PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28846870-4 2017 The double mutant that simultaneously overexpresses SPHK1 and suppresses the SPPASE or DPL1, two enzymes are mainly responsible for Phyto-sphingosine-1-phosphate (Phyto-S1P) removal, showed enhanced susceptibility to FB1 killing and FB1-induced SA activation than the plants overexpress SPHK1 alone. phytosphingosine-1-phosphate 132-161 dihydrosphingosine phosphate lyase Arabidopsis thaliana 87-91