History
Please read more about PDB versioning on our help page.
| Version | Date | Type | |
| 1-0 | 2010-06-02 | Initial release | No files available. |
| 1-1 | 2011-07-13 | Version format compliance | No files available. |
| 1-2 | 2012-10-10 | Database references | No files available. |
| 1-3 | 2012-10-31 | Derived calculations | No files available. |
| 1-4 | 2017-11-08 | Refinement description |
