1 S8M (2~{R},3~{R},4~{S},5~{S})-2-(6-aminopurin-9-yl)-5-[[(3~{S})-3-azanyl-3-(1~{H}-1,2,3,4-tetrazol-5-yl)propyl]sulfanylmethyl]oxolane-3,4-diol 1.000 2 DSH 5'-S-(3-aminopropyl)-5'-thioadenosine 0.821 3 S4M 5'-[(S)-(3-aminopropyl)(methyl)-lambda~4~-sulfanyl]-5'-deoxyadenosine 0.793 4 3DH 5'-S-ethyl-5'-thioadenosine 0.750 5 SAH S-adenosyl-L-homocysteine 0.742 6 SAO 5'-S-[(3s)-3-azaniumyl-3-carboxypropyl]-5'-thioadenosine 0.742 7 NEA 5'-deoxy-5'-[2-(amino)ethylthio]adenosine 0.724 8 SAM S-adenosylmethionine 0.719 9 MTA 5'-deoxy-5'-methylthioadenosine 0.714 10 5X8 S-adenosyl-L-cysteine 0.710 11 A7D 5'-S-[(3r)-3,4-dihydroxybutyl]-5'-thioadenosine 0.710