PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21171285-6 2010 As MAOB is a membrane enzyme, a key step to the successful purification was the use of Phenyl-Sepharose CL-4B with phenyl density of 75.7 micromol/mL. Phenyl-Sepharose CL-4B 87-109 monoamine oxidase B Homo sapiens 3-7