α-Helical CRF (9-41)
α-Helical CRF (9-41) is a competitive CRF2 receptor antagonist with KB of ~100 nM. α-Helical CRF (9-41) is also a partial agonist of CRF1 receptor with an EC50 of 140 nM[1][2].
Product Specifications
CAS Number
90880-23-2
UNSPSC
12352209
Target
CRFR
Type
Peptides
Related Pathways
GPCR/G Protein
Applications
Neuroscience-Neuromodulation
Field of Research
Neurological Disease
Assay Protocol
https://www.medchemexpress.com/α-helical-crf-9-41.html
Purity
99.44
Solubility
H2O : 50 mg/mL (ultrasonic)
Smiles
O=C(N[C@@H](CC(C)C)C(N[C@@H]([C@H](O)C)C(N[C@@H](CC1=CC=CC=C1)C(N[C@@H](CC2=CNC=N2)C(N[C@@H](CC(C)C)C(N[C@@H](CC(C)C)C(N[C@@H](CCCNC(N)=N)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCSC)C(N[C@@H](CC(C)C)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCSC)C(N[C@@H](C)C(N[C@@H](CCCCN)C(N[C@@H](C)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCC(N)=O)C(N[C@@H](CCC(O)=O)C(N[C@@H](C)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCC(N)=O)C(N[C@@H](C)C(N[C@@H](C)C(N[C@@H](CC(C)C)C(N[C@@H](CC(N)=O)C(N[C@@H](CCCNC(N)=N)C(N[C@@H](CC(C)C)C(N[C@@H](CC(C)C)C(N[C@@H](CC(C)C)C(N[C@@H](CCC(O)=O)C(N[C@@H](CCC(O)=O)C(N[C@@H](C)C(O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)[C@H](CC(O)=O)N
Molecular Formula
C166H274N46O53S2
Molecular Weight
3826.40
References & Citations
[1]Sonia Tucci, et al. Corticotropin releasing factor antagonist, alpha-helical CRF (9-41), reverses nicotine-induced conditioned, but not unconditioned, anxiety. Psychopharmacology (Berl) . 2003 May;167 (3) :251-6.|[2]Smart D, et al. Characterisation using microphysiometry of CRF receptor pharmacology. Eur J Pharmacol. 1999 Aug 27;379 (2-3) :229-35.
Shipping Conditions
Blue Ice
Storage Conditions
-80°C, 2 years; -20°C, 1 year (Powder, sealed storage, away from moisture)
Scientific Category
Peptides
Clinical Information
No Development Reported
Isoform
CRFR1; CRFR2
Available Sizes
Frequently Asked Questions
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