Data Category struct_conn
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General 
- Category name
- struct_conn
- Required in PDB entries
- no
- Category group membership
- struct_group
- Used in current PDB entries
- Yes, in about 65.9 % of entries
Category Relationship Diagrams 
View full category relationship diagram including all dictionary data categories
View abbreviated category relationship diagram including only those categories used in current PDB entries.
Category Description
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.
Additional Descriptive Information for Depositors
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.
Category Example
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 - - - -
Key Data Items 
Category Data Items
- _struct_conn.id
- _struct_conn.conn_type_id
- _struct_conn.details
- _struct_conn.pdbx_PDB_id
- _struct_conn.pdbx_dist_value
- _struct_conn.pdbx_leaving_atom_flag
- _struct_conn.pdbx_ptnr1_PDB_ins_code
- _struct_conn.pdbx_ptnr1_atom_stereo_config
- _struct_conn.pdbx_ptnr1_auth_alt_id
- _struct_conn.pdbx_ptnr1_label_alt_id
- _struct_conn.pdbx_ptnr1_leaving_atom_id
- _struct_conn.pdbx_ptnr1_mod_name
- _struct_conn.pdbx_ptnr1_replaced_atom
- _struct_conn.pdbx_ptnr1_standard_comp_id
- _struct_conn.pdbx_ptnr1_sugar_name
- _struct_conn.pdbx_ptnr2_PDB_ins_code
- _struct_conn.pdbx_ptnr2_atom_stereo_config
- _struct_conn.pdbx_ptnr2_auth_alt_id
- _struct_conn.pdbx_ptnr2_label_alt_id
- _struct_conn.pdbx_ptnr2_leaving_atom_id
- _struct_conn.pdbx_ptnr3_PDB_ins_code
- _struct_conn.pdbx_ptnr3_auth_alt_id
- _struct_conn.pdbx_ptnr3_auth_asym_id
- _struct_conn.pdbx_ptnr3_auth_atom_id
- _struct_conn.pdbx_ptnr3_auth_comp_id
- _struct_conn.pdbx_ptnr3_auth_ins_code
- _struct_conn.pdbx_ptnr3_auth_seq_id
- _struct_conn.pdbx_ptnr3_label_alt_id
- _struct_conn.pdbx_ptnr3_label_asym_id
- _struct_conn.pdbx_ptnr3_label_atom_id
- _struct_conn.pdbx_ptnr3_label_comp_id
- _struct_conn.pdbx_ptnr3_label_seq_id
- _struct_conn.pdbx_role
- _struct_conn.pdbx_value_order
- _struct_conn.ptnr1_auth_asym_id
- _struct_conn.ptnr1_auth_atom_id
- _struct_conn.ptnr1_auth_comp_id
- _struct_conn.ptnr1_auth_seq_id
- _struct_conn.ptnr1_label_alt_id
- _struct_conn.ptnr1_label_asym_id
- _struct_conn.ptnr1_label_atom_id
- _struct_conn.ptnr1_label_comp_id
- _struct_conn.ptnr1_label_seq_id
- _struct_conn.ptnr1_role
- _struct_conn.ptnr1_symmetry
- _struct_conn.ptnr2_auth_asym_id
- _struct_conn.ptnr2_auth_atom_id
- _struct_conn.ptnr2_auth_comp_id
- _struct_conn.ptnr2_auth_seq_id
- _struct_conn.ptnr2_label_alt_id
- _struct_conn.ptnr2_label_asym_id
- _struct_conn.ptnr2_label_atom_id
- _struct_conn.ptnr2_label_comp_id
- _struct_conn.ptnr2_label_seq_id
- _struct_conn.ptnr2_role
- _struct_conn.ptnr2_symmetry