15191-21-6

N-Formyl-L-histidine shows binding affinity to histidyl-tRNA synthetase with a Ki value of 4.6 μM. N-Formyl-L-histidine shows a competitive inhibition against L-histidine ammonia-lyase, inhibits urocanic acid formation from L-histidine with a Ki value of 4.26 mM[1][2].

[1] Lepore GC, et al. Histidyl-tRNA synthetase from Salmonella typhimurium: specificity in the binding of histidine analogues. Eur J Biochem. 1975 Aug 15;56(2):369-74. DOI:10.1111/j.1432-1033.1975.tb02242.x
[2] Shibatani T, et al. Crystalline L-histidine ammonia-lyase of Achromobacter liquidum. Crystallization and enzymic properties. Eur J Biochem. 1975 Jun 16;55(1):263-9. DOI:10.1111/j.1432-1033.1975.tb02159.x