The Taiwanese ExPASy site, tw.expasy.org, is unavailable for maintenance. Please bookmark the addresses of the other mirror sites and use one of them during the downtime. We apologize for any inconvenience caused. The tool also returns theoretical isoelectric point and mass values for the proteins of interest. If desired, PeptideMass can return the mass of peptides known to carry posttranslational modifications, and can highlight peptides whose masses may be affected by database conflicts, isoforms or splicing variants.
Instructions are available.
1750 Dalton sorted by peptide masses or in chronological order in the protein. The Taiwanese ExPASy site, tw.expasy.org, is unavailable for maintenance. Please bookmark the addresses of the other mirror sites and use one of them during the downtime. We apologize for any inconvenience caused.