(D-Phe12,Nle21.38,α-Me-Leu37)-CRF (12-41) (human, rat) trifluoroacetate salt

Names

[ CAS No. ]:
150646-45-0

[ Name ]:
(D-Phe12,Nle21.38,α-Me-Leu37)-CRF (12-41) (human, rat) trifluoroacetate salt

[Synonym ]:
D-Phenylalanyl-L-histidyl-L-leucyl-L-leucyl-L-arginyl-L-α-glutamyl-L-valyl-L-leucyl-L-α-glutamyl-L-norleucyl-L-alanyl-L-arginyl-L-alanyl-L-α-glutamyl-L-glutaminyl-L-leucyl-L-alanyl-L-gluta
 minyl-L-glutaminyl-L-alanyl-L-histidyl-L-seryl-L-asparaginyl-L-arginyl-L-lysyl-2-methyl-L-leucyl-L-norleucyl-L-α-glutamyl-L-isoleucyl-L-isoleucinamide
L-Isoleucinamide, D-phenylalanyl-L-histidyl-L-leucyl-L-leucyl-L-arginyl-L-α-glutamyl-L-valyl-L-leucyl-L-α-glutamyl-L-norleucyl-L-alanyl-L-arginyl-L-alanyl-L-α-glutamyl-L-glutaminyl-L-leucy
 l-L-alanyl-L-glutaminyl-L-glutaminyl-L-alanyl-L-histidyl-L-seryl-L-asparaginyl-L-arginyl-L-lysyl-2-methyl-L-leucyl-L-norleucyl-L-α-glutamyl-L-isoleucyl-

Biological Activity

[Description]:

(D-Phe12,Nle21,38,α-Me-Leu37)-CRF (12-41) (human, rat) is a CRF antagonist. (D-Phe12,Nle21,38,α-Me-Leu37)-CRF (12-41) (human, rat) prevents the IL-1a induced Luteinizing hormone (LH) inhibition[1].

[Related Catalog]:

Research Areas >> Endocrinology
Signaling Pathways >> GPCR/G Protein >> CRFR

[References]

[1]. Feng YJ, et al. An inhibitory effects of interleukin-1a on basal gonadotropin release in the ovariectomized rhesus monkey: reversal by a corticotropin-releasing factor antagonist. Endocrinology. 1991 Apr;128(4):2077-82.  

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Molecular Formula ]:
C159H267N49O43

[ Molecular Weight ]:
3553.124

[ Exact Mass ]:
3551.021240

[ LogP ]:
-4.34

[ Index of Refraction ]:
1.644