Immunoprecipitation of plectin-1 from U-2 OS cell extracts, using Plectin-1 (D6A11) Rabbit mAb (lane 2) or Rabbit (DA1E) mAb IgG XP<sup>®</sup> Isotype Control #3900 (lane 3). Lane 1 is 10% input. Western blot analysis was performed using Plectin-1 (D6A11) Rabbit mAb.