AssayIndex
Impurities & degradation

Truncation

A peptide missing residues from one terminus. Distinguished from an internal deletion by the mass difference matching a contiguous run of residues.

Related terms

Deletion sequence
A peptide missing one or more residues from an incomplete coupling. Mass difference equals the missing residue mass. A synthesis finding: it does not form in a vial.

Where this term appears

The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.