3DH2

Crystal structure of ribonuclease Sa2 with guanosine-3'-cyclophosphate prepared by cocrystallization

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	2009-06-16	Initial release
1.1	2011-07-13		Advisory, Version format compliance
1.2	2020-07-29	Remediation / Carbohydrate remediation	Data collection, Derived calculations, Structure summary	chem_comp, diffrn_source, entity, pdbx_chem_comp_identifier, pdbx_entity_nonpoly, struct_site, struct_site_gen
1.3	2023-11-01		Data collection, Database references, Refinement description, Structure summary	chem_comp, chem_comp_atom, chem_comp_bond, database_2, pdbx_initial_refinement_model	Download

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.