Definition
A peptide built from D-amino acids in reversed sequence order, designed to present a similar side-chain topology to the natural peptide. It has the same molecular mass as the natural sequence, which is why the construct type has to be stated on the request.
Related terms
About mass spectrometry
Terms a reader meets on mass-spectrometric reports from other laboratories, and on confirmatory work sent out. This laboratory has no in-house mass spectrometer, and its certificates carry no mass spectrum.
Electrospray ionisationMass-to-charge ratioCharge stateDeconvolutionObserved massTheoretical massMass accuracyIsotope patternIon suppressionIsobaric