3I3B

E.coli (lacz) Beta-Galactosidase (M542A) in Complex with D-Galactopyranosyl-1-on


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 NumberVersion DateVersion Type/Reason Version ChangeRevised CIF Category
1.02010-05-12Initial release
1.12011-07-13Version format compliance
1.22011-08-10Database references
1.32020-07-29Remediation / Carbohydrate remediationDatabase references, Derived calculationspdbx_struct_conn_angle, struct_conn, struct_ref_seq_dif, struct_site, struct_site_gen
1.42021-10-13Database referencesdatabase_2, struct_ref_seq_dif
1.52023-09-06Data collection, Refinement descriptionchem_comp_atom, chem_comp_bond, pdbx_initial_refinement_model Download