The preparation of cell lysates and western blotting were performed as described previously (75 (link)). The primary antibodies used were anti-GAS41 (sc-393708, Santa Cruz), anti-H2A.Z (ab4174, Abcam; 2718, CST), and anti-α-tubulin (ab18251, Abcam). Luminescence was analyzed on a FUSION SOLO S (Vilber).