PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9443939-5 1998 In the present study, we show that activation of sGC by protoporphyrin IX, a ligand-independent activator, was potentiated by YC-1, yet a shift of the concentration-response curve as seen with NO and CO was not observed. protoporphyrin IX 56-73 RNA binding motif single stranded interacting protein 1 Homo sapiens 126-130 9003762-4 1996 As this potentiating effect is also observed with protoporphyrin IX which activates sGC independently of a gaseous ligand, we conclude that stabilization of the enzyme"s active configuration is the underlying mechanism of YC-1"s action. protoporphyrin IX 50-67 RNA binding motif single stranded interacting protein 1 Homo sapiens 222-226 16545073-0 2006 YC-1-like potentiation of NO-dependent activation of soluble guanylate cyclase by derivatives of protoporphyrin IX. protoporphyrin IX 97-114 RNA binding motif single stranded interacting protein 1 Homo sapiens 0-4