CRYSTAL STRUCTURES OF ESCHERICHIA COLI AND LACTOBACILLUS CASEI DIHYDROFOLATE REDUCTASE REFINED AT 1.7 ANGSTROMS RESOLUTION. I. GENERAL FEATURES AND BINDING OF METHOTREXATE
3dfr is a 1 chain structure with sequence from Lacticaseibacillus casei. This structure supersedes the now removed PDB entry 1dfr. The October 2002 RCSB PDB Molecule of the Month feature on Dihydrofolate Reductase by David S. Goodsell is 10.2210/rcsb_pdb/mom_2002_10. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.