Data Item _pdbx_validate_polymer_linkage.label_alt_id_2

General

Item name
_pdbx_validate_polymer_linkage.label_alt_id_2
Category name
pdbx_validate_polymer_linkage
Attribute name
label_alt_id_2
Required in PDB entries
no
Used in current PDB entries
Yes, in about 0.2 % of entries

Item Description

An optional identifier of the second of the two atoms that define the linkage. This data item is a pointer to _atom_site.label_alt_id in the ATOM_SITE category.

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*|+-]*

Parent Data Items