Data Item _chem_comp_bond.atom_id_2
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General 
- Item name
- _chem_comp_bond.atom_id_2
- Category name
- chem_comp_bond
- Attribute name
- atom_id_2
- Required in PDB entries
- yes
- Used in currrent PDB entries
- No
- Used in the Chemical Component dictionary
- Yes
Item Description
The ID of the second of the two atoms that define the bond.
This data item is a pointer to _chem_comp_atom.atom_id in the
CHEM_COMP_ATOM category.
Data Type 
- Data type code
- atcode
- Data type detail
- Character data type for atom names ...
- Primitive data type code
- char
- Regular expression
- [][ _(),.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*
