Table 1

Structure and functional activity relationships of sCT analogues in the constitutively active C1b CTR system

sCT analogueStructureActivity
sCTsCT-(1-32)Agonist
SDZ-220-235Ac-[Ala7,Aib17]sCT-(2-32)Agonist
SDZ-218-686Ala7-sCT-(3-32)Agonist
SDZ-216-710Isocaproyl-[Ala7,Aib10,17,Lys(For)11,18,Lys(fructosyl)24]sCT-(5-32)Partial agonist/antagonist
SDZ-212-769[Ala7]sCT-(7-32)Inverse agonist
sCT-(8-32)sCT-(8-32)Inverse agonist
SDZ-219-379Ac-[Aib10,17,Lys(For)11,18,Lys(Ip)24]sCT-(8-32)Inverse agonist
AC512Bolton-Hunter-[Arg18,Asn30,Tyr32]sCT-(8-32)Inverse agonist