History
Please read more about PDB versioning on our help page.
| Version | Date | Type | |
| 1-0 | 1995-07-31 | Initial release | No files available. |
| 1-1 | 2008-03-24 | Version format compliance | No files available. |
| 1-2 | 2011-07-13 | Source and taxonomy, Version format compliance | No files available. |
| 1-3 | 2014-03-12 | Other | No files available. |
| 1-4 | 2023-05-31 | Data collection, Database references, Other |
