Data Item _chem_comp_atom.atom

General

Item name: _chem_comp_atom.atom_id
Category name: chem_comp_atom
Attribute name: atom_id
Required in PDB entries: yes
Used in current PDB entries: Yes, in about 80.1 % of entries
Used in the Chemical Component dictionary: Yes

Item Description

The value of _chem_comp_atom.atom_id must uniquely identify each atom in each monomer in the CHEM_COMP_ATOM list. The atom identifiers need not be unique over all atoms in the data block; they need only be unique for each atom in a component. Note that this item need not be a number; it can be any unique identifier.

Data Type

Data type code: atcode
Data type detail: Character data type for atom names ...
Primitive data type code: char
Regular expression: [][ _(),.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*

Data Item _chem_comp_atom.atom_id

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