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. Author manuscript; available in PMC: 2015 Oct 16.
Published in final edited form as: Expert Opin Drug Discov. 2011 Mar 24;6(5):543–557. doi: 10.1517/17460441.2011.565743

Table 2.

ACTH antagonists and their inhibition of [3H] ACTH11-24 in rat adrenal cortex membranes by unlabeled peptides.

Compound Peptide sequence IC50 (nM) Ki (nM)
ACTH1-24 SYSMEHFRWGKPVGKKRRPVKVYP
ACTH11-24 KPVGKKRRPVKVYP 11.3 1.7
ACTH15-18 KKRR 15.1 2.3
pIL-1α81-88 GKPVGKKRR 7.6 2