7,8-dihydrofolic acid
National Institutes of Health
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Pterins belong to a class of heterocyclic compounds present in a wide range of living systems. They participate in relevant…
Large quantities of a catalytically active protein have been produced in a cell free system. More than 10(9) copies of protein…
In a study of the sequence steps involved in the mechanism of thymidylate synthetase catalysis, 5-[(N-methyl-piperazinyl)methyl…