PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8811836-4 1996 The expression of PAP activity displayed an absolute requirement for the presence of a disulphide bond-reducing agent such as DTT, whilst optimum activity was observed at pH 8.5. strong inhibition of PAP activity was observed with a number of different agents, including transition metal ions, sulphydryl-blocking agents and 2-pyrrolidone (a pGlu analog). 2-pyrrolidone 325-338 PDGFA associated protein 1 Homo sapiens 18-21 8811836-4 1996 The expression of PAP activity displayed an absolute requirement for the presence of a disulphide bond-reducing agent such as DTT, whilst optimum activity was observed at pH 8.5. strong inhibition of PAP activity was observed with a number of different agents, including transition metal ions, sulphydryl-blocking agents and 2-pyrrolidone (a pGlu analog). 2-pyrrolidone 325-338 PDGFA associated protein 1 Homo sapiens 200-203