Kisspeptin-10
GPR54/KISS1R Receptor Agonist Decapeptide (Tyr-Asn-Trp-Asn-Ser-Phe-Gly-Leu-Arg-Phe-NH₂)
Kisspeptin-10 is a synthetic C-terminally amidated decapeptide (Tyr-Asn-Trp-Asn-Ser-Phe-Gly-Leu-Arg-Phe-NH₂) corresponding to residues 45–54 of the KISS1 gene product. It binds with high affinity to GPR54/KISS1R (Kd ~0.04–2.3 nM), activating Gq/11-coupled Ca²⁺ mobilisation, ERK1/2 phosphorylation, and downstream modulation of GnRH neuronal secretion. Research applications include HPG-axis neuroendocrine circuitry studies, GPR54 receptor pharmacology, angiogenic signalling models, and in vitro tumour cell migration and adhesion paradigms.
| PROPERTIES | |
|---|---|
| Molecular Formula | C63H83N17O14 |
| Molecular Weight (g/mol) | 1302.4 |
| Monoisotopic Mass (Da) | 1301.6305 |
| Topological Polar Surface Area (Ų) | 538 |
| Complexity | 2590 |
| XLogP (octanol-water partition) | -1.9 |
| Heavy Atom Count | 94 |
| H-Bond Donor Count | 18 |
| H-Bond Acceptor Count | 16 |
| Rotatable Bond Count | 38 |
| InChIKey | RITKWYDZSSQNJI-INXYWQKQSA-N |
| PubChem CID | 25240297 |
All values above are taken from PubChem CID 25240297 and can be checked against that record.
2D Structure
| CHEMICAL IDENTIFIERS | |
|---|---|
| CAS Number | 374675-21-5 |
| PubChem CID | 25240297 |
| IUPAC Name | (2S)-N-[(2S)-1-[[(2S)-4-amino-1-[[(2S)-1-[[(2S)-1-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]amino]-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-1,4-dioxobutan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]butanediamide |
| InChIKey | RITKWYDZSSQNJI-INXYWQKQSA-N |
| InChI | InChI=1S/C63H83N17O14/c1-34(2)24-45(58(90)74-43(18-11-23-70-63(68)69)57(89)75-44(54(67)86)26-35-12-5-3-6-13-35)73-53(85)32-72-56(88)46(27-36-14-7-4-8-15-36)77-62(94)50(33-81)80-61(93)49(30-52(66)84)79-59(91)47(28-38-31-71-42-17-10-9-16-40(38)42)78-60(92)48(29-51(65)83)76-55(87)41(64)25-37-19-21-39(82)22-20-37/h3-10,12-17,19-22,31,34,41,43-50,71,81-82H,11,18,23-30,32-33,64H2,1-2H3,(H2,65,83)(H2,66,84)(H2,67,86)(H,72,88)(H,73,85)(H,74,90)(H,75,89)(H,76,87)(H,77,94)(H,78,92)(H,79,91)(H,80,93)(H4,68,69,70)/t41-,43-,44-,45-,46-,47-,48-,49-,50-/m0/s1 |
| SMILES | CC(C)C[C@@H](C(=O)N[C@@H](CCCN=C(N)N)C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N)NC(=O)CNC(=O)[C@H](CC2=CC=CC=C2)NC(=O)[C@H](CO)NC(=O)[C@H](CC(=O)N)NC(=O)[C@H](CC3=CNC4=CC=CC=C43)NC(=O)[C@H](CC(=O)N)NC(=O)[C@H](CC5=CC=C(C=C5)O)N |
Identifiers retrieved from PubChem CID 25240297.
HPLC purity report Sample lot
Kisspeptin-10
- Lot
- P260710-YS205403
- SKU
- GD-KISS
Integration table as reported
| # | Ret. time | Height | Area | Area % | |
|---|---|---|---|---|---|
| 1 | 6.935 | 2485 | 24601 | 0.496 | |
| 2 | 9.785 | 307845 | 4890642 | 98.61 | |
| 3 | 10.267 | 3357 | 44028 | 0.8878 | |
Retention time in minutes. Height and area are the report’s own values and units. Method wording is normalised for units and spelling; every value is as reported.
Method as reported
| Column | 250 × 4.6 mm, ChromCore 120-C18-5 µm |
|---|---|
| Mobile phase A | 0.1% TFA in water |
| Mobile phase B | 0.1% TFA in acetonitrile |
| Flow rate | 1.0 mL/min |
| Detection | 220 nm |
| Injection volume | 10 µL |
| Time | A | B |
|---|---|---|
| 0.1min | 74% | 26% |
| 25.0min | 49% | 51% |
| 25.1min | 0% | 100% |
| 30.0min | Stop | |
Identity verified against PubChem, not a measurement of this lot
- CAS number
- 374675-21-5
- Molecular formula
- C63H83N17O14
- Molecular weight
- 1302.4 g/mol
- Monoisotopic mass
- 1301.6305 Da
- InChIKey
- RITKWYDZSSQNJI-INXYWQKQSA-N
- PubChem CID
- 25240297
Sample lot. This is the report supplied with the sample of this compound. A production lot ships with its own report, published here in the same form and indexed by its own lot number.
Every analytical figure above is transcribed from the supplier’s report for lot P260710-YS205403. Identity is the PubChem record, which can be checked independently. Purity is the main peak’s share of integrated peak area at the detection wavelength, so it measures related impurities. Water, salts and counter-ions are not part of it. These are the supplier’s release documents, not independent third-party tests.
This product is sold exclusively for in vitro and laboratory research use. It has not been evaluated by the FDA. Not approved for diagnostic, therapeutic, or veterinary use.
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