Assertion: phenylalanine | /r/HasProperty | precursor
Facets:
value: to tyrosine
type: TRANSITIVE-OBJECT
value: to neurotransmitters
type: TRANSITIVE-OBJECT
Source sentences:
text: Phenylalanine, a building block for proteins as well as being a precursor to neurotransmitters;
text: Phenylalanine is a precursor of Tyrosine, combined with which it leads to the formation of adrenaline.
text: Phenylalanine (DLPA) is a biologically essential amino acid that is a precursor to tyrosine and the catecholamine neurotransmitters dopamine, norepinephrine, and epinephrine.
text: Phenylalanine is a precursor for tyrosine, the monoamine neurotransmitters dopamine, norepinephrine (noradrenaline), and epinephrine (adrenaline), and the skin pigment melanin.