PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16648484-9 2006 The fact that a dominant transactivation domain fused to Meis1 replaces the essential functions of both the Meis1 CTD and Hoxa9 NTD suggests that Meis-Pbx and Hox-Pbx (or Hox-Pbx-Meis) complexes co-occupy cellular promoters that drive leukemogenesis and that Meis1 CTD and Hox NTD cooperate in gene activation. hox-pbx 159-166 homeobox A9 Homo sapiens 122-127