PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3436060-2 1987 Prolidase I activity, which was eluted in chromatographic fractions of low ionic strength of about 160 mmol/l NaCl, increased after preincubation and this activation was maintained throughout the subsequent steps of chromatofocusing, chromatography on Sephacryl S-200 in tandem with Blue-Sepharose, and Phenyl-Sepharose chromatography. sephacryl S 200 252-267 peptidase D Homo sapiens 0-9