HRP20170069T1 - Polipeptidi dvojnog afiniteta za pročišćavanje - Google Patents

Polipeptidi dvojnog afiniteta za pročišćavanje Download PDF

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Publication number
HRP20170069T1
HRP20170069T1 HRP20170069TT HRP20170069T HRP20170069T1 HR P20170069 T1 HRP20170069 T1 HR P20170069T1 HR P20170069T T HRP20170069T T HR P20170069TT HR P20170069 T HRP20170069 T HR P20170069T HR P20170069 T1 HRP20170069 T1 HR P20170069T1
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Croatia
Prior art keywords
polypeptide
dual
target biomolecule
affinity polypeptide
affinity
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HRP20170069TT
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English (en)
Inventor
Jan Kyhse-Andersen
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Chreto Aps
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Publication of HRP20170069T1 publication Critical patent/HRP20170069T1/hr

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K1/00General methods for the preparation of peptides, i.e. processes for the organic chemical preparation of peptides or proteins of any length
    • C07K1/14Extraction; Separation; Purification
    • C07K1/16Extraction; Separation; Purification by chromatography
    • C07K1/22Affinity chromatography or related techniques based upon selective absorption processes

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Analytical Chemistry (AREA)
  • Peptides Or Proteins (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Claims (17)

1. Postupak za pročišćavanje ciljne biomolekule, koji sadrži korake: (a) dovođenje u kontakt (i) ciljne biomolekule, (ii) polipeptida dvojnog afiniteta, te (iii) krute podloge koja sadrži ligand za hvatanje ili mjesto vezivanja polipeptida dvojnog afiniteta, pri čemu je omjer između konstanti ravnoteže disocijacije polipeptida dvojnog afiniteta, [KD,t / KD,s], barem 10° kod standardnih uvjeta; i (b) obnavljanje ciljne biomolekule pomoću eluiranja, naznačen time da se ciljni afinitetni polipeptid i polipeptid dvojnog afiniteta dovode u kontakt u otopini prije dovođenja u kontakt smjese sa krutom podlogom koja sadrži ligand za hvatanje ili mjesto vezivanja polipeptida dvojnog afiniteta.
2. Postupak prema zahtjevu 1, naznačen time da je kruta podloga odabrana iz skupine koju čine matrice čvrstih faza i čestice.
3. Postupak prema zahtjevu 1, naznačen time da polipeptid dvojnog afiniteta ima konstantu ravnoteže disocijacije, KD,t prema ciljnoj biomolekuli u rasponu od 10-2 do 10-13 M, još specifičnije od 10-4 do 10-13 M, poželjno u rasponu od 10-6 do 10-13 M i konstantu ravnoteže disocijacije, KD,s prema ligandu za hvatanje u rasponu od 10-9 do 10-16 M, poželjno u rasponu od 10-11do 10-16 M.
4. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da je omjer između konstanti ravnoteže disocijacije polipeptida dvojnog afiniteta, [KD,t / KD,s], barem 101, još određenije barem 102, još određenije 103, te čak još određenije barem 104.
5. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da se eluiranje cilja postiže promjenom ili pH, ili ionske jakosti, ili promjenom sadržaja kaotropnih iona u otopini, ili bilo kojom njihovom kombinacijom.
6. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da polipeptid dvojnog afiniteta je fuzijski polipeptid, koji je poželjno odabran iz skupine koju čine protein A, antitijela, fragmenti antitijela, fragmenti proteina A, IgG vezujuće domene dobivene od proteina A, lipokalini, lektini.
7. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da je ligand-vezujući dio polipeptida dvojnog afiniteta odabran iz skupine koju čine avidin, streptavidin, neutravidin, steroidni receptor, antitijelo, fragment antitijela, lipokalini, lektini, amiloglukozidaze, celulozne vezujuće domene.
8. Postupak prema bilo kojem od zahtjeva 6-7, naznačen time da je antitijelo odabrano iz skupine koju čine antitijela lame i deve.
9. Postupak prema zahtjevu 6, naznačen time da je fuzijski polipeptid izrađen fuzijom barem jedne IgG vezujuće domene za protein A ili IgG vezujuće domene dobivene od proteina A i barem jedne biotin vezujuće domene za avidin, streptavidin, ili neutravidin.
10. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da je ligand odabran iz skupine koju čine biotin, akarboza, steroidi, hapten, peptidi epitopa, boje, i inhibitori enzima.
11. Postupak prema zahtjevu 9, naznačen time da ligand za hvatanje koji je vezan na krutu podlogu je biotin i ciljna biomolekula je IgG.
12. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da kruta podloga je matrica čvrste faze, poželjno odabrana iz skupine koju čine agar-agar, agaroze, celuloze, celulozni eteri, karboksimetil celuloza, poliamidi, polivinilalkoholi, silikati, te stakla s kontroliranim porama.
13. Postupak prema zahtjevu 6, naznačen time da se fuzijski polipeptid proizvodi kao rekombinantni polipeptid u rekombinantnoj stanici domaćinu.
14. Postupak prema zahtjevu 13, naznačen time da su fuzijski polipeptid i ciljna biomolekula izraženi u istom tipu stanice domaćina.
15. Postupak prema bilo kojem od zahtjeva 13-14, naznačen time da je stanica domaćin odabrana iz skupine koju čine bakterijske stanice, stanice gljiva, stanice sisavaca, stanice biljaka, te stanice insekata.
16. Postupak prema zahtjevu 1, naznačen time da je polipeptid dvojnog afiniteta kemijski kondenziran.
17. Postupak za pročišćavanje ciljne biomolekule, koji sadrži korake: (a) dovođenje u kontakt (i) ciljne biomolekule, (ii) polipeptida dvojnog afiniteta, te (iii) krute podloge koja sadrži ligand za hvatanje, naznačen time da polipeptid dvojnog afiniteta ima konstantu ravnoteže disocijacije, KD,t prema ciljnoj biomolekuli u rasponu od 10-2 do 10-13 M, poželjno od 10-4 do 10-13 M, poželjnije od 10-6 do 10-13 M kod standardnih uvjeta, te pri čemu je vezivanje polipeptida dvojnog afiniteta na ligand za hvatanje na krutoj podlozi osigurano pomoću cijepanja para-supstituiranog benzil gvanina što rezultira s tioeter vezom; i (b) obnavljanje ciljne biomolekule pomoću eluiranja, gdje se ciljni polipeptid i polipeptid dvojnog afiniteta dovode u kontakt u otopini prije dovođenja u kontakt smjese sa krutom podlogom koja sadrži ligand za hvatanje.
HRP20170069TT 2007-11-12 2017-01-17 Polipeptidi dvojnog afiniteta za pročišćavanje HRP20170069T1 (hr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07120454 2007-11-12
PCT/EP2008/065346 WO2009062942A2 (en) 2007-11-12 2008-11-12 Dual affinity polypeptides for purification
EP08850855.1A EP2220107B1 (en) 2007-11-12 2008-11-12 Dual affinity polypeptides for purification

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HRP20170069T1 true HRP20170069T1 (hr) 2017-03-24

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HRP20170069TT HRP20170069T1 (hr) 2007-11-12 2017-01-17 Polipeptidi dvojnog afiniteta za pročišćavanje

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US (2) US20110207916A1 (hr)
EP (1) EP2220107B1 (hr)
CN (1) CN101910194B (hr)
AU (1) AU2008322998B2 (hr)
BR (1) BRPI0820156B8 (hr)
CA (1) CA2705334C (hr)
DK (1) DK2220107T3 (hr)
ES (1) ES2613029T3 (hr)
HR (1) HRP20170069T1 (hr)
HU (1) HUE032930T2 (hr)
LT (1) LT2220107T (hr)
PL (1) PL2220107T3 (hr)
PT (1) PT2220107T (hr)
SI (1) SI2220107T1 (hr)
WO (1) WO2009062942A2 (hr)

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WO2009062942A2 (en) 2009-05-22
DK2220107T3 (en) 2017-02-13
BRPI0820156B8 (pt) 2021-05-25
WO2009062942A3 (en) 2010-02-18
US20140081001A1 (en) 2014-03-20
US20110207916A1 (en) 2011-08-25
PL2220107T3 (pl) 2017-05-31
CA2705334C (en) 2018-04-17
EP2220107A2 (en) 2010-08-25
SI2220107T1 (sl) 2017-02-28
EP2220107B1 (en) 2016-11-02
CN101910194A (zh) 2010-12-08
US9376463B2 (en) 2016-06-28
HUE032930T2 (hu) 2017-11-28
PT2220107T (pt) 2017-02-08
CA2705334A1 (en) 2009-05-22
LT2220107T (lt) 2017-04-10
BRPI0820156A2 (pt) 2015-10-20
AU2008322998A1 (en) 2009-05-22
ES2613029T3 (es) 2017-05-22
CN101910194B (zh) 2017-03-08
BRPI0820156B1 (pt) 2021-01-12
AU2008322998B2 (en) 2013-10-03

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