title: Origins of base specificity in actinomycin and other DNA ligands.
mesh_terms: D003596:Cytosine; D004273:DNA, Neoplasm / Q000378:metabolism*; D003609:Dactinomycin / Q000378:metabolism*; D006147:Guanine; D007700:Kinetics; D008024:Ligands; D008968:Molecular Conformation
chemical_list: D004273:DNA, Neoplasm; D008024:Ligands; D003609:Dactinomycin; D006147:Guanine; D003596:Cytosine