PDB Entry (1nmq)
PDB ID: 1nmq Resolution: 2.4 Å Exp. Method: X-RAY DIFFRACTION
PMID: 12563278 DOI: 10.1038/nbt786
Protein
Protein Name: Caspase-3
Uniprot ID/ACC: P42574 (CASP3_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: CASP3 Gene ID: 836
Protein Class: HYDROLASE
Ligand
Ligand Name:   (3S)-5-(2,6-dichlorobenzoyloxy)-3-{3-[({2-[(5-methanesulfonylthiophen-2-yl)formamido]ethyl}disulfanyl)methyl]benzenesulfonamido}-4-oxopentanoic acid
Canonical SMILES:   CS(=O)(=O)c1ccc(s1)C(=O)NCCSSCc1cccc(c1)S(=O)(=O)N[C@@H](CC(O)=O)C(=O)COC(=O)c1c(Cl)cccc1Cl
Standard InChI:   InChI=1S/C27H26Cl2N2O10S5/c1-45(37,38)24-9-8-22(44-24)26(35)30-10-11-42-43-15-16-4-2-5-17(12-16)46(39,40)31-20(13-23(33)34)21(32)14-41-27(36)25-18(28)6-3-7-19(25)29/h2-9,12,20,31H,10-11,13-15H2,1H3,(H,30,35)(H,33,34)/t20-/m0/s1
HET Code:   160 PubChem:   -
DrugBank:   - ChEMBL:   -
Molecular Formula:   C27H26Cl2N2O10S5 Mol. Weight:   767.9568 logP:   4.3175
HBD:   3 HBA:   12
#Rotatable Bonds:   17 TPSA:   190.08
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Aliphatic Subsititution CYS 163 A 30.15 10.17 Acyloxymethyl Carbonyl
Binding Affinity
-