PDB Entry (1btu)
PDB ID: 1btu Resolution: 1.6 Å Exp. Method: X-RAY DIFFRACTION
PMID: 9860865 DOI: 10.1021/bi9816249
Protein
Protein Name: Chymotrypsin-like elastase family member 1
Uniprot ID/ACC: P00772 (CELA1_PIG) Organism: Sus scrofa (Pig)
Gene Symbol: CELA1 Gene ID: 396766
Protein Class: HYDROLASE
Ligand
Ligand Name:   (3S,4R)-1-TOSYL-3-ETHYL-AZETIDIN-2-ONE-4-CARBOXYLIC ACID
Canonical SMILES:   CC[C@H]1[C@@H](N(C1=O)S(=O)(=O)c1ccc(C)cc1)C(O)=O
Standard InChI:   InChI=1S/C13H15NO5S/c1-3-10-11(13(16)17)14(12(10)15)20(18,19)9-6-4-8(2)5-7-9/h4-7,10-11H,3H2,1-2H3,(H,16,17)/t10-,11+/m0/s1
HET Code:   2BL PubChem:   -
DrugBank:   - ChEMBL:   -
Molecular Formula:   C13H15NO5S Mol. Weight:   297.0671 logP:   1.00532
HBD:   1 HBA:   4
#Rotatable Bonds:   4 TPSA:   91.75
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Beta-Lactam Addition SER 195 A 16.87 - Beta-Lactam
Binding Affinity
-