Spartalizumab (PDR001) is a humanized, IgG4κ anti-PD-1 monoclonal antibody immuno-oncology lead that is being developed by Novartis.
Sequence and structural information about this antibody are available from its IMGT/mAb-DB entry. BLAST analysis of the peptide sequences submitted to the WHO for the INN spartalizumab reveal exact matches with peptide sequences claimed in patent US9683048B2 [1
], specifically SEQ ID NO: 91 for the entire heavy chain and SEQ ID NO: 72 for the entire light chain. Sequence IDs 91 and 72 are components of the antibody designated as BAP049-Clone-E which is one of the humanized clones generated in the discovery campaign described in US9683048B2.