2.4.2.1	1-methyladenosine + phosphate	-	
2.4.2.1	1-methylguanosine + phosphate	-	
2.4.2.1	2'-deoxyguanosine + phosphate	-	
2.4.2.1	2-fluoro-2-deoxyadenosine + phosphate	a toxic prodrug	
2.4.2.1	5'-deoxy-5'-methylthioadenosine + phosphate	-	
2.4.2.1	5'-methylthioinosine + phosphate	-	
2.4.2.1	6-mercaptopurine-2'-deoxyriboside + phosphate	-	
2.4.2.1	7-methylguanine + alpha-D-ribose 1-phosphate	-	
2.4.2.1	7-methylguanosine + phosphate	-	
2.4.2.1	7-methylguanosine + phosphate	low activity