Data items in the STRUCT_CONN category record details about
the connections between portions of the structure. These can be
hydrogen bonds, salt bridges, disulfide bridges and so on.
The STRUCT_CONN_TYPE records define the criteria used to
identify these connections.
loop_
_struct_conn.id
_struct_conn.conn_type_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_role
_struct_conn.ptnr1_symmetry
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_seq_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_role
_struct_conn.ptnr2_symmetry
_struct_conn.details
C1 saltbr ARG A 87 NZ1 positive 1_555 GLU A 92 OE1
negative 1_555 .
C2 hydrog ARG B 287 N donor 1_555 GLY B 292 O
acceptor 1_555 .
# - - - - data truncated for brevity - - - -