Anti-IGHV2-70 antibodies are used in the immunodetection of the protein immunoglobulin heavy variable 2-70. In humans, the canonical protein has a reported length of 119 amino acid residues and a mass of 13.3 kDa. Its subcellular localization is in the cell membrane and is secreted. IGHV2-70 is known to be involved with adaptive immune responses.