PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6114859-11 1981 The purified enzyme in the absence of catalase was stimulated by sodium nitroprusside, N-methyl-N"-nitro-N-nitrosoguanidine and 3-morpholino-sydnonimine and in the presence of catalase by sodium nitrite and sodium azide. linsidomine 128-152 catalase Bos taurus 38-46