1XQF

The mechanism of ammonia transport based on the crystal structure of AmtB of E. coli.


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
1.02004-10-26Initial release
1.12008-04-30Version format compliance
1.22011-07-13Derived calculations, Version format compliance
1.32017-10-11Refinement descriptionsoftware
1.42024-03-13Data collection, Database references, Derived calculationschem_comp_atom, chem_comp_bond, database_2, struct_ref_seq_dif, struct_site Download