Peptide Molecular Weight Calculator

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As an industry-leading peptide vendor, GenScript offers not only high quality peptides ^{New upgrade}, but also a variety of free peptide tools to Make Your Research Easy.

Use our Molecular Weight Calculator to check the chemical formula and molecular weight of your peptide. You can also use our free online Peptide Property Tool to learn more detailed characters such as isoelectric point and hydrophilicity of your peptide of interest along with suggestions on the best solvent.

Instructions

Sequence format: Single-letter-code or multiple-letter-code with{}.
e.g. AC{GLY}{ILE}{d-GLY}
Modification: Select from the modification pull-down box
Disulfide bridge: Use format with position, like 5-12 (one bridge between No.5 and No.12 cysteine)

Requested Information

Sequence:

N-Terminal Modification:

C-Terminal Modification:

Other Modifications:

Disulfide Bridge (Format: 5-12, 15-24):