PDBx/mmCIF
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Dictionary Definition Language V2
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IHMCIF
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Original mmCIF
NMRIF/NMR-STAR
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Data Category
pdbx_item
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Supporting Data
General
Category name
pdbx_item
Required in PDB entries
no
Category group membership
ddl_group
extension_group
item_group
Used in current PDB entries
No
Category Relationship Diagrams
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Category Relationship Diagram for PDBX_ITEM
Category Description
Attributes for specifying an alternate mandatory code for each data item.
Key Data Items
_pdbx_item.name
Category Data Items
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_pdbx_item.name
_pdbx_item.category_id
_pdbx_item.mandatory_code