MSIPepSearch › Peptide
RPSQR
- Sequence
RPSQR(5 residues)- Modifications
- None
- Monoisotopic mass
- 642.35616 Da
- Calculated ions
- [M+H]+ 643.3634 · [M+Na]+ 665.3454 · [M+K]+ 681.3193 · [M+2H]2+ 322.1854
Position in protein
Myelin basic protein residues 6–10 of 122
Myelin basic protein residues 6–10 of 195
Observations (2)
| Protein | Measured m/z | Calc. m/z | ppm | Species · tissue | Source | Status |
|---|---|---|---|---|---|---|
| Myelin basic protein UniProt P02688 | 643.3500 | 643.3634 | -20.9 | Rattus norvegicus (rat) · Brain | 10.1021/ac901043n | Approved |
| Myelin basic protein UniProt Q09J72 | 643.3624 | 643.3634 | -1.6 | Mus musculus (mouse) · Brain | 10.1002/rcm.5135 | Approved |
Links: PeptideAtlas · AlphaFold structure (Q09J72) · AlphaFold structure (P02688) · JSON