HvABI5 is an important ABA-dependent regulator of drought stress response at heading time in barley. - Collin, Anna; Matkowski, Hubert; Dewi, Elvira Sari; Milani, Luiz Augusto Fornasier; Ponikwia, Daria; Abdulai, Issaka; Chmielewska, Beata; Sahu, Kamlesh K.; Roetter, Reimund P.; Schreiber, Miriam; Waugh, Robbie; Daszkowska-Golec, Agata (Plant Science, 2026)