JP2012531428A - 哺乳類以外の系で発現されるタンパク質の捕獲精製プロセス - Google Patents
哺乳類以外の系で発現されるタンパク質の捕獲精製プロセス Download PDFInfo
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- JP2012531428A JP2012531428A JP2012517737A JP2012517737A JP2012531428A JP 2012531428 A JP2012531428 A JP 2012531428A JP 2012517737 A JP2012517737 A JP 2012517737A JP 2012517737 A JP2012517737 A JP 2012517737A JP 2012531428 A JP2012531428 A JP 2012531428A
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Abstract
Description
プロテインA親和性クロマトグラフィーを使用した可溶性形態で発現するタンパク質の直接捕獲
プロテインA親和性クロマトグラフィーを使用したリフォールディング混合物からの限定的可溶性形態で発現したFc含有タンパク質の捕獲
陽イオン交換クロマトグラフィーを使用したリフォールディング混合物からのFc含有タンパク質の分離
親和性クロマトグラフィーによってFc含有タンパク質をリフォールディング緩衝液から直接単離するために使用されたプロテインA親和性樹脂の再利用性
Claims (29)
- 哺乳類以外の発現系において、非天然の可溶性形態で発現するタンパク質の精製方法であって、
(a) 前記タンパク質が非天然の可溶性形態で発現する哺乳類以外の細胞を溶解させて、細胞溶解物を作製することと、
(b) 前記タンパク質が分離マトリクスと会合するのに適した条件下で、前記細胞溶解物を前記分離マトリクスと接触させることと、
(c) 前記分離マトリクスを洗浄することと、
(d) 前記タンパク質を前記分離マトリクスから溶出することと、を含む、方法。 - 前記タンパク質は、複合タンパク質である、請求項1に記載の方法。
- 前記複合タンパク質は、多量体タンパク質、抗体、およびFc融合タンパク質からなる群から選択される、請求項2に記載の方法。
- 前記哺乳類以外の発現系は、細菌または酵母細胞を含む、請求項1に記載の方法。
- 前記分離マトリクスは、プロテインA、プロテインG、および合成模倣親和性樹脂からなる群から選択される親和性樹脂である、請求項1に記載の方法。
- 前記分離マトリクスは、イオン交換樹脂、混合方式樹脂、および疎水性相互作用樹脂からなる群から選択される非親和性樹脂である、請求項1に記載の方法。
- 前記細胞溶解物は、前記分離マトリクスと接触させられる前に濾過される、請求項1に記載の方法。
- 溶出した後に、前記タンパク質をその天然形態にリフォールディングすることをさらに含む、請求項1に記載の方法。
- 哺乳類以外の発現系において、非天然の限定的可溶性形態で発現するタンパク質の精製方法であって、
(a) 哺乳類以外の細胞において、非天然の限定的可溶性形態のタンパク質を発現させることと、
(b) 哺乳類以外の細胞を溶解することと、
(c)
(i) 変性剤、
(ii) 還元剤、および
(iii) 界面活性剤、のうちの1つ以上を含む可溶化溶液に前記発現させたタンパク質を可溶化することと、
(d) 前記可溶化溶液と、リフォールディング緩衝液と、を含むリフォールディング溶液を作製することであって、前記リフォールディング緩衝液は、
(i) 変性剤、
(ii) 凝集抑制剤、
(iii) タンパク質安定剤、および
(iv) 酸化還元成分、のうちの1つ以上を含む、リフォールディング溶液を作製することと、
(e) 前記タンパク質が分離マトリクスと会合するのに適した条件で、前記リフォールディング溶液を前記マトリクスに適用することと、
(f) 前記分離マトリクスを洗浄することと、
(g) 前記タンパク質を前記分離マトリクスから溶出することと、を含む、方法。 - 前記非天然の限定的可溶性形態は、封入体の成分である、請求項9に記載の方法。
- 前記タンパク質は、複合タンパク質である、請求項9に記載の方法。
- 前記複合タンパク質は、多量体タンパク質、抗体、ペプチボディ、およびFc融合タンパク質からなる群から選択される、請求項9に記載の方法。
- 前記哺乳類以外の発現系は、細菌または酵母細胞である、請求項9に記載の方法。
- 前記変性剤は、尿素、グアニジウム塩、ジメチル尿素、メチル尿素、およびエチル尿素のうちの1つ以上を含む、請求項9に記載の方法。
- 前記還元剤は、システイン、DTT、β−メルカプトエタノール、およびグルタチオンのうちの1つ以上を含む、請求項9に記載の方法。
- 前記界面活性剤は、サルコシルおよびドデシル硫酸ナトリウムのうちの1つ以上を含む、請求項9に記載の方法。
- 前記凝集抑制剤は、アルギニン、プロリン、ポリエチレングリコール、非イオン性界面活性剤、イオン性界面活性剤、多価アルコール、グリセロール、スクロース、ソルビトール、グルコース、トリス、硫酸ナトリウム、硫酸カリウム、および浸透圧調節物質からなる群から選択される、請求項9に記載の方法。
- 前記タンパク質安定剤は、アルギニン、プロリン、ポリエチレングリコール、非イオン性界面活性剤、イオン性界面活性剤、多価アルコール、グリセロール、スクロース、ソルビトール、グルコース、トリス、硫酸ナトリウム、硫酸カリウム、および浸透圧調節物質のうちの1つ以上を含む、請求項9に記載の方法。
- 前記酸化還元成分は、還元型グルタチオン、酸化型グルタチオン、システイン、シスチン、システアミン、シスタミン、およびβ−メルカプトエタノールのうちの1つ以上を含む、請求項9に記載の方法。
- 前記分離マトリクスは、プロテインA、プロテインG、および合成模倣親和性樹脂からなる群から選択される親和性樹脂である、請求項9に記載の方法。
- 前記分離マトリクスは、イオン交換樹脂、混合方式樹脂、および疎水性相互作用樹脂からなる群から選択される非親和性樹脂である、請求項9に記載の方法。
- (a)前記分離マトリクスを再生試薬で洗浄するステップと、
(b)前記分離マトリクスを再生するステップと、をさらに含む、請求項1または9に記載の方法。 - 前記再生試薬は、強塩基または強酸のうちの1つである、請求項22に記載の方法。
- 前記強酸はリン酸である、請求項23に記載の方法。
- 前記強塩基は水酸化ナトリウムである、請求項23に記載の方法。
- 前記再生することは、4〜6Mの濃度で存在するカオトロープおよび還元剤のうちの1つ、または双方を含む溶液で、前記分離マトリクスを洗浄することを含む、請求項22に記載の方法。
- 前記カオトロープは、尿素、ジメチル尿素、メチル尿素、エチル尿素、およびグアニジウムのうちの1つである、請求項26に記載の方法。
- 前記還元剤は、システイン、DTT、β−メルカプトエタノール、およびグルタチオンのうちの1つである、請求項26に記載の方法。
- 前記再生することは、pH7.4で、50mMのトリス、10mMのクエン酸塩、6Mの尿素、50mMのDTTを含む溶液で、前記分離マトリクスを洗浄することを含む、請求項22に記載の方法。
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JP2019528255A (ja) * | 2016-07-22 | 2019-10-10 | アムジエン・インコーポレーテツド | Fc含有タンパク質を精製する方法 |
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CA2765154A1 (en) | 2010-12-29 |
US8940878B2 (en) | 2015-01-27 |
ES2862580T5 (es) | 2024-06-13 |
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US11407784B2 (en) | 2022-08-09 |
AU2010266093B2 (en) | 2013-06-27 |
WO2010151688A3 (en) | 2011-05-19 |
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US20200361986A1 (en) | 2020-11-19 |
US20150361130A1 (en) | 2015-12-17 |
ES2862580T3 (es) | 2021-10-07 |
EP3660032A1 (en) | 2020-06-03 |
US20230016430A1 (en) | 2023-01-19 |
EP2445924A2 (en) | 2012-05-02 |
US20180037603A1 (en) | 2018-02-08 |
MX2011013417A (es) | 2012-03-29 |
AU2010266093A1 (en) | 2012-01-19 |
US20100331526A1 (en) | 2010-12-30 |
WO2010151688A2 (en) | 2010-12-29 |
US9643997B2 (en) | 2017-05-09 |
EP2445924B1 (en) | 2021-03-03 |
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