Factor B-IN-5 (Example 5 target compound) is a potent complement factor B inhibitor, with an IC50 of 1.2 μM. Factor B-IN-5 can be used for the research of diseases related to inflammation and immunity[1].
Avacincaptad pegol (ARC1905) is is an anti-C5 RNA aptamer that inhibits the cleavage of complement factor 5 (C5) into C5a and C5b. Avacincaptad pegol is being used for the study of age-related macular degeneration (AMD).
Compstatinis is a 13-residue cyclic peptide, and a potent inhibitor of the complement system.
Pexelizumab (h5G1. 1-SC) is a humanized scFv monoclonal antibody directed against the C5 complement component. Pexelizumab inhibits apoptosis and leukocyte infiltration. Pexelizumab can be used for the research of cerebral IR injury and myocardial infarction[1][2].
LNP023 is a highly potent factor B (FB) inhibitor with an IC50 value of 10 nM. LNP023 shows direct, reversible, and high-affinity binding to human FB (KD=7.9 nM)[1].
Gefurulimab (ALXN-1720) is a human-derived bispecific antibody against complement C5 and albumin that binds C5 and blocks its activation[1].
Avdoralimab (IPH 5401) is a fully human IgGκ monoclonal antibody that targets the complement C5a receptor 1 (C5aR1) that prevents its binding to C5a. Avdoralimab can be used for complement-driven inflammatory diseases and solid tumours research[1].
ADH-503 ((Z)-Leukadherin-1 choline) is an orally active and allosteric CD11b agonist. ADH-503 leads to the repolarization of tumorassociated macrophages, reduction in the number of tumor-infiltrating immunosuppressive myeloid cells, and enhances dendritic cell responses[1].
Crovalimab (SKY59; RO7112689) is a novel humanized antibody against C5 in a pH-dependent manner with KDs of 15.2 nM and 16.8 μM at pH 7.4 and 5.8, respectively. Crovalimab binds human FcRn with great affinity (KD: 17 μM at pH 6.0). Crovalimab can block cleavage of C5 by the C5 convertase and inhibite the activity of a C5 variant (p.Arg885His). Crovalimab inhibits C5b-9 formation significantly in all three complement pathways, the classical pathway (CP), lectin pathway (LP), and alternative pathway (AP). Crovalimab has the potential for paroxysmal nocturnal hemoglobinuria (PNH) and complement-mediated diseases research[1][2].
PMX53 (Ac-Phe-cyclo(Orn-Pro-D-Cha-Trp-Arg)) is a potent C5a receptor (CD88) antagonist with IC50 of 20 nM, also is an agonist for Mas-related gene 2 (MrgX2) in human mast cells; PMX-53 (10 nM) inhibited C5a-induced Ca(2+) mobilization in HMC-1 cells, but at higher concentrations (>30 nM) it caused degranulation in LAD2 mast cells, CD34(+) cell-derived mast cells, and RBL-2H3 cells stably expressing MrgX2; inhibits zymosan-, carrageenan-, LPS- and antigen-induced hypernociception in rats.
Pelecopan (BCX9930) is a potent, selective, orally active inhibitor of complement factor D with an IC50 value of 14.3 nM. Pelecopan can target factor D to prevent both intravascular and extravascular hemolysis in PNH. Pelecopan also be used for other alternative pathway (AP) mediated diseases[1][2].
LNP023 hydrochloride is an orally bioavailable, highly potent and highly selective factor B inhibitor. LNP023 shows direct, reversible, and high-affinity binding to human factor B with a KD of 7.9 nM. LNP023 inhibits factor B with an IC50 value of 10 nM[1][2].
L-156602 is a C5a receptor antagonist. L-156602 inhibits inflammation, and the migration of monocytes and neutrophils to the infiltrating site in mouse inflammatory models. L-156602 suppresses the efferent phase of delayed-type hypersensitivity (DTH)[1][2].
PMX 205 is a potent complement C5a receptor (C5aR; CD88) antagonist.
Ravulizumab (ALXN1210) is a humanized monoclonal antibody that specifically binds with high affinity to the human complement protein C5. Ravulizumab can be used for the research of paroxysmal nocturnal hemoglobinuria, atypical hemolytic uremic syndrome, and myasthenia gravis[1].
3-Phenoxybenzaldehyde has weak complement classical pathway inhibition and hemolytic activity[1].
AMY-101 TFA (Cp40 TFA), a peptidic inhibitor of the central complement component C3 (KD = 0.5 nM), inhibits naturally occurring periodontitis in non-human primates (NHPs). AMY-101 (Cp40) exhibits a favorable anti-inflammatory activity in models with COVID-19 severe pneumonia with systemic hyper inflammation[1][2].
3-O-(2'E,4'Z-Decadienoyl)ingenol is a natural diterpene that exhibits significant anticomplement activity with an IC50 of 89.5 μM[1].
Factor B-IN-3 (Example 3 target compound) is a potent complement factor B inhibitor. Factor B-IN-3 can be used for the research of diseases related to inflammation and immunity[1].
(Z)-Leukadherin-1 (ADH-503 free base) is an orally active and allosteric CD11b agonist. (Z)-Leukadherin-1 leads to the repolarization of tumorassociated macrophages, reduction in the number of tumor-infiltrating immunosuppressive myeloid cells, and enhances dendritic cell responses[1].
Factor B-IN-2 (Example 1 target compound) is a potent complement factor B inhibitor, with an IC50 of 1.5 μM. Factor B-IN-2 can be used for the research of diseases related to inflammation and immunity[1].
C3a receptor agonist 1 (compound benzeneacetamide) is a potent C3a receptor agonist. C3a receptor agonist 1 has the potential for the research of acute inflammation[1].
Danicopan, a selective and orally active small-molecule factor D inhibitor, inhibits alternative pathway of complement (APC) activity. Danicopan has potential to block the alternative pathway of complement in paroxysmal nocturnal hemoglobinuria (PNH) and atypical hemolytic uremic syndrome (aHUS)[1].
Pozelimab (REGN3918) is a fully human IgG4 anti-C5 monoclonal antibody. Pozelimab binds to C5 and C5 variants with high affinity and blocks complement-mediated hemolysis. Pozelimab can be used for the research of complement-mediated diseases[1].
Cyclosporin A-d3 is the d3-labeled Cyclosporin A (HY-B0579)[1].
NRP1 antagonist 2 (Compound 1) is an NRP1 antagonist[1].
NDT 9513727 is a potent, selective, orally active and competitive inverse agonist of the human C5aR (C5a receptor), with an IC50 of 11.6 nM. NDT 9513727 can be used for the research of human inflammatory diseases[1].
Avacincaptad pegol is a C5 complement inhibitor that may reduce inflammation-related retinal pigment epithelium (RPE) damage. Avacincaptad pegol caqn be used for the research of stargardt macular dystrophy (STGD1) and geographic atrophy (GA)[1][2].
BCX 1470 inhibits the esterolytic activity of factor D (IC50=96 nM) and C1s (IC50=1.6 nM), 3.4- and 200-fold better, respectively, than that of trypsin.IC50 Value: 96 nM (Factor D); 1.6 nM (C1s); 326 nM (Trypsin) [1]Target: Factor D; C1sBCX 1470(Thrombin inhibitor) is serine protease inhibitor.BCX 1470(Thrombin inhibitor) blocks the esterolytic and hemolytic activities of the complement enzymes Cls and factor D in vitro, also blocked development of RPA-induced edema in the rat.
BCX 1470 inhibits the esterolytic activity of factor D (IC50=96 nM) and C1s (IC50=1.6 nM), 3.4- and 200-fold better, respectively, than that of trypsin.IC50 Value: 96 nM (Factor D); 1.6 nM (C1s); 326 nM (Trypsin) [1]Target: Factor D; C1sBCX 1470(Thrombin inhibitor) is serine protease inhibitor.BCX 1470(Thrombin inhibitor) blocks the esterolytic and hemolytic activities of the complement enzymes Cls and factor D in vitro, also blocked development of RPA-induced edema in the rat.