PDB Entry (6t5v)
PDB ID: 6t5v Resolution: 1.31 Å Exp. Method: X-RAY DIFFRACTION
PMID: 32023060 DOI: 10.1021/acs.jmedchem.9b01720
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:   1-{4-[6-chloro-7-(5-methyl-1H-indazol-4-yl)quinazolin-4-yl]piperazin-1-yl}prop-2-en-1-one
Canonical SMILES:   c1n[nH]c(c12)ccc(C)c2-c(c(Cl)c3)cc(c34)ncnc4N5CCN(CC5)C(=O)C=C
Standard InChI:   InChI=1S/C23H21ClN6O/c1-3-21(31)29-6-8-30(9-7-29)23-16-10-18(24)15(11-20(16)25-13-26-23)22-14(2)4-5-19-17(22)12-27-28-19/h3-5,10-13H,1,6-9H2,2H3,(H,27,28)
HET Code:   MKZ PubChem:   118019010
DrugBank:   - ChEMBL:   CHEMBL4536127
Molecular Formula:   C23H21ClN6O Mol. Weight:   432.14655 logP:   3.96952
HBD:   1 HBA:   5
#Rotatable Bonds:   3 TPSA:   78.01
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Michael Addition CYS 12 A 110.39 10.38 Vinyl Carbonyl
Binding Affinity
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