Western blot. All lanes: Casein kinase I isoform alpha-like antibody at 4ug/ml. Lane 1: K562 whole cell lysate. Lane 2: Hela whole cell lysate. Secondary. Goat polyclonal to rabbit IgG at 1/10000 dilution. Predicted band size: 39 kDa. Observed band size: 39 kDa.