2A1S

Crystal structure of native PARN nuclease domain

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	2005-12-20	Initial release
1.1	2008-04-30		Version format compliance
1.2	2011-07-13		Advisory, Version format compliance
1.3	2023-10-25		Data collection, Database references, Refinement description	chem_comp_atom, chem_comp_bond, database_2, pdbx_initial_refinement_model
1.4	2024-11-06		Structure summary	pdbx_entry_details, pdbx_modification_feature	Download

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