Data Item _pdbx_nmr_chem_shift_ref.chem_shift_val

General

Item name
_pdbx_nmr_chem_shift_ref.chem_shift_val
Category name
pdbx_nmr_chem_shift_ref
Attribute name
chem_shift_val
Required in PDB entries
yes
Used in currrent PDB entries
No

Item Description

Value assigned to the chemical shift of the reference compound.

Additional Descriptive Information for Depositors

 Chemical shift of the reference atom(s).

Item Example

 4.78

Data Type

Data type code
float
Data type detail
float item types are the subset of numbers that are the floating numbers.
Primitive data type code
numb
Regular expression
-?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?