Isoaspartate
The rearranged product of deamidation via a succinimide intermediate. Mass-identical to aspartate-containing peptide.
Related terms
- Deamidation
- Conversion of asparagine to aspartate or glutamine to glutamate, +0.984 Da. A storage degradation route, accelerated above pH 7.
- Aspartimide
- A cyclic imide formed at an Asp-X motif, −18.011 Da. Hydrolyses to a mixture of α- and β-aspartyl peptides, the latter mass-identical to the parent.
see also Isoaspartate
see also β-Aspartyl isomer · Asp-Gly motif
Where this term appears
The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.
- Assay report records — the term appears in result tables, peak tables and provenance blocks
- Method references — where the measurement behind the term is defined
- All 13 glossary terms beginning with I