4CEH

Crystal structure of AddAB with a forked DNA substrate

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	2014-03-12	Initial release
1.1	2014-04-09		Database references
1.2	2014-04-23		Database references
1.3	2019-01-30		Data collection, Experimental preparation, Other	exptl_crystal_grow, pdbx_database_proc, pdbx_database_status, pdbx_seq_map_depositor_info
1.4	2019-05-08		Data collection, Experimental preparation	exptl_crystal_grow, pdbx_seq_map_depositor_info, struct_biol
1.5	2023-12-20		Data collection, Database references, Derived calculations, Other, Refinement description	chem_comp_atom, chem_comp_bond, database_2, pdbx_database_status, pdbx_initial_refinement_model, struct_site	Download

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.