1 CDY 2-chlorodideoxyadenosine 1.000 2 CL9 2-chloro-2'-deoxyadenosine 0.947 3 CFB 2-chloro-9-(2-deoxy-2-fluoro-B -D-arabinofuranosyl)-9h-purin-6-amine 0.900 4 3AD 3'-deoxyadenosine 0.895 5 3D1 (2r,3s,5r)-5-(6-amino-9h-purin-9-yl)-tetrahydro-2-(hydroxymethyl)furan-3-ol 0.895 6 3L1 (2s,3r,5s)-5-(6-amino-9h-purin-9-yl)-tetrahydro-2-(hydroxymethyl)furan-3-ol 0.895 7 2AD 2'-amino-2'-deoxyadenosine 0.850 8 2FD 5-(6-amino-2-fluoro-purin-9-yl)-2-hydroxymethyl-tetrahydro-furan-3-ol 0.850 9 8DA 8-oxodeoxyadenosine 0.850 10 ADN Adenosine 0.850 11 ADY 3'-oxo-adenosine 0.850 12 RAB 2-(6-amino-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.850 13 XYA 2-(6-amino-octahydro-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.850 14 2DI 9-[(2r,5r)-5-(hydroxymethyl)tetrahydrofuran-2-yl]-1,9-dihydro-6h-purin-6-one 0.842 15 2FA 2-(6-amino-2-fluoro-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.810 16 3BH (2r,3r,4s,5r)-2-(6,8-diaminopurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 0.810 17 8OX 6-azanyl-9-[(2r,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-7h-purin-8-one 0.810 18 GBA 8-bromoadenosine 0.810 19 H5F 6-azanyl-9-[(2r,3r,4s,5r)-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]-1h-purin-2-one 0.810 20 NWW (2~{S},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolane-2-carboxamide 0.810 21 2ND 2'-deoxyinosine 0.800 22 5AD 5'-deoxyadenosine 0.800 23 5F1 5'-fluoro-2',5'-dideoxyadenosine 0.800 24 MDR 9-(2-deoxy-beta-D-ribofuranosyl)-6-methylpurine 0.800 25 PUR Purine riboside 0.800 26 DF8 (2~{R},3~{R},4~{S},5~{R})-2-(6-azanyl-8-diazanyl-purin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 0.773 27 NWQ (2~{S},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-~{N}-methyl-3,4-bis(oxidanyl)oxolane-2-carboxamide 0.773 28 1DA 1-deaza-adenosine 0.762 29 3DG 9-(3-deoxy-beta-D-ribofuranosyl)guanine 0.762 30 5CD 5'-chloro-5'-deoxyadenosine 0.762 31 5FD 5'-fluoro-5'-deoxyadenosine 0.762 32 5N5 5'-amino-5'-deoxyadenosine 0.762 33 6OS Neplanocin-a 0.762 34 7CY (1r,2s,3r,5r)-3-(6-amino-9h-purin-9-yl)-5-(hydroxymethyl)cyclopentane-1,2-diol 0.762 35 A4D 5'-thioadenosine 0.762 36 AD3 3-deaza-adenosine 0.762 37 ARJ (2s,3r,5r)-3-(6-amino-9h-purin-9-yl)-2-hydroxy-5-(hydroxymethyl)cyclopentanone 0.762 38 FWK (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-ethyl-oxolane-3,4-diol 0.762 39 GNG 2'-deoxy-guanosine 0.762 40 HPR 6-hydroxy-7,8-dihydro purine nucleoside 0.762 41 L1J 2-azanyl-9-[(2~{R},4~{S},5~{R})-5-(hydroxymethyl)-4-oxidanyl-oxolan-2-yl]-1~{H}-purin-6-one 0.762 42 M59 [(1s,3s,4s)-3-(6-amino-9h-purin-9-yl)bicyclo[2.2.1]hept-1-yl]methanol 0.762 43 NOC 3-(6-amino-purin-9-yl)-5-hydroxymethyl-cyclopentane-1,2-diol 0.762 44 NOS Inosine 0.762 45 OJI (2r,3r,4s,5r)-2-(2-azanylpurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 0.762 46 PRH 6-hydroxy-1,6-dihydro purine nucleoside 0.762 47 SNI 9-(3,4-dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-1,9-dihydro-purine-6-thione 0.762 48 TBN '2-(4-amino-pyrrolo[2,3-D]pyrimidin-7-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.762 49 CC5 Beta-D-erythrofuranosyl-adenosine 0.750 50 101 2'-deoxy-adenosine 3'-monophosphate 0.739 51 ACK 2',3'- cyclic AMP 0.739 52 NEC N-ethyl-5'-carboxamido adenosine 0.739 53 QQX [(3ar,4r,6r,6ar)-4-(6-aminopurin-9-yl)-2-oxidanyl-2-sulfanylidene-3a,4,6,6a-tetrahydrofuro[3,4-D][1,3,2]dioxaphosphol-6-yl]methanol 0.739 54 QQY [(3ar,4r,6r,6ar)-4-(6-aminopurin-9-yl)-2-oxidanylidene-2-sulfanyl-3a,4,6,6a-tetrahydrofuro[3,4-D][1,3,2]dioxaphosphol-6-yl]methanol 0.739 55 4UO 2,3-dihydroxanthosine 0.727 56 5ID (2r,3r,4s,5r)-2-(4-amino-5-iodo-7h-pyrrolo[2,3-D]pyrimidin-7-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol 0.727 57 5NB 5'-amino-8-bromo-5'-deoxyadenosine 0.727 58 6CR 6-chloro-9-(beta-D-ribofuranosyl)-9h-purin-2-amine 0.727 59 6MD N-methyladenosine 0.727 60 8HG 2'-deoxy-8-oxoguanosine 0.727 61 8ZB (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-propyl-oxolane-3,4-diol 0.727 62 AFX (4s,5s)-4-(6-amino-9h-purin-9-yl)-3-fluoro-5-hydroxy-2-(hydroxymethyl)cyclopent-2-en-1-one 0.727 63 DBM 9-(6-deoxy-beta-D-allofuranosyl)-6-methylpurine 0.727 64 DJ2 (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-(azanyloxymethyl)oxolane-3,4-diol 0.727 65 EKH 5-chlorotubercidin 0.727 66 EKK 5-bromotubercidin 0.727 67 FTU 5-fluorotubercidin 0.727 68 GF0 2'-deoxy-2'-fluoroguanosine 0.727 69 GMP Guanosine 0.727 70 H5V 7-(2-C-methyl-beta-D-ribofuranosyl)-7h-pyrrolo[2,3-D]pyrimidin-4-amine 0.727 71 J03 (2~{R},3~{S},5~{R})-5-(2-azanyl-6-methoxy-purin-9-yl)-2-(hydroxymethyl)oxolan-3-ol 0.727 72 MTA 5'-deoxy-5'-methylthioadenosine 0.727 73 MTP 2-hydroxymethyl-5-(6-methylsulfanyl-purin-9-yl)-tetrahydro-furan-3,4-diol 0.727 74 QVR (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[(~{E})-prop-1-enyl]oxolane-3,4-diol 0.727 75 TAL 9-(6-deoxy-alpha-L-talofuranosyl)-6-methylpurine 0.727 76 XTS 9-[(2r,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-3h-purine-2,6-dione 0.727 77 Y3J 5,5-difluoromethyl adenosine 0.727 78 7D7 [(2s,3r,4r)-4-(6-amino-9h-purin-9-yl)oxetane-2,3-diyl]dimethanol 0.714 79 2AM Adenosine-2'-monophosphate 0.708 80 3AM [(2r,3s,4r,5r)-5-(6-aminopurin-9-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] dihydrogen phosphate 0.708 81 A3G 3'-deoxy-3'-(glycylamino)adenosine 0.708 82 DKW (2~{S},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)-~{N}-prop-2-ynyl-oxolane-2-carboxamide 0.708 83 KL2 Adenosine-2',3'-vanadate 0.708 84 N5A 5'-N-[(2-amino)ethyl carboxamido] adenosine 0.708 85 N5O 5'-N-(2-hydroxyl)ethyl carboxyamido adenosine 0.708 86 NEI (2s,3s,4r,5r)-5-(6-amino-2-iodo-9h-purin-9-yl)-N-ethyl-3,4-dihydroxytetrahydrofuran-2-carboxamide 0.708 87 OVE 2'-O-(sulfidophosphinato)adenosine 0.708 88 PA7 N-propyl carboxyamido adenosine 0.708 89 KF5 9-[(2~{S})-oxan-2-yl]purin-6-amine 0.700