Here’s a concise English description of PDB-404/003:
*"PDB-404/003 is a monoclonal antibody (mAb) targeting [specific antigen/protein if known], developed for potential therapeutic applications in [indication, e.g., oncology, autoimmune diseases]. Its structure and binding mechanism have been characterized via X-ray crystallography or cryo-EM (as applicable), with data available in the Protein Data Bank (PDB)."*