Data Item _chemical_conn_bond.type

General

Item name
_chemical_conn_bond.type
Category name
chemical_conn_bond
Attribute name
type
Required in PDB entries
no
Used in currrent PDB entries
No

Item Description

The chemical bond type associated with the connection between the two sites _chemical_conn_bond.atom_1 and _chemical_conn_bond.atom_2.

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 delocalized 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 delocalized double bond
doub double bond
pi pi bond
poly polymeric bond
quad quadruple bond
sing single bond
trip triple bond

Aliases

Alias Item Name Dictionary Name Dictionary Version
_chemical_conn_bond_type cif_core.dic 2.0.1