CA2431881A1 - Polypeptide inducing hiv-neutralising antibodies - Google Patents

Polypeptide inducing hiv-neutralising antibodies Download PDF

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Publication number
CA2431881A1
CA2431881A1 CA002431881A CA2431881A CA2431881A1 CA 2431881 A1 CA2431881 A1 CA 2431881A1 CA 002431881 A CA002431881 A CA 002431881A CA 2431881 A CA2431881 A CA 2431881A CA 2431881 A1 CA2431881 A1 CA 2431881A1
Authority
CA
Canada
Prior art keywords
polypeptide
conjugate
group
mutation selected
hiv
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002431881A
Other languages
French (fr)
Other versions
CA2431881C (en
Inventor
Robert Brasseur
Benoit Charloteaux
Michel Chevalier
Raphaelle El Habib
Tino Krell
Regis Sodoyer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanofi Pasteur SA
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR0100141A external-priority patent/FR2819256B1/en
Application filed by Individual filed Critical Individual
Publication of CA2431881A1 publication Critical patent/CA2431881A1/en
Application granted granted Critical
Publication of CA2431881C publication Critical patent/CA2431881C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/005Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from viruses
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00Medicinal preparations containing antigens or antibodies
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2740/00Reverse transcribing RNA viruses
    • C12N2740/00011Details
    • C12N2740/10011Retroviridae
    • C12N2740/16011Human Immunodeficiency Virus, HIV
    • C12N2740/16111Human Immunodeficiency Virus, HIV concerning HIV env
    • C12N2740/16122New viral proteins or individual genes, new structural or functional aspects of known viral proteins or genes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Virology (AREA)
  • Genetics & Genomics (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

The invention concerns a polypeptide capable of forming a structure corresponding or analogous to the intermediate state of gp41 and its use in a vaccine for preventing and treating HIV-mediated infections.

Claims (11)

1. A polypeptide capable of forming a structure corresponding to or mimicking the intermediate state of gp41, comprising at least one mutation selected from the group consisting of: I101D or S.
2. The polypeptide as claimed in claim 1, of sequence SEQ ID No. 2 and comprising at least one mutation selected from the group consisting of:
I101D or S.
3. The polypeptide as claimed in claim 1 or 2, comprising at least one other mutation selected from the group comprising: G13A, L, M, I, W or K;
Q17A or E; Q18A or E; A24Q, E, S or R; Q28A; T35I
or L; V36Q or E; W37S or D; G38A, V, L, I, M or E;
Q39A, V, L, I, M or E; K40E, A, V, L, I or M;
Q41A, V, L, I, M or E; Q43A, V, L, I, M or E; L47A
or D; V49I or L; R51A, N or E; Q56I; C64S; C70S;
or L; W94D; D98A, V, L, I, M or K; R99A, N or E;
Y104M or E; I108D; Q119A, V, L, I, M, S, N or R;
E120A; K121A; E123A; E125A; R153N or A and R173N
or A.
4. The polypeptide as claimed in any one of claims 1 to 3, comprising the following mutations: T35I +
Q28I + I101D; T35I + Q28I + I101D + Q119N; I101D +
I108D + Q131N + W37A; I101D + I108D + Q142N +
L126D; W37A + I101D + I108D + Q119N; or I101D +
I108D + Q119N + L126D.
5. A conjugate comprising a polypeptide as claimed in one of claims 1 to 4, conjugated to a carrier protein or peptide.
6. A DNA sequence encoding a polypeptide as claimed in any one of claims 1 to 4 or encoding a conjugate as claimed in claim 5.
7. An expression vector comprising the DNA sequence as claimed in claim 6.
8. A host cell containing the vector as claimed in claim 7.
9. A process for preparing a polypeptide as claimed in any one of claims 1 to 5, comprising the expression of said polypeptide using a host cell as defined in claim 8.
10. A vaccine against HIV, comprising at least one polypeptide as claimed in one of claims 1 to 4, at least one conjugate as claimed in claim 5 or at least one expression vector as claimed in claim 7, a pharmaceutically acceptable support and, optionally, an adjuvant.
11. The use of a polypeptide as claimed in any one of claims 1 to 4, for preparing a medicinal product for inducing antibodies which neutralize primary isolates of HIV.
CA2431881A 2001-01-05 2002-01-04 Polypeptide inducing hiv-neutralising antibodies Expired - Fee Related CA2431881C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR01/00141 2001-01-05
FR0100141A FR2819256B1 (en) 2001-01-05 2001-01-05 POLYPEPTIDE INDUCING HIV NEUTRALIZING ANTIBODIES
FR01/00848 2001-01-23
FR0100848 2001-01-23
PCT/FR2002/000031 WO2002053587A2 (en) 2001-01-05 2002-01-04 Polypeptide inducing hiv-neutralising antibodies

Publications (2)

Publication Number Publication Date
CA2431881A1 true CA2431881A1 (en) 2002-07-11
CA2431881C CA2431881C (en) 2011-02-22

Family

ID=26212817

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2431881A Expired - Fee Related CA2431881C (en) 2001-01-05 2002-01-04 Polypeptide inducing hiv-neutralising antibodies

Country Status (10)

Country Link
EP (1) EP1368478B1 (en)
AT (1) ATE324450T1 (en)
AU (1) AU2002229850A1 (en)
CA (1) CA2431881C (en)
CY (1) CY1105629T1 (en)
DE (1) DE60210936T2 (en)
DK (1) DK1368478T3 (en)
ES (1) ES2260416T3 (en)
PT (1) PT1368478E (en)
WO (1) WO2002053587A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8372955B2 (en) 2003-02-06 2013-02-12 Assistance Publique Hopitaux De Paris Purified antibody to the extracellular domain of NKp44L

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60336978D1 (en) 2003-04-11 2011-06-16 Pasteur Institut Synthetic peptide HIV vaccine: the CBD epitope as an efficient immunogen for the induction of HIV-neutralizing antibodies
CA2558733C (en) * 2004-02-06 2016-04-19 Inserm (Institut National De La Sante Et De La Recherche Medicale) A polypeptide derived from gp41, a vaccine composition comprising said polypeptide, and uses for treating an infection by an hiv virus in an individual
WO2014020205A2 (en) * 2012-07-31 2014-02-06 Universidad De Granada Improved anti-hiv immunogens
CN108997482A (en) * 2018-08-09 2018-12-14 东莞市朋志生物科技有限公司 for detecting the synthetic peptide of HIV-1

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000008043A2 (en) * 1998-08-03 2000-02-17 The University Of Montana Prevention and treatment of viral disease
JP2003529319A (en) * 1999-01-08 2003-10-07 キャロル ディ. ウエイス, Methods of eliciting broadly neutralizing antibodies targeting HIV-1 gp41

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8372955B2 (en) 2003-02-06 2013-02-12 Assistance Publique Hopitaux De Paris Purified antibody to the extracellular domain of NKp44L

Also Published As

Publication number Publication date
ATE324450T1 (en) 2006-05-15
CY1105629T1 (en) 2010-12-22
WO2002053587A3 (en) 2003-09-25
AU2002229850A1 (en) 2002-07-16
EP1368478A2 (en) 2003-12-10
ES2260416T3 (en) 2006-11-01
CA2431881C (en) 2011-02-22
DE60210936T2 (en) 2006-10-19
DK1368478T3 (en) 2006-08-28
DE60210936D1 (en) 2006-06-01
PT1368478E (en) 2006-07-31
WO2002053587A2 (en) 2002-07-11
EP1368478B1 (en) 2006-04-26

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Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20150105