PDB Entry (6xa4)
PDB ID: 6xa4 Resolution: 1.65 Å Exp. Method: X-RAY DIFFRACTION
PMID: 33158912 DOI: 10.1126/sciadv.abe0751
Protein
Protein Name: Replicase polyprotein 1ab
Uniprot ID/ACC: P0DTD1 (R1AB_SARS2) Organism: Severe acute respiratory syndrome coronavirus 2 (2019-nCoV) (SARS-CoV-2)
Gene Symbol: rep Gene ID: 43740578
Protein Class: HYDROLASE
Ligand
Ligand Name:   Calpain inhibitor II
Canonical SMILES:   CSCC[C@@H](C=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)C
Standard InChI:   InChI=1S/C19H35N3O4S/c1-12(2)9-16(20-14(5)24)19(26)22-17(10-13(3)4)18(25)21-15(11-23)7-8-27-6/h11-13,15-17H,7-10H2,1-6H3,(H,20,24)(H,21,25)(H,22,26)/t15-,16-,17-/m0/s1
HET Code:   UXS PubChem:   121855
DrugBank:   - ChEMBL:   CHEMBL318779
Molecular Formula:   C19H35N3O4S Mol. Weight:   401.23483 logP:   1.5049
HBD:   3 HBA:   5
#Rotatable Bonds:   13 TPSA:   104.37
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Hemi(thio)acetalization CYS 145 A 11.32 14.26 Aldehyde
Binding Affinity
-