_Coupling_constant.Auth_asym_ID_1
| Description | An alternative identifier for _atom_site.label_asym_ID that may be provided by an author in order to match the identification used in the publication that describes the structure. |
| Details: | |
| Parent saveframe | coupling_constants |
| Data type | code |
| DB table | Coupling_constant |
| DB column | Auth_asym_ID_1 |
| DB type | VARCHAR(15) |
| NULL allowed | yes |