Comparison

Kisspeptin vs Tirzepatide

Function

While Kisspeptin is a key regulator of the hypothalamic–pituitary–gonadal axis, controlling puberty and fertility; kisspeptin-10 also inhibits trophoblast invasion and tumor metastasis in experimental models339199, Tirzepatide is approved for type 2 diabetes and obesity, producing larger HbA1c and body-weight reductions than semaglutide in head-to-head trials24.

Mechanism

While Kisspeptin works as a family of peptides (eg, kisspeptin-10, -13, -14, -54) derived from the KISS1 precursor that activate G-protein–coupled receptor KISS1R (GPR54), triggering GnRH release and regulating pubertal onset and reproductive axis activity339199, Tirzepatide is a 39-amino-acid synthetic peptide primarily based on GIP sequence with C20 fatty diacid conjugation that acts as a dual agonist at GIP and GLP-1 receptors, enhancing glucose-dependent insulin secretion, suppressing glucagon, delaying gastric emptying, and reducing appetite24.

Length and Sequence

Kisspeptin is 10 amino acids long, whereas Tirzepatide is longer as it has a length of 39 amino acids. Kisspeptin is made up of a sequence of Tyrosine, Asparagine, Tryptophan, Asparagine, Serine, Phenylalanine, Glycine, Leucine, Arginine, Tyrosine. Tirzepatide is made up of a sequence of sequence data not available in the current dataset.

Receptor

Kisspeptin

KISS1R (GPR54) kisspeptin receptor33919943

Tirzepatide

Glucose-dependent insulinotropic polypeptide receptor (GIPR) and GLP-1 receptor (GLP1R) 24

Organism or Origin

Kisspeptin

Endogenous human peptide products of the KISS1 gene9199

Tirzepatide

Synthetic dual GIP/GLP-1 receptor agonist modeled on human incretin hormones2480

Gene

Kisspeptin

KISS1

Tirzepatide

Not assigned in the current dataset.

Sources

70Kisspeptin-10, rat, https://pubchem.ncbi.nlm.nih.gov/compound/Kisspeptin-10_-rat
91Kisspeptin - Wikipedia, https://en.wikipedia.org/wiki/Kisspeptin
99Kisspeptin-1 - an overview, https://www.sciencedirect.com/topics/biochemistry-genetics-and-molecular-biology/kisspeptin-1
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
80GLP-1 Localisation and Proglucagon Gene Expression in ..., https://pmc.ncbi.nlm.nih.gov/articles/PMC6200298/