PDB Entry (1qj1)
PDB ID: 1qj1 Resolution: 2.0 Å Exp. Method: X-RAY DIFFRACTION
PMID: 10387040 DOI: 10.1021/BI9830359
Protein
Protein Name: Prothrombin
Uniprot ID/ACC: P00734 (THRB_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: F2 Gene ID: 2147
Protein Class: HYDROLASE
Ligand
Ligand Name:   5-[(3R,3aS,8aS)-5-(4-hydroxyphenyl)-2-oxo-2H,3H,3aH,8H,8aH-indeno[2,1-b]furan-3-yl]pentanimidamide
Canonical SMILES:   NC(=N)CCCC[C@@H]1[C@@H]2[C@H](Cc3ccc(cc23)-c2ccc(O)cc2)OC1=O
Standard InChI:   InChI=1S/C22H24N2O3/c23-20(24)4-2-1-3-17-21-18-11-14(13-7-9-16(25)10-8-13)5-6-15(18)12-19(21)27-22(17)26/h5-11,17,19,21,25H,1-4,12H2,(H3,23,24)/t17-,19+,21+/m1/s1
HET Code:   166 PubChem:   -
DrugBank:   - ChEMBL:   -
Molecular Formula:   C22H24N2O3 Mol. Weight:   364.17868 logP:   3.73687
HBD:   3 HBA:   4
#Rotatable Bonds:   6 TPSA:   96.4
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Lactone Addition SER 195 B 18.73 - Gamma-Lactone
Binding Affinity
Database Name Value
PDBBind IC50 : 9 nM