United States Biological's Pab Rb x human KPTN (Kaptin, 2E4, Actin-associated Protein 2E4) (MaxLight 550) antibody is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Western Blot. The Pab Rb x human KPTN (Kaptin, 2E4, Actin-associated Protein 2E4) (MaxLight 550) antibody was generated using kptn as the antigen and it reacts with Homo Sapiens, and Human.