PDBx/mmCIF
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Data Item
_chem_comp_atom.alt_atom_id
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General
Item name
_chem_comp_atom.alt_atom_id
Category name
chem_comp_atom
Attribute name
alt_atom_id
Required in PDB entries
no
Used in currrent PDB entries
No
Used in the Chemical Component dictionary
Yes
Item Description
An alternative identifier for the atom. This data item would be used in cases where alternative nomenclatures exist for labelling atoms in a group.
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|^-]*