1QC9
THE CRYSTALLOGRAPHIC STRUCTURE OF RESTRICTION ENDONUCLEASE ECO RI AT 3.3 A IN THE ABSENSE OF DNA
Changes made to a PDB entry after its initial release are considered to be either “major” or “minor”. The latest minor version of each major version is available as a file download. More information about the PDB versioning is available.
Version Number | Version Date | Version Type/Reason | Version Change | Revised CIF Category | |
---|---|---|---|---|---|
1.0 | 1999-06-10 | Initial release | |||
1.1 | 2008-04-27 | Version format compliance | |||
1.2 | 2011-07-13 | Derived calculations, Version format compliance | |||
1.3 | 2017-02-01 | Database references, Structure summary | |||
1.4 | 2017-02-08 | Derived calculations | |||
1.5 | 2017-10-04 | Refinement description | software | ||
1.6 | 2024-02-14 | Data collection, Database references | chem_comp_atom, chem_comp_bond, database_2 | Download |