crotylglycine , methallylglycine , ethallylglycine , 2-aminohex-4,5-dienoic acid , 2-amino-5-methylhex-4-enoic acid , 2-amino-4-methylhex-4-enoic acid , beta- ( thien-2-yl ) alanine , beta- ( pyrazol-1-yl ) alanine , phenylserine and m-fluorophenylalanine were substrates for pyrophosphate exchange catalysed by the phenylalanyl-trna synthetases of a. californica or a. hippocastanum .
C0002520
amino
C0001898
alanine