Protein Data Bank exchange dictionary (pdbx) version 1.017

_struct_ref_seq.seq_align_beg

Name:
'_struct_ref_seq.seq_align_beg'

Definition:

   The sequence position in the entity or biological unit described
    in the data block at which the alignment begins.

   This data item is a pointer to _entity_poly_seq.num in the
   ENTITY_POLY_SEQ category.

Mandatory item: yes