Data Item _ndb_struct_conf_na.feature

General

Item name
_ndb_struct_conf_na.feature
Category name
ndb_struct_conf_na
Attribute name
feature
Required in PDB entries
yes
Used in current PDB entries
Yes, in about 7.0 % of entries

Item Description

This data item identifies a secondary structure feature of this entry.

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
a-form double helix .
b-form double helix .
bulge loop .
double helix .
four-way junction .
hairpin loop .
internal loop .
mismatched base pair .
other right-handed double helix .
parallel strands .
quadruple helix .
tetraloop .
three-way junction .
triple helix .
two-way junction .
z-form double helix .

Controlled Vocabulary at Deposition

Allowed Value Details
a-form double helix .
b-form double helix .
bulge loop .
double helix .
four-way junction .
hairpin loop .
internal loop .
mismatched base pair .
other right-handed double helix .
parallel strands .
quadruple helix .
tetraloop .
three-way junction .
triple helix .
two-way junction .
z-form double helix .