_Peak_constraint_link.Spectral_peak_list_Sf_category
| Description | The category for the spectral peak list. This value is the same for all spectral peak list save frames. |
| Details: | |
| Parent saveframe | peak_constraint_links |
| Data type | code |
| Allowed values | assigned_chemical_shifts coupling_constants spectral_peak_list |
| DB table | Peak_constraint_link |
| DB column | Spectral_peak_list_Sf_category |
| DB type | VARCHAR(127) |
| NULL allowed | no (mandatory) |