Cyclotraxin B
Cyclotraxin B is a BBB-penetrable and selective TrkB inhibitor. Cyclotraxin B inhibits BDNF-induced TrkB activity in a non-competitive manner, with an IC50 of 0.30 nM. Cyclotraxin B has analgesic and anxiolytic effects[1][2][3].
Product Specifications
CAS Number
1203586-72-4
UNSPSC
12352209
Target
P38 MAPK; Trk Receptor
Type
Peptides
Related Pathways
MAPK/ERK Pathway; Neuronal Signaling; Protein Tyrosine Kinase/RTK
Applications
Neuroscience-Neuromodulation
Field of Research
Neurological Disease
Assay Protocol
https://www.medchemexpress.com/cyclotraxin-b.html
Purity
99.78
Solubility
H2O : 100 mg/mL (ultrasonic)
Smiles
O=C1N2[C@](CCC2)([H])C(N[C@H](C(NCC(N[C@H](C(N[C@@](C(N[C@H](C(N[C@H](C(NCC(N[C@@H](CSSC[C@@H](C(N[C@H]1CC(N)=O)=O)N)C(O)=O)=O)=O)CCC(O)=O)=O)CCCCN)=O)([H])[C@H](O)C)=O)CC3=CC=C(C=C3)O)=O)=O)CCSC)=O
Molecular Formula
C48H73N13O17S3
Molecular Weight
1200.37
References & Citations
[1]Maxime Cazorla, et al. Cyclotraxin-B, the first highly potent and selective TrkB inhibitor, has anxiolytic properties in mice. PLoS One. 2010 Mar 19;5 (3) :e9777.|[2]Luis Constandil, et al. Cyclotraxin-B, a new TrkB antagonist, and glial blockade by propentofylline, equally prevent and reverse cold allodynia induced by BDNF or partial infraorbital nerve constriction in mice. J Pain. 2012 Jun;13 (6) :579-89.|[3]Michel M M Verheij, et al. Systemic Delivery of a Brain-Penetrant TrkB Antagonist Reduces Cocaine Self-Administration and Normalizes TrkB Signaling in the Nucleus Accumbens and Prefrontal Cortex. J Neurosci. 2016 Aug 3;36 (31) :8149-59.
Shipping Conditions
Blue Ice
Storage Conditions
-80°C, 2 years; -20°C, 1 year (Powder, stored under nitrogen, away from moisture)
Scientific Category
Peptides
Clinical Information
No Development Reported
Isoform
TrkB
Available Sizes
Frequently Asked Questions
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