1HKJ

Crystal structure of human chitinase in complex with methylallosamidin

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	2004-03-11	Initial release
1.1	2011-05-08		Version format compliance
1.2	2011-07-13		Version format compliance
1.3	2019-07-24		Advisory, Data collection, Derived calculations	diffrn_source, pdbx_unobs_or_zero_occ_atoms, struct_conn	Download
2.0	2020-07-29	Remediation / Carbohydrate remediation	Advisory, Atomic model, Data collection, Derived calculations, Other, Structure summary	atom_site, chem_comp, database_PDB_caveat, entity, pdbx_branch_scheme, pdbx_chem_comp_identifier, pdbx_database_status, pdbx_entity_branch, pdbx_entity_branch_descriptor, pdbx_entity_branch_link, pdbx_entity_branch_list, pdbx_entity_nonpoly, pdbx_nonpoly_scheme, pdbx_struct_assembly_gen, pdbx_validate_chiral, struct_asym, struct_conn, struct_site, struct_site_gen
2.1	2023-12-13		Advisory, Data collection, Database references, Derived calculations, Refinement description, Structure summary	chem_comp, chem_comp_atom, chem_comp_bond, database_2, pdbx_initial_refinement_model, pdbx_unobs_or_zero_occ_atoms, struct_conn
2.2	2024-11-13		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.