Data Item _chem_link_angle.atom_id_2
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General 
- Item name
- _chem_link_angle.atom_id_2
- Category name
- chem_link_angle
- Attribute name
- atom_id_2
- Required in PDB entries
- yes
- Used in currrent PDB entries
- No
Item Description
The ID of the second of the three atoms that define the angle.
The second atom is taken to be the apex of the angle.
An atom with this ID must exist in the component of the type
specified by _chem_comp_link.type_comp_1 (or
_chem_comp_link.type_comp_2, where the appropriate data item
is indicated by the value of _chem_comp_angle.atom_2_comp_id).
Data Type 
- Data type code
- code
- Data type detail
- code item types/single words ...
- Primitive data type code
- char
- Regular expression
- [_,.;:"&<>()/\{}'`~!@#$%A-Za-z0-9*|+-]*
