the k ( m ) value computed for inosine is 65 micromolar.among the inosine analogs tested , the following nucleosides are substrates for the lupin inosine nucleosidase : xanthosine , purine riboside ( nebularine ) , 6-mercaptopurine riboside , 8-azainosine , adenosine , and guanosine .
C0021528
inosine
C0039904
6-mercaptopurine riboside