Data Item _atom_type.symbol

General

Item name
_atom_type.symbol
Category name
atom_type
Attribute name
symbol
Required in PDB entries
yes
Used in current PDB entries
Yes, in about 100.0 % of entries

Item Description

The code used to identify the atom species (singular or plural) representing this atom type. Normally this code is the element symbol. The code may be composed of any character except an underscore with the additional proviso that digits designate an oxidation state and must be followed by a + or - character.
 C
 Cu2+
 H(SDS)
 dummy
 FeNi

Data Type

Data type code
code
Data type detail
code item types/single words ...
Primitive data type code
char
Regular expression
[][_,.;:"&<>()/\{}'`~!@#$%A-Za-z0-9*|+-]*

Aliases

Alias Item Name Dictionary Name Dictionary Version
_atom_type_symbol cif_core.dic 2.0.1