cyclosporin A   Click here for help

GtoPdb Ligand ID: 1024

Synonyms: ciclosporin | cyclosporine | cyclosporine A | Ikervis® (opthalmic solution) | Neoral® | Sandimmun® | Verkazia® (opthalmic solution)
Approved drug Immunopharmacology Ligand
cyclosporin A is an approved drug (FDA and UK (1983), EMA (2015))
Comment: Originally isolated from Tolypocladium inflatum, cyclosporin A acts as a calcineurin inhibitor.
There is some ambiguity in the literature as to the exact stereochemistry of cyclosporin A. Other common representations on PubChem are CID 5280754, and CID 24883466.
Click here for help
IUPHAR Pharmacology Education Project (PEP) logo

View more information in the IUPHAR Pharmacology Education Project: cyclosporin a

2D Structure
Click here for help
Click here for structure editor
SMILES / InChI / InChIKey
Click here for help
Canonical SMILES CC=CCC(C(C1C(=O)NC(CC)C(=O)N(C)CC(=O)N(C)C(CC(C)C)C(=O)NC(C(C)C)C(=O)N(C)C(CC(C)C)C(=O)NC(C(=O)NC(C(=O)N(C(C(=O)N(C(C(=O)N(C(C(=O)N1C)C(C)C)C)CC(C)C)C)CC(C)C)C)C)C)O)C
Isomeric SMILES C/C=C/C[C@H]([C@H]([C@H]1C(=O)N[C@@H](CC)C(=O)N(C)CC(=O)N(C)[C@@H](CC(C)C)C(=O)N[C@@H](C(C)C)C(=O)N(C)[C@@H](CC(C)C)C(=O)N[C@H](C(=O)N[C@@H](C(=O)N([C@H](C(=O)N([C@H](C(=O)N([C@H](C(=O)N1C)C(C)C)C)CC(C)C)C)CC(C)C)C)C)C)O)C
InChI InChI=1S/C62H111N11O12/c1-25-27-28-40(15)52(75)51-56(79)65-43(26-2)58(81)67(18)33-48(74)68(19)44(29-34(3)4)55(78)66-49(38(11)12)61(84)69(20)45(30-35(5)6)54(77)63-41(16)53(76)64-42(17)57(80)70(21)46(31-36(7)8)59(82)71(22)47(32-37(9)10)60(83)72(23)50(39(13)14)62(85)73(51)24/h25,27,34-47,49-52,75H,26,28-33H2,1-24H3,(H,63,77)(H,64,76)(H,65,79)(H,66,78)/b27-25+/t40-,41+,42-,43+,44+,45+,46+,47+,49+,50+,51+,52-/m1/s1
InChI Key PMATZTZNYRCHOR-CGLBZJNRSA-N
Selectivity at GPCRs
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
FPR1 Hs Antagonist Antagonist 6.2 – 6.3 pEC50 - 11
pEC50 6.2 – 6.3 [11]
Selectivity at enzymes
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
peptidylprolyl isomerase A Hs Inhibitor Inhibition 7.8 pKi - 6
pKi 7.8 (Ki 1.72x10-8 M) [6]
peptidylprolyl isomerase A Primary target of this compound Hs Inhibitor Inhibition 8.3 pIC50 - 3
pIC50 8.3 (IC50 5x10-9 M) Inhibition of the phosphatase activity of calcineurin in Jurkat cells. [3]
peptidylprolyl isomerase D Hs Inhibitor Inhibition 8.0 pIC50 - 6,9
pIC50 8.0 (IC50 1.01x10-8 M) [6,9]
Selectivity at transporters
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
OATP1B1 Hs Inhibitor Inhibition 7.3 pKi - 2,4
pKi 7.3 (Ki 5.1x10-8 M) [2,4]
ABCG2 Hs Inhibitor Inhibition 6.3 pKi - 8
pKi 6.3 (Ki 5x10-7 M) [8]
Description: Inhibition of ABCG2-ATPase activity induced by substrate binding.
Sodium/bile acid and sulphated solute cotransporter 1 Hs Inhibitor Inhibition 5.1 pKi - 1
pKi 5.1 (Ki 7.6x10-6 M) [1]
OATP1B3 Hs Inhibitor Inhibition 6.1 pIC50 - 4,10
pIC50 6.1 (IC50 8x10-7 M) [4,10]
Sodium/bile acid and sulphated solute cotransporter 1 Hs Inhibitor Inhibition 6.0 pIC50 - 5
pIC50 6.0 (IC50 1x10-6 M) [5]