A component of the identifier for the residue at which the
conformation segment ends.
This data item is a pointer to _atom_site.auth_seq_id in the
ATOM_SITE category.
Additional Descriptive Information for Depositors
A component of the identifier for the residue
at which the conformation segment ends. This data
item is a pointer to _atom_site.auth_seq_id in
the ATOM_SITE category.