Data Item _pdbx_nmr_chem_shift_ref.external_ref_sample_geometry

General

Item name
_pdbx_nmr_chem_shift_ref.external_ref_sample_geometry
Category name
pdbx_nmr_chem_shift_ref
Attribute name
external_ref_sample_geometry
Required in PDB entries
no
Used in currrent PDB entries
No

Item Description

The geometrical shape of the external reference sample.

Additional Descriptive Information for Depositors

 When external (capillary) is used as a referencing method, the geometrical shape of the external reference sample.

Item Example

 spherical

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
cylindrical
other
spherical

Controlled Vocabulary at Deposition

Allowed Value Details
cylindrical
other
spherical