PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15774769-1 2005 Decreased levels of tetrahydrobiopterin (BH4), an absolute cofactor for nitric oxide synthase (NOS), lead to uncoupling of NOS into a superoxide v. nitric oxide producing enzyme, and it is this uncoupling that links it to the development of vascular disease. sapropterin 20-39 nitric oxide synthase 1, neuronal Mus musculus 72-93 15774769-1 2005 Decreased levels of tetrahydrobiopterin (BH4), an absolute cofactor for nitric oxide synthase (NOS), lead to uncoupling of NOS into a superoxide v. nitric oxide producing enzyme, and it is this uncoupling that links it to the development of vascular disease. sapropterin 41-44 nitric oxide synthase 1, neuronal Mus musculus 72-93