PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2510587-4 1989 Patients with deficiency of dopamine-beta-hydroxylase had increased levels of dopa and dihydroxyphenylacetic acid and markedly decreased levels of norepinephrine and dihydroxyphenylglycol, suggesting compensatory increases in sympathetic nerve activity in the absence of norepinephrine biosynthesis. 3,4-Dihydroxyphenylacetic Acid 87-113 dopamine beta-hydroxylase Homo sapiens 28-53 15536462-10 2004 The consistent increase in plasma DOPAC concentrations might suggest a novel mode of action or an inhibitory effect on dopamine beta-hydroxylase that should be followed up. 3,4-Dihydroxyphenylacetic Acid 34-39 dopamine beta-hydroxylase Homo sapiens 119-144