FimH mutant, compositions therewith and use thereof
AssigneeJanssen Pharmaceuticals, Inc.
InventorsJan Grijpstra, Eveline Marleen Weerdenburg, Jeroen Geurtsen, Kellen Cristhina Fae, Louris Jakob Feitsma
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Abstract
Polypeptides comprising a FimH lectin domain comprising an amino acid mutation that causes the FimH lectin domain to be in the low affinity conformation for mannose are described. Pharmaceutical compositions which comprise such polypeptides and methods of stimulating an immune response in a subject in need thereof by administration of the polypeptide are further described.
Claims4
A method of inducing antibodies against a wild-type FimH polypeptide in a mammalian subject in need thereof, the method comprising administering to the subject an effective amount of a polynucleotide encoding a polypeptide comprising a FimH lectin domain, wherein the FimH lectin domain comprises valine at the position corresponding to position 144 of SEQ ID NO:
- 1;
- or a pharmaceutical composition comprising said polynucleotide, wherein the antibodies are capable of blocking adhesion of Escherichia coli cells to bladder epithelial cells.
Dependencies are inferred from the claim text.