Molecular Database
Detailed monographs for 500+ oligopeptides with molecular weight, charge state, isoelectric point, and structural data.
The Oligopeptide Reference
Comprehensive, peer-reviewed reference for oligopeptide research. Molecular structures, synthesis pathways, pharmacokinetics, and biological activity.
Molecular Weight Calculator
Enter a peptide sequence using one-letter amino acid codes (G, A, V, L, I, P, F, W, M, S, T, C, Y, H, D, E, N, Q, K, R)
Platform Features
Synthesis Pathways
Step-by-step synthesis routes for solid-phase, liquid-phase, and recombinant production methods.
Pharmacology Data
Receptor binding affinity, ADMET parameters, half-life, bioavailability, and therapeutic applications.
Featured Oligopeptides
Glutathione
Glu-Cys-Gly -- Tripeptide -- Antioxidant
MW 307.32Oxytocin
Nonapeptide -- Neuropeptide -- Hormone
MW 1007.19Insulin A-Chain
21 aa -- Peptide Hormone -- Metabolic
MW 2383.88Leucine-Enkephalin
Tyr-Gly-Gly-Phe-Leu -- Pentapeptide -- Analgesic
MW 555.62Semaglutide
GLP-1 analog -- Anti-diabetic -- Anti-obesity
MW 4113.6Angiotensin II
Octapeptide -- Vasoconstrictor -- RAAS
MW 1046.18Bombesin
Tetradecapeptide -- Neuropeptide -- GRP agonist
MW 1619.89Substance P
Undecapeptide -- Neuropeptide -- Pain signaling
MW 1347.64