Crystal structure of a partly self-complementary peptide nucleic acid (PNA) oligomer showing a duplex-triplex network
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 Number | Version Date | Version Type/Reason | Version Change | Revised CIF Category | |
|---|---|---|---|---|---|
| 1.0 | 2005-02-22 | Initial release | |||
| 1.1 | 2008-04-30 | Version format compliance | |||
| 1.2 | 2011-07-13 | Non-polymer description, Version format compliance | Download | ||
| 2.0 | 2023-11-15 | Advisory, Atomic model, Data collection, Database references, Derived calculations | atom_site, chem_comp_atom, chem_comp_bond, database_2, pdbx_unobs_or_zero_occ_atoms, struct_conn | Download | |
| 3.0 | 2025-12-03 | Database references, Derived calculations, Polymer sequence, Source and taxonomy, Structure summary | entity, entity_name_com, entity_poly, ndb_struct_na_base_pair, ndb_struct_na_base_pair_step, pdbx_entity_src_syn, pdbx_entry_details, pdbx_modification_feature, struct_conn, struct_conn_type, struct_ref | Download |














