Staphylococcus aureus dihydrofolate reductase complexed with NADPH and 2,4-diamino-5-[3-(3,4,5-trimethoxyphenyl)pent-1-ynyl]-6-methylpyrimidine (UCP115A)
3fqc is a 2 chain structure with sequence from Staphylococcus aureus RF122. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.