Data Item _pdbx_entity_branch_link.value_order

General

Item name
_pdbx_entity_branch_link.value_order
Category name
pdbx_entity_branch_link
Attribute name
value_order
Required in PDB entries
no
Used in current PDB entries
Yes, in about 5.5 % of entries

Item Description

The bond order target for the chemical linkage.

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
sing

Controlled Vocabulary

Allowed Value Details
arom aromatic bond
delo delocalised double bond
doub double bond
pi pi bond
poly polymeric bond
quad quadruple bond
sing single bond
trip triple bond

Controlled Vocabulary at Deposition

Allowed Value Details
arom aromatic bond
delo delocalised double bond
doub double bond
pi pi bond
poly polymeric bond
quad quadruple bond
sing single bond
trip triple bond