Data Item _pdbx_helical_symmetry.dyad_axis

General

Item name
_pdbx_helical_symmetry.dyad_axis
Category name
pdbx_helical_symmetry
Attribute name
dyad_axis
Required in PDB entries
yes
Used in current PDB entries
Yes, in about 0.08 % of entries

Item Description

Two-fold symmetry perpendicular to the helical axis.

Additional Descriptive Information for Depositors

               Two-fold symmetry perpendicular to the helical axis.

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*|+-]*

Controlled Vocabulary

Allowed Value Details
no
yes

Controlled Vocabulary at Deposition

Allowed Value Details
no
yes