PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1821797-1 1991 We describe an affinity chromatography method in which dimethylaminoethylbenzoic acid-Sepharose 4B is used, making it possible to separate in one step the molecular forms of globular acetylcholinesterase (AChE, EC 3.1.1.7) or butyrylcholinesterase (ChE, EC 3.1.1.8). dimethylaminoethylbenzoic acid-sepharose 4b 55-98 acetylcholinesterase Rattus norvegicus 205-209 1821797-3 1991 With rat brain AChE, two well-separated peaks were eluted in the presence of 1% Triton X-100; the first peak corresponded to 4 S forms and the second to 11 S forms. Octoxynol 80-92 acetylcholinesterase Rattus norvegicus 15-19