title: Metal binding by thionucleosides.
mesh_terms: D001483:Base Sequence; D001665:Binding Sites; D006151:Guanosine; D015122:Mercaptopurine; D008626:Mercuribenzoates; D008670:Metals; D009691:Nucleic Acid Denaturation; D012329:RNA, Bacterial; D013889:Thiouracil; D013936:Thymidine
chemical_list: D008626:Mercuribenzoates; D008670:Metals; D012329:RNA, Bacterial; D006151:Guanosine; D013889:Thiouracil; D015122:Mercaptopurine; D013936:Thymidine