Structure of PDB 6xer Chain D Binding Site BS02

Receptor Information
>6xer Chain D (length=430) Species: 9823 (Sus scrofa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
REIVHIQAGQCGNQIGAKFWEVISDEHGIDPTGSYHGDSDLQLERINVYY
NEATGNKYVPRAILVDLEPGTMDSVRSGPFGQIFRPDNFVFGQSGAGNNW
AKGHYTEGAELVDSVLDVVRKESESCDCLQGFQLTHSLGGGTGSGMGTLL
ISKIREEYPDRIMNTFSVMPSPKVSDTVVEPYNATLSVHQLVENTDETYC
IDNEALYDICFRTLKLTTPTYGDLNHLVSATMSGVTTCLRFPGQLNADLR
KLAVNMVPFPRLHFFMPGFAPLTSRGSQQYRALTVPELTQQMFDSKNMMA
ACDPRHGRYLTVAAIFRGRMSMKEVDEQMLNVQNKNSSYFVEWIPNNVKT
AVCDIPPRGLKMSATFIGNSTAIQELFKRISEQFTAMFRRKAFLHWYTGE
GMDEMEFTEAESNMNDLVSEYQQYQDATAD
Ligand information
Ligand IDLOC
InChIInChI=1S/C22H25NO6/c1-12(24)23-16-8-6-13-10-19(27-3)21(28-4)22(29-5)20(13)14-7-9-18(26-2)17(25)11-15(14)16/h7,9-11,16H,6,8H2,1-5H3,(H,23,24)/t16-/m0/s1
InChIKeyIAKHMKGGTNLKSZ-INIZCTEOSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(NC3C1=CC(=O)C(OC)=CC=C1c2c(cc(OC)c(OC)c2OC)CC3)C
OpenEye OEToolkits 1.5.0CC(=O)NC1CCc2cc(c(c(c2C3=CC=C(C(=O)C=C13)OC)OC)OC)OC
OpenEye OEToolkits 1.5.0CC(=O)N[C@H]1CCc2cc(c(c(c2C3=CC=C(C(=O)C=C13)OC)OC)OC)OC
CACTVS 3.341COC1=CC=C2C(=CC1=O)[CH](CCc3cc(OC)c(OC)c(OC)c23)NC(C)=O
CACTVS 3.341COC1=CC=C2C(=CC1=O)[C@H](CCc3cc(OC)c(OC)c(OC)c23)NC(C)=O
FormulaC22 H25 N O6
NameN-[(7S)-1,2,3,10-tetramethoxy-9-oxo-6,7-dihydro-5H-benzo[d]heptalen-7-yl]ethanamide;
COLCHICINE
ChEMBLCHEMBL107
DrugBankDB01394
ZINCZINC000000621853
PDB chain6xer Chain D Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6xer Design, Synthesis, and Biological Evaluation of Stable Colchicine-Binding Site Tubulin Inhibitors 6-Aryl-2-benzoyl-pyridines as Potential Anticancer Agents.
Resolution2.5 Å
Binding residue
(original residue number in PDB)		L246 K252 L253 N256 M257 I316 K350
Binding residue
(residue number reindexed from 1)		L245 K251 L252 N255 M256 I315 K349
Annotation score1
Binding affinityBindingDB: IC50=1400nM,Kd=3700nM,Ki=5750nM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003924 GTPase activity
GO:0005200 structural constituent of cytoskeleton
GO:0005515 protein binding
GO:0005525 GTP binding
GO:0046872 metal ion binding
Biological Process
GO:0000226 microtubule cytoskeleton organization
GO:0000278 mitotic cell cycle
GO:0007017 microtubule-based process
Cellular Component
GO:0005737 cytoplasm
GO:0005856 cytoskeleton
GO:0005874 microtubule

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6xer, PDBe:6xer, PDBj:6xer
PDBsum6xer
PubMed34378386
UniProtP02554|TBB_PIG Tubulin beta chain

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