PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 16120349-2 2003 The protein exhibits a Mg2+-requiring PPiase activity, with an optimum at pH 9.0, which is not stimulated by monovalent cations, but inhibited by F-, Ca2+, aminomethylenediphosphate and imidodiphosphate. aminomethylenediphosphate 156-181 FKBP prolyl isomerase 1B Homo sapiens 38-44