ALA | ARG | ASN | ASP | CYS | GLN | GLU | GLY | HIS | ILE | LEU | LYS | MET | PHE | PRO | SER | THR | TRP | TYR | VAL |
| MET | METHIONINE |
| MET_LEO2 | L-METHIONINE C-TERMINAL DEPROTONATED FRAGMENT |
| MET_LEO2H | L-METHIONINE C-TERMINAL PROTONATED FRAGMENT |
| MET_LFOH | L-METHIONINE FREE NEUTRAL |
| MET_LFZW | L-METHIONINE FREE ZWITTERION |
| MET_LL | L-METHIONINE - LINKING EMBEDDED FRAGMENT |
| MET_LSN3 | L-METHIONINE N-TERMINAL PROTONATED FRAGMENT |