Fragment Ion Calculator



Peptide Sequence

Peptide:
 
 
Mass type:
 MONO
 AVG
 
Charge state:
 +1
 +2
 +3
 
Ion types:
 A  X
 B  Y
 C  Z

Modifications (optional)

Add to N- or C-terminus: N-terminus
C-terminus
Add to all AA residues and/or specific location: 

  e.g.  C   57.0
        3   80.0
  (add +57 to all Cys and
   add +80 to 3rd AA residue)
AA or Pos  
Value