (ja) | 1999-05-15 | 2000-05-15 | 望ましい活性を有するプロテインaに基づく結合ドメイン |
Country Status (6)
Country | Link |
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US (1) | US20060205016A1 (ja) |
EP (2) | EP2017343A3 (ja) |
JP (1) | JP2002544237A (ja) |
AU (1) | AU777005B2 (ja) |
CA (1) | CA2374013A1 (ja) |
WO (1) | WO2000069457A1 (ja) |
Cited By (2)
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JP2010075175A (ja) * | 2008-08-11 | 2010-04-08 | Millipore Corp | 改善された特異性を有する新規免疫グロブリン結合タンパク質 |
JP2013534532A (ja) * | 2010-07-02 | 2013-09-05 | ザ・ユニバーシティ・オブ・シカゴ | プロテインA(SpA)変種に関連する組成物および方法 |
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US7211258B2 (en) | 2002-04-10 | 2007-05-01 | Protalex, Inc. | Protein A compositions and methods of use |
CN106422418B (zh) | 2006-09-29 | 2022-03-01 | 思拓凡生物工艺研发有限公司 | 用于抗体分离的包含来自金黄色葡萄球菌a蛋白的结构域c的层析配体 |
CA2671264C (en) * | 2006-11-30 | 2015-11-24 | Research Development Foundation | Improved immunoglobulin libraries |
WO2008127457A2 (en) | 2006-12-06 | 2008-10-23 | Repligen Corporation | Nucleic acids encoding recombinant protein a |
EP2339339A4 (en) * | 2008-09-25 | 2016-10-12 | Jsr Corp | CHARGE FOR AFFINITY CHROMATOGRAPHY |
SG195555A1 (en) | 2008-12-24 | 2013-12-30 | Emd Millipore Corp | Caustic stable chromatography ligands |
EP2412809B1 (en) * | 2009-03-24 | 2017-08-09 | Kaneka Corporation | Protein having affinity for immunoglobulin, and immunoglobulin-binding affinity ligand |
WO2011005341A2 (en) | 2009-04-03 | 2011-01-13 | University Of Chicago | Compositions and methods related to protein a (spa) variants |
SG10201604559TA (en) | 2011-06-08 | 2016-07-28 | Emd Millipore Corp | Chromatography matrices including novel staphylococcus aureus protein a based ligands |
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JP2010075175A (ja) * | 2008-08-11 | 2010-04-08 | Millipore Corp | 改善された特異性を有する新規免疫グロブリン結合タンパク質 |
JP2013226148A (ja) * | 2008-08-11 | 2013-11-07 | Emd Millipore Corp | 改善された特異性を有する新規免疫グロブリン結合タンパク質 |
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JP2013534532A (ja) * | 2010-07-02 | 2013-09-05 | ザ・ユニバーシティ・オブ・シカゴ | プロテインA(SpA)変種に関連する組成物および方法 |
Also Published As
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CA2374013A1 (en) | 2000-11-23 |
AU5019100A (en) | 2000-12-05 |
EP1181052A4 (en) | 2004-08-11 |
AU777005B2 (en) | 2004-09-30 |
EP1181052A1 (en) | 2002-02-27 |
WO2000069457A1 (en) | 2000-11-23 |
EP2017343A3 (en) | 2009-01-28 |
US20060205016A1 (en) | 2006-09-14 |
EP2017343A2 (en) | 2009-01-21 |
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