interleukin 23 (il-23) protein molecule. target of ustekinumab, a monoclonal antibody used in treatment of psoriasis

pdb3qwr il23 interleukin cytokine interleukin23 inflammation arthritis psoriasis immune cell dendritic macrophage autoimmune inflammatory bowel disease ustekinumab structure peptide protein amino acid molecule polypeptide polymer atoms science scientific health molecular model handdrawn drawn pencil