2.1.1.292 adenine 0.25 mM, 8% inhibition 144 2.1.1.292 additional information homocysteine, adenosine, epsilon-rhodomycinone, daunomycin, and daunomycinone show little or no inhibitory activity 2 2.1.1.292 S-adenosyl-L-homocysteine 0.025 mM, 87% inhibition 36