Versions: 2B57

Guanine Riboswitch C74U mutant bound to 2,6-diaminopurine

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	2006-05-23	Initial release
1.1	2008-05-01		Version format compliance
1.2	2011-07-13		Version format compliance
1.3	2017-10-11		Refinement description	software
1.4	2021-10-20		Database references, Derived calculations	database_2, struct_ref_seq_dif, struct_site
1.5	2024-02-14		Data collection	chem_comp_atom, chem_comp_bond	Download
2.0	2026-08-12	Remediation / Metalloprotein remediation	Derived calculations, Non-polymer description, Structure summary	chem_comp, pdbx_entry_details, pdbx_nonpoly_atom_coordination, pdbx_nonpoly_atom_coordination_sphere, pdbx_nonpoly_atom_coordination_sphere_order	Download

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

2B57 | pdb_00002b57

Guanine Riboswitch C74U mutant bound to 2,6-diaminopurine