Western blot. All lanes: Transcription elongation factor B polypeptide 2 antibody at 3ug/ml. Lane 1: k562 whole cell lysate. Lane 2: 293T whole cell lysate. Lane 3: HL60 whole cell lysate. Secondary. Goat polyclonal to rabbit IgG at 1/10000 dilution. Predicted band size: 14, 18 kDa. Observed band size: 14 kDa.