PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21963180-3 2011 In order to calculate the cis-trans isomerization rate constants of Ang I on the stationary phase"s surface, the first and second moments of the proline peptide elution profiles were determined. Proline 145-152 angiotensinogen Homo sapiens 68-73