Be sure to check out the following helpful utilities:
- Mass Calculator Utilities - calculate exact mass, peptide calculator utilities, etc.
- Isotope Pattern Calculator - Type in the formula and it will calculate the isotope pattern
- Protein Prospector - For Department of Chemistry Users Only: Protein database searching and tools using
ProteinProspector. Custom databases, N-terminal, C-terminal, and Cysteine modifications can be added upon request. Users not from the Department of Chemistry may use Protein Prospector from its home site at UCSF.
Commonly Observed Ions
Ever wonder what that ion was that occasionally appears in your spectrum? If so, look at our lists of common ions that can be seen in electron impact spectra or in electrospray spectra (in PDF format).
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