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Sequences and Modifications

Input Directly into Text Box

Load FASTA and Modification Files

Intact Termini:

The Terminus parts can be specified in FASTA sequences. The priority is symbols in FASTA sequence > those in modification file (.mods) > those selected in the form.

5′ Term:          3′ Term:         

Max Number of Variable Terminal Truncations 5′:           3′:          

Enzyme:            Max Missed Cleavages:



Ion Activation Type:  

Number of Decimals:  

Isotope Set

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© Biomolecular Characterization Unit,
RIKEN Center for Sustainable Resource Science