1QHR

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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	2000-05-31	Initial release
1.1	2007-10-16		Version format compliance
1.2	2011-07-13		Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
1.3	2017-10-04		Refinement description	software
1.4	2018-04-04		Data collection	diffrn_source
1.5	2023-12-27		Data collection, Database references, Derived calculations	chem_comp_atom, chem_comp_bond, database_2, struct_conn, struct_site
1.6	2024-10-30		Structure summary	pdbx_entry_details, pdbx_modification_feature	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 R01GM157729.