PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1608942-5 1992 A c-Jun kinase activity was affinity-purified 5000-fold by using glutathione S-transferase-c-Jun-glutathione-Sepharose beads and was found to phosphorylate the N terminus of c-Jun but not v-Jun or c-Jun containing a 27-amino acid N-terminal deletion found in v-Jun. Sepharose 109-118 glutathione S-transferase kappa 1 Homo sapiens 65-90