1HEG

The crystal structures at 2.2 angstroms resolution of hydroxyethylene-based inhibitors bound to human immunodeficiency virus type 1 protease show that the inhibitors are present in two distinct orientations


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
1.01994-05-31Initial release
1.12008-05-22Version format compliance
1.22011-07-13Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
1.32012-12-12Other
1.42017-11-29Derived calculations, Otherpdbx_database_status, struct_conf, struct_conf_type
1.52024-02-07Data collection, Database references, Derived calculationschem_comp_atom, chem_comp_bond, database_2, struct_ref_seq_dif, struct_site
1.62024-03-13Source and taxonomy, Structure summaryentity, pdbx_entity_src_syn Download