PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Phenylalanine is an essential amino acid and precursor to both tyrosine (and the neurotransmitters derived from it ??? epinephrine, norepinephrine and dopamine) and phenethylamine (PEA).
http://www.w3.org/ns/prov#wasQuotedFrom
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