potential antiviral nucleoside analogs 1-beta-d-arabinofuranosylthymine , the 1- ( 2-deoxy-2-fluoro-beta-d-arabinofuranosyl ) -nucleosides of -5-methyluracil , -5-iodouracil , -5-methylcytosine , -5-iodocytosine , and -e-5- ( 2-bromovinyl ) uracil , e-5- ( 2-bromovinyl ) -2'-deoxyuridine , e-5- ( 2-bromovinyl ) -1-beta-d-arabinofuranosyluracil , and 9- ( 2-hydroxyethyoxymethyl ) guanine were studied to compare their phosphorylation rates relative to thymidine by purified thymidine kinases from human and herpes simplex virus sources .
C0031715
phosphorylation
C0040078
thymidine kinases