1RQA

Crystallographic Analysis of the Interaction of Nitric Oxide with Quaternary-T Human Hemoglobin. Beta W73E hemoglobin exposed to NO under anaerobic conditions


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
1.02005-01-04Initial release
1.12008-04-29Version format compliance
1.22011-07-13Version format compliance
1.32021-10-27Database references, Derived calculationsdatabase_2, pdbx_struct_conn_angle, struct_conn, struct_ref_seq_dif, struct_site
1.42024-02-14Data collectionchem_comp_atom, chem_comp_bond
1.52024-04-03Refinement descriptionpdbx_initial_refinement_model Download