an enzyme has been isolated from cell-free extracts of streptomyces antibioticus that can catalyze the reduction of 8-ketodeoxycoformycin ( 8-ketodcf ) and 8-ketocoformycin ( 8-ketocof ) to the naturally occurring nucleoside analogues 2'-deoxycoformycin ( dcf ) and coformycin ( cof ) , respectively .
C0030896
deoxycoformycin
C0009239
coformycin