title: Obligate thymidine auxotroph of Thiobacillus A2.
mesh_terms: D007700:Kinetics; D009154:Mutation; D013855:Thiobacillus / Q000235:genetics* / Q000254:growth & development / Q000378:metabolism; D013936:Thymidine / Q000378:metabolism*
chemical_list: D013936:Thymidine