PDB Entry (6b0y)
PDB ID: 6b0y Resolution: 1.43 Å Exp. Method: X-RAY DIFFRACTION
PMID: 29760531 DOI: 10.1038/s41594-018-0061-5
Protein
Protein Name: GTPase KRas
Uniprot ID/ACC: P01116 (RASK_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: KRAS Gene ID: 3845
Protein Class: SIGNALING PROTEIN
Ligand
Ligand Name:   ARS-917
Canonical SMILES:   Fc1ccccc1-c(c(Cl)c2)cc(c23)ncnc3N4CCN(CC4)C(=O)C=C
Standard InChI:   InChI=1S/C21H18ClFN4O/c1-2-20(28)26-7-9-27(10-8-26)21-16-11-17(22)15(12-19(16)24-13-25-21)14-5-3-4-6-18(14)23/h2-6,11-13H,1,7-10H2
HET Code:   8ZG PubChem:   118018888
DrugBank:   - ChEMBL:   -
Molecular Formula:   C21H18ClFN4O Mol. Weight:   396.11533 logP:   3.9239
HBD:   0 HBA:   4
#Rotatable Bonds:   3 TPSA:   49.33
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Michael Addition CYS 12 A 107.43 10.33 Vinyl Carbonyl
Binding Affinity
Database Name Value
PDBBind Ki : >64000 nM