1B2B

PH AFFECTS GLU B13 SWITCHING AND SULFATE BINDING IN CUBIC INSULIN CRYSTALS (PH 6.16 COORDINATES)

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	2003-04-08	Initial release
1.1	2008-04-26		Version format compliance
1.2	2011-07-13		Version format compliance
1.3	2023-12-27		Data collection, Database references, Derived calculations	chem_comp_atom, chem_comp_bond, database_2, struct_site
1.4	2024-11-13		Structure summary	pdbx_entry_details, pdbx_modification_feature	Download

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