kallidin   Click here for help

GtoPdb Ligand ID: 650

Synonyms: [Lys]bradykinin | kallidin II | Lys-BK | Lysyl-bradykinin
Species: Human
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2D Structure
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Canonical SMILES NCCCCC(C(=O)NC(C(=O)N1CCCC1C(=O)N1CCCC1C(=O)NCC(=O)NC(C(=O)NC(C(=O)N1CCCC1C(=O)NC(C(=O)NC(C(=O)O)CCCN=C(N)N)Cc1ccccc1)CO)Cc1ccccc1)CCCN=C(N)N)N
Isomeric SMILES NCCCC[C@@H](C(=O)N[C@H](C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N1CCC[C@H]1C(=O)N[C@H](C(=O)N[C@H](C(=O)O)CCCN=C(N)N)Cc1ccccc1)CO)Cc1ccccc1)CCCN=C(N)N)N
InChI InChI=1S/C56H85N17O12/c57-24-8-7-18-36(58)46(76)67-37(19-9-25-63-55(59)60)51(81)73-29-13-23-44(73)53(83)72-28-11-21-42(72)49(79)65-32-45(75)66-39(30-34-14-3-1-4-15-34)47(77)70-41(33-74)52(82)71-27-12-22-43(71)50(80)69-40(31-35-16-5-2-6-17-35)48(78)68-38(54(84)85)20-10-26-64-56(61)62/h1-6,14-17,36-44,74H,7-13,18-33,57-58H2,(H,65,79)(H,66,75)(H,67,76)(H,68,78)(H,69,80)(H,70,77)(H,84,85)(H4,59,60,63)(H4,61,62,64)/t36-,37-,38-,39-,40-,41-,42-,43-,44-/m0/s1
Natural/Endogenous Targets
B1 receptor
B2 receptor
Selectivity at GPCRs
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
B1 receptor Ligand is endogenous in the given species Hs Agonist Full agonist 7.0 – 8.9 pKi - 1-2,6
pKi 7.0 – 8.9 [1-2,6]
B1 receptor Rn Agonist Full agonist 6.5 – 6.6 pKi - 6
pKi 6.5 – 6.6 [6]
B1 receptor Mm Agonist Full agonist 6.3 pKi - 4-5
pKi 6.3 [4-5]
B2 receptor Ligand is endogenous in the given species Hs Agonist Full agonist 9.3 pIC50 - 4
pIC50 9.3 [4]
B2 receptor Mm Agonist Full agonist 9.3 pIC50 - 4
pIC50 9.3 [4]
Additional information and targets (data relate to human unless otherwise stated)
Description Data Reference
Targets where the ligand is described in the comment field
Target Comment
Ligand mentioned in the following text fields