RUNX1 (S276) (RUNX1, AML1, CBFA2, Runt-related transcription factor 1, Acute myeloid leukemia 1 protein, Core-binding factor subunit alpha-2, Oncogene AML-1, Polyomavirus enhancer-binding protein 2 alpha B subunit, SL3-3 enhancer factor 1 alpha B subunit, SL3/AKV core-binding factor alpha B subunit)