PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15964921-7 2005 Although inhibition of nitric oxide synthase (NOS) with N(omega)-nitro-l-arginine (l-NNA) did not alter basal HO-2 catalytic activity or CO production, l-NNA blocked glutamate stimulation of HO-2 activity and CO production. Nitroarginine 152-157 heme oxygenase 2 Homo sapiens 191-195