_Atom.Type_symbol
| Description | The code used to identify the atom specie(s) representing this atom type. Normally this code is the element symbol. The code may be composed of any character except an underline with the additional proviso that digits designate an oxidation state and must |
| Details: | |
| Parent saveframe | assembly |
| Data type | code |
| DB table | Atom |
| DB column | Type_symbol |
| DB type | VARCHAR(15) |
| NULL allowed | no (mandatory) |