Anti-MICA (CLN-619) is a human immunoglobulin G1 (IgG1) monoclonal antibody directed against the natural-killer group 2, member D receptor protein (NKG2D or KLRK1) ligands MHC class I polypeptide-related sequence A (MICA) and B (MICB), with potential immunostimulating and antineoplastic activities. MW: 146.06 kD.