Structure of PDB 6glb Chain A Binding Site BS01

Receptor Information
>6glb Chain A (length=288) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DPTIFEERHLKYISQLGKGNFGSVELCRYDPLGDNTGALVAVKQLQHSGP
DQQRDFQREIQILKALHSDFIVKYRGVSYGPGRQSLRLVMEYLPSGCLRD
FLQRHRARLDASRLLLYSSQICKGMEYLGSRRCVHRALAARNILVESEAH
VKIADFGLAKLLPLDKDYYVVRQSPIFWYAPESLSDNIFSRQSDVWSFGV
VLYELFTYCDKSCSPSAEFLRMMGSERDVPALSRLLELLEEGQRLPAPPA
CPAEVHELMKLCWAPSPQDRPSFSALGPQLDMLWSGSR
Ligand information
Ligand IDF48
InChIInChI=1S/C21H21N5O/c22-11-4-7-15-8-9-18(27-15)21-25-17-13-24-20-16(10-12-23-20)19(17)26(21)14-5-2-1-3-6-14/h8-10,12-14H,1-7H2,(H,23,24)
InChIKeyPLKGAHIHTTYWEV-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385N#CCCc1oc(cc1)c2nc3cnc4[nH]ccc4c3n2C5CCCCC5
OpenEye OEToolkits 2.0.6c1cc(oc1CCC#N)c2nc3cnc4c(c3n2C5CCCCC5)cc[nH]4
FormulaC21 H21 N5 O
Name3-[5-(3-cyclohexyl-3,5,8,10-tetrazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,11-pentaen-4-yl)furan-2-yl]propanenitrile
ChEMBLCHEMBL4127590
DrugBank
ZINC
PDB chain6glb Chain A Residue 1201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6glb Development, Optimization, and Structure-Activity Relationships of Covalent-Reversible JAK3 Inhibitors Based on a Tricyclic Imidazo[5,4- d]pyrrolo[2,3- b]pyridine Scaffold.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		L828 V836 A853 E903 Y904 L905 C909 R953 N954 L956
Binding residue
(residue number reindexed from 1)		L16 V24 A41 E91 Y92 L93 C97 R141 N142 L144
Annotation score1
Binding affinityMOAD: ic50=129nM
PDBbind-CN: -logKd/Ki=6.89,Kd=129nM
BindingDB: IC50=10.0nM
Enzymatic activity
Catalytic site (original residue number in PDB) A949 A951 R953 N954 D967
Catalytic site (residue number reindexed from 1) A137 A139 R141 N142 D155
Enzyme Commision number 2.7.10.2: non-specific protein-tyrosine kinase.
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006468 protein phosphorylation

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Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6glb, PDBe:6glb, PDBj:6glb
PDBsum6glb
PubMed29852068
UniProtP52333|JAK3_HUMAN Tyrosine-protein kinase JAK3 (Gene Name=JAK3)

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