Comparison

Semaglutide vs Thymosin Alpha-1

Function

While Semaglutide is approved for type 2 diabetes and chronic weight management, significantly lowering HbA1c and body weight by modulating incretin pathways232480, Thymosin Alpha-1 is clinically used in some countries as an immunomodulator for chronic hepatitis B/C and as an adjuvant in cancer therapy, enhancing cell-mediated immunity41487.

Mechanism

While Semaglutide works as a modified GLP-1(7–37) analog with three key changes—Ala8→Aib, Lys26 acylated with a C18 fatty diacid, and Lys34→Arg—resulting in a long-acting GLP-1 receptor agonist that enhances glucose-dependent insulin secretion, suppresses glucagon, slows gastric emptying, and reduces appetite23647480, Thymosin Alpha-1 is a 28-amino-acid thymic peptide fragment of prothymosin alpha that activates dendritic cells and T cells primarily via TLR9/MyD88/NF-κB signaling, enhancing Th1 responses and NK-cell cytotoxicity414.

Length and Sequence

Semaglutide is 31 amino acids long, whereas Thymosin Alpha-1 is shorter as it has a length of 28 amino acids. Semaglutide is made up of a sequence of sequence data not available in the current dataset. Thymosin Alpha-1 is made up of a sequence of Serine, Aspartic acid, Alanine, Alanine, Valine, Aspartic acid, Threonine, Serine, Serine, Glutamic acid, Isoleucine, Threonine, Threonine, Lysine, Aspartic acid, Leucine, Lysine, Glutamic acid, Lysine, Lysine, Glutamic acid, Valine, Valine, Glutamic acid, Glutamic acid, Alanine, Glutamic acid, Asparagine.

Receptor

Semaglutide

GLP-1 receptor (GLP1R) on pancreatic β-cells and other tissues2380

Thymosin Alpha-1

Toll-like receptors, predominantly TLR9 (and also TLR2/TLR3) on plasmacytoid dendritic cells and other immune cells4

Organism or Origin

Semaglutide

Synthetic analog of human GLP-1 derived from proglucagon648089

Thymosin Alpha-1

Endogenous fragment of human prothymosin alpha produced in the thymus1487

Gene

Semaglutide

GCG

Thymosin Alpha-1

PTMA

Sources

23Semaglutide (GLP-1 Receptor Agonist) — Mechanism, Research ..., https://orynxpeptides.com/de/peptides/encyclopedia/semaglutide
24Tirzepatide - a dual GIP and GLP-1 (GLP1) receptor agonist, https://gpnotebook.com/pages/diabetes-and-endocrinology/tirzepatide-a-dual-gip-and-glp-1-glp1-receptor-agonist
64Semaglutide Structure & Chemistry: Molecular Details | The ..., https://www.thejops.com/peptides/semaglutide/chemistry.html
74Drug Interactions And Side..., https://pdb101.rcsb.org/global-health/diabetes-mellitus/drugs/incretins/drug/semaglutide/semaglutide
80GLP-1 Localisation and Proglucagon Gene Expression in ..., https://pmc.ncbi.nlm.nih.gov/articles/PMC6200298/
89Gene, https://maayanlab.cloud/Harmonizome/gene/GCG
4Thymosin Alpha-1: Thymic Immunomodulatory Peptide and ..., https://peptpedia.org/research/thymosin-alpha1-t-cell-immunomodulation
14Thymosin Alpha 1 - CPC Scientific, https://cpcscientific.com/products/catalog-peptides/THYM-004/
87PTMA protein | Thymosin alpha 1 Protein-NP_001092755.1, https://www.mybiosource.com/ptma-protein/thymosin-alpha-1/846997