KS-133

KS-133 is a selective and potent antagonist of vasoactive intestinal peptide receptor 2 (VIPR2), with the IC50 values of 24.8 nM and 500 nM in Ca influx assay and cAMP assay. KS-133 plays an important role in schizophrenia research[1].

Product Specifications

CAS Number

[2724212-01-3]

UNSPSC

12352209

Target

PACAP Receptor

Type

Peptides

Related Pathways

GPCR/G Protein

Applications

Neuroscience-Neuromodulation

Field of Research

Neurological Disease

Assay Protocol

https://www.medchemexpress.com/ks-133.html

Purity

98.75

Solubility

DMSO : 100 mg/mL (ultrasonic)

Smiles

O=C(N(CCC1)[C@]1([H])C(N[C@H](C(N[C@H](C(N(CCC2)[C@]2([H])C3=O)=O)CC(C)C)=O)CC(C=C4)=CC=C4O)=O)[C@@](CCC5)([H])N5C([C@H](CSSC[C@@](NC([C@@H](NC([C@@H](NC6=O)CC(C=C7)=CC=C7O)=O)CC(C)C)=O)([H])C(N[C@@H](CC(NCCCC[C@]6([H])N3)=O)C(N[C@@H](CC(C)C)C(N[C@H](C(N)=O)[C@@H](C)CC)=O)=O)=O)NC(C)=O)=O

Molecular Formula

C75H111N15O17S2

Molecular Weight

1558.90

References & Citations

[1]Kotaro Sakamoto, et al. Generation of KS-133 as a Novel Bicyclic Peptide with a Potent and Selective VIPR2 Antagonist Activity that Counteracts Cognitive Decline in a Mouse Model of Psychiatric Disorders. Front Pharmacol. 2021 Nov 4:12:751587.