Question: What is the other name for a subastance , when bound to various radionuclides, is used in the treatment and diagnosis of certain types of cancer, and  is one of the 20 standard amino acids that are used by cells to synthesize proteins?
Sentence (from "Tyrosine"): Tyrosine (Tyr or Y) or 4-hydroxyphenylalanine is one of the 20 standard amino acids that are used by cells to synthesize proteins.
Relevant evidence: Yes