BMRB

Biological Magnetic Resonance Data Bank


A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
Member of WWPDB

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_Chem_shift_ref.External_ref_loc

DescriptionExternal chemical shift references are defined as either located within the sample (e.g. as a capillary) or external to the sample and are inserted into the spectrometer before after or both before and after the sample containing the molecular system studied in the entry.
Details:
Parent saveframechem_shift_reference
Data typeline
Common valuesinsert at center of a separate sample tube
insert at center of experimental sample tube
insert at outer edge of a separate sample tube
insert at outer edge of experimental sample tube
other
separate tube (no insert) not similar to the experimental sample tube
separate tube (no insert) similar to the experimental sample tube
 
Exampleinsert at center of experimental sample tube
 
DB tableChem_shift_ref
DB columnExternal_ref_loc
DB typeVARCHAR(127)
NULL allowedyes
 
ADIT-NMR deposition system promptExternal reference compound location