PDB Entry (3t9t)
PDB ID: 3t9t Resolution: 1.65 Å Exp. Method: X-RAY DIFFRACTION
PMID: 21958547 DOI: 10.1016/j.bmcl.2011.09.008
Protein
Protein Name: Tyrosine-protein kinase ITK/TSK
Uniprot ID/ACC: Q08881 (ITK_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: ITK Gene ID: 3702
Protein Class: TRANSFERASE
Ligand
Ligand Name:   (2Z)-4-(dimethylamino)-N-{7-fluoro-4-[(2-methylphenyl)amino]imidazo[1,5-a]quinoxalin-8-yl}-N-methylbut-2-enamide
Canonical SMILES:   Cc1ccccc1Nc(n2)c(cnc3)n3c(c24)cc(c(F)c4)N(C)C(=O)/C=C\CN(C)C
Standard InChI:   InChI=1S/C24H25FN6O/c1-16-8-5-6-9-18(16)27-24-22-14-26-15-31(22)21-13-20(17(25)12-19(21)28-24)30(4)23(32)10-7-11-29(2)3/h5-10,12-15H,11H2,1-4H3,(H,27,28)/b10-7-
HET Code:   IAQ PubChem:   72200602
DrugBank:   - ChEMBL:   -
Molecular Formula:   C24H25FN6O Mol. Weight:   432.2074 logP:   4.15422
HBD:   1 HBA:   6
#Rotatable Bonds:   6 TPSA:   65.77
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Michael Addition CYS 442 A 39.13 11.47 Vinyl Carbonyl
Binding Affinity
Database Name Value
PDBBind IC50 : 1.93 nM