E. coli DHFR complex with NADP+ and folate: EF-X excited state model by Laue diffraction (electric field along b axis; 8-fold extrapolation of structure factor differences)
8g50 is a 2 chain structure with sequence from Escherichia coli K-12. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.