PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17951252-8 2007 Furthermore, pretreatment with LeTx or the GSK3-specific inhibitor SB-216763, or transfection with dominant active mutant Akt or degradation-defected mutant cyclin D1 protected cells from LeTx-induced cell cycle arrest, on-going MEK1 cleavage and suppression of TNF production. letx 188-192 mitogen-activated protein kinase kinase 1 Homo sapiens 229-233