Protein Data Bank exchange dictionary (pdbx) version 1.0521
_struct_conf.beg_auth_comp_id
Name:'_struct_conf.beg_auth_comp_id'
Definition:
A component of the identifier for the residue at which the conformation segment begins. This data item is a pointer to _atom_site.auth_comp_id in the ATOM_SITE category.
Mandatory item: no