PDBx/mmCIF
Home
Dictionaries
Browse the PDBx/mmCIF Dictionaries
Current version (V5) PDBx/mmCIF
Development Version PDBx/mmCIF
Dictionary Definition Language V2
Browse Other Dictionaries
Integrative/Hybrid Methods (IHM)
Previous PDBx/mmCIF V4
Original mmCIF
NMRIF/NMR-STAR
NMR Exchange Format (NEF)
SAS
NDB NTC
3DEM
Image mmCIF
Symmetry
Biosync
Model Archive
Documentation
PDBx/mmCIF FAQ
Format
Large Structures in PDBx/mmCIF
PDB to PDBx Format Correspondences
wwPDB PDBx/mmCIF Working Group
Software
Software resources
C++ Examples
Python Examples
Reference
File syntax
Dictionary organization
Atomic description
Molecular description
Reference List
Early history
Glossary
Downloads
Contact Us
Data Item
_category_key.name
Browse:
Dictionary
Category Groups
Data Categories
Data Items
Supporting Data
General
Item name
_category_key.name
Category name
category_key
Attribute name
name
Required in PDB entries
yes
Used in currrent PDB entries
No
Item Description
The name of a data item that serves as a key identifier for the category (eg. a component of the primary key).
Data Type
Data type code
name
Data type detail
A data item name (restrictive type)
Primitive data type code
uchar
Regular expression
_[_A-Za-z0-9]+[.][][_A-Za-z0-9\<\>%/-]+
Parent Data Items
_item.name