3QI4

Crystal structure of PDE9A(Q453E) in complex with IBMX


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
1.02011-04-27Initial release
1.12011-07-13Version format compliance
1.22024-02-21Data collection, Database references, Derived calculationschem_comp_atom, chem_comp_bond, database_2, pdbx_struct_conn_angle, struct_conn, struct_ref_seq_dif, struct_site Download