PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9531568-0 1998 Hypothesis: ceramide conditionally activates atypical protein kinases C, Raf-1 and KSR through binding to their cysteine-rich domains. Ceramides 12-20 kinase suppressor of ras 1 Homo sapiens 83-86