History
Please read more about PDB versioning on our help page.
| Version | Date | Type | |
| 1-0 | 2000-02-21 | Initial release | No files available. |
| 1-1 | 2008-04-26 | Version format compliance | No files available. |
| 1-2 | 2011-07-13 | Version format compliance | No files available. |
| 1-3 | 2019-12-18 | Advisory, Derived calculations | No files available. |
| 1-4 | 2024-02-14 | Advisory, Data collection, Database references, Source and taxonomy, Structure summary |
