Biochemistry Proteins and Amino Acids 8c9e6a65 FIGLU is related to - A Tyrosine B Tryptophan C Histidine D Proline High-Yield Explanation Ans. is 'c' i.e., Histidine* FIGLU test or Formiminoglutamate test is done to detect the deficiency of folate.* This test is based on histidine metabolism.