4QHV

Crystal structure of human dihydrofolate reductase as complex with pyridopyrimidine 22 (N~6~-METHYL-N~6~-[4-(PROPAN-2-YL)PHENYL]PYRIDO[2,3-D]PYRIMIDINE-2,4,6-TRIAMINE)


Changes made to a PDB entry after its initial release are considered to be either “major” or “minor”. The latest minor version of each major version is available as a file download. More information about the PDB versioning is available.


Version NumberVersion DateVersion Type/Reason Version ChangeRevised CIF Category
1.02015-06-10Initial release
1.12015-07-01Database references
1.22017-11-22Refinement descriptionsoftware
1.32023-09-20Data collection, Database references, Derived calculations, Refinement descriptionchem_comp_atom, chem_comp_bond, database_2, pdbx_initial_refinement_model, struct_site Download