Data Item _pdbx_reference_entity_poly_seq.hetero
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General 
- Item name
- _pdbx_reference_entity_poly_seq.hetero
- Category name
- pdbx_reference_entity_poly_seq
- Attribute name
- hetero
- Required in PDB entries
- yes
- Used in currrent PDB entries
- No
- Used in the BIRD dictionary
- Yes
Item Description
A flag to indicate that sequence heterogeneity at this monomer position.
Item Example
N
Data Type 
- Data type code
- ucode
- Data type detail
- code item types/single words (case insensitive) ...
- Primitive data type code
- uchar
- Regular expression
- [][_,.;:"&<>()/\{}'`~!@#$%A-Za-z0-9*|+-]*
- Default value
- N
Controlled Vocabulary
| Allowed Value | Details |
|---|---|
| N | sequence is not heterogeneous at this monomer |
| Y | sequence is heterogeneous at this monomer |
Controlled Vocabulary at Deposition
| Allowed Value | Details |
|---|---|
| N | sequence is not heterogeneous at this monomer |
| Y | sequence is heterogeneous at this monomer |