Your peptide
Tap an amino acid below (or press its letter key) to start your chain.
Length
0aa
Mass
0Da
GRAVY
0.00
Net charge
0
Amino acids
From the sandbox to the real thing
Build a sequence to see its mass and properties, then browse the catalog for fully characterized peptides and where to source them.
PeptideForge is an educational sandbox. Calculated mass, GRAVY, and charge are simplified estimates for learning — not a synthesis spec. Independent validation required for any experimental use.