Macromolecular dictionary (mmCIF) version 2.0.09
_struct_sheet_range.beg_label_seq_id
Name:'_struct_sheet_range.beg_label_seq_id'
Definition:
A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to _atom_site.label_seq_id in the ATOM_SITE category.
Mandatory item: yes