Data Item _em_single_particle_entity.point_group_symmetry
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General 
- Item name
- _em_single_particle_entity.point_group_symmetry
- Category name
- em_single_particle_entity
- Attribute name
- point_group_symmetry
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The point group symmetry of the single particle
provided as the Schoenflies symbol.
Descriptions for the Schoenflies symbols list
the equivalent short Hermann-Mauguin symbols.
For circular (Cn) and dihedral (Dn) point groups with
n > 8, provide the value for n in related data item
_em_single_particle_entity.point_group_symmetry_n.
Data Type 
- Data type code
- line
- Data type detail
- char item types / multi-word items ...
- Primitive data type code
- char
- Regular expression
- [][ \t_(),.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*
Controlled Vocabulary
| Allowed Value | Details |
|---|---|
| C1 | asymmetric 1 |
| C2 | circular 2 |
| C3 | circular 3 |
| C4 | circular 4 |
| C5 | circular 5 |
| C6 | circular 6 |
| C7 | circular 7 |
| C8 | circular 8 |
| Cn | circular n (n > 8) |
| D2 | dihedral 222 |
| D3 | dihedral 32 |
| D4 | dihedral 422 |
| D5 | dihedral 52 |
| D6 | dihedral 622 |
| D7 | dihedral 72 |
| D8 | dihedral 822 |
| Dn | dihedral n2 or n22 (n > 8) |
| I | icosahedral 235 |
| O | octahedral(cubic) 432 |
| T | tetrahedral 23 |
Controlled Vocabulary at Deposition
| Allowed Value | Details |
|---|---|
| C1 | asymmetric 1 |
| C2 | circular 2 |
| C3 | circular 3 |
| C4 | circular 4 |
| C5 | circular 5 |
| C6 | circular 6 |
| C7 | circular 7 |
| C8 | circular 8 |
| Cn | circular n (n > 8) |
| D2 | dihedral 222 |
| D3 | dihedral 32 |
| D4 | dihedral 422 |
| D5 | dihedral 52 |
| D6 | dihedral 622 |
| D7 | dihedral 72 |
| D8 | dihedral 822 |
| Dn | dihedral n2 or n22 (n > 8) |
| I | icosahedral 235 |
| O | octahedral(cubic) 432 |
| T | tetrahedral 23 |