History
Please read more about PDB versioning on our help page.
| Version | Date | Type | |
| 1-0 | 2011-08-03 | Initial release | No files available. |
| 1-1 | 2022-12-21 | Database references, Derived calculations | No files available. |
| 1-2 | 2023-09-20 | Data collection, Refinement description |
