Patents Assigned to Quattromed Ltd.
  • Peptide tag for monitoring and purification of proteins
    Patent number: 7261895
    Abstract: This invention is concerned with a peptide tag having sequence SSTSSDFRDR or GVSSTSSDFRDR derived from transactivator protein E2 of Bovine Papillomavirus type 1, and the fusion polypeptide containing said peptide tag, and the expression vector comprising the oligonucleotide sequence encoding said peptide tag. The invention relates also to the antibodies specific for the peptide tag and the methods for detecting and purifying tagged proteins.
    Type: Grant
    Filed: February 26, 2001
    Date of Patent: August 28, 2007
    Assignee: Quattromed Ltd.
    Inventors: Mart Ustav, Reet Kurg, Niilo Kaldalu