ALBUMIN BINDING ANTIBODIES AND BINDING FRAGMENTS THEREOF

    公开(公告)号:SG11201401649VA

    公开(公告)日:2014-07-30

    申请号:SG11201401649V

    申请日:2012-11-09

    Applicant: UCB PHARMA SA

    Abstract: A serum albumin binding antibody or fragment thereof comprising a heavy chain variable domain having the sequence given in SEQ ID NO: 1 or SEQ ID NO:2 and/or comprising a light chain variable domain having the sequence given in SEQ ID NO:3 or SEQ ID NO:4, in particular comprising a heavy chain variable domain and a light chain variable domain having the sequence given in SEQ ID NO: 1 and SEQ ID NO:3 or a heavy chain variable domain and a light chain variable domain having the sequence given in SEQ ID NO: 2 and SEQ ID NO:4. The disclosure also extends to polynucleotides encoding the antibodies or fragments, vectors comprising same and host cells capable of expressing the polynucleotides. The disclosure further includes pharmaceutical compositions comprising the antibodies or fragments and therapeutic used of any one of the same.

    SEQUENCE SYMMETRIC MODIFIED IGG4 BISPECIFIC ANTIBODIES

    公开(公告)号:CA2864439A1

    公开(公告)日:2013-08-29

    申请号:CA2864439

    申请日:2013-02-22

    Applicant: UCB PHARMA SA

    Abstract: The present disclosure relates to a symmetric bispecific antibody of the class IgG4 comprising two heavy chains which each comprise a variable domain, CH1 domain and a hinge region, wherein in each heavy chain: the cysteine in the CH1 domain which forms an inter-chain disulphide bond with a cysteine in a light chain is substituted with another amino acid; and optionally one or more of the amino acids positioned in the upper hinge region is substituted with cysteine, wherein the constant region sequence of each heavy chain is similar or identical and the variable region in each heavy chain is different, formulations comprising the same, the use of each of the above in treatment and processes for preparing said antibodies and formulations.

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