History
Please read more about PDB versioning on our help page.
| Version | Date | Type | |
| 1-0 | 1999-03-12 | Initial release | No files available. |
| 1-1 | 2007-10-16 | Version format compliance | No files available. |
| 1-2 | 2011-07-13 | Derived calculations, Version format compliance | No files available. |
| 1-3 | 2018-04-04 | Data collection | No files available. |
| 1-4 | 2019-11-06 | Data collection, Database references | No files available. |
| 1-5 | 2023-12-27 | Data collection, Database references, Derived calculations |
