title: Classification of plasmid-encoded dihydrofolate reductases conferring trimethoprim resistance.
authors.forename: S G
authors.initials: SG
authors.lastname: Amyes
authors.forename: K J
authors.initials: KJ
authors.lastname: Towner
authors.forename: H K
authors.initials: HK
authors.lastname: Young
mesh_terms: D004926:Escherichia coli / Q000201:enzymology / Q000235:genetics; D010957:Plasmids; D013211:Staphylococcus aureus / Q000201:enzymology / Q000235:genetics; D013762:Tetrahydrofolate Dehydrogenase / Q000145:classification*; D014296:Trimethoprim Resistance / Q000235:genetics*
chemical_list: D013762:Tetrahydrofolate Dehydrogenase