Structure of PDB 3zep Chain A Binding Site BS01

Receptor Information
>3zep Chain A (length=276) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PTIFEERHLKYISQLGKGNFGSVELCRYDPLGDNTGALVAVKQLQHSGPD
QQRDFQREIQILKALHSDFIVKYRGVSYSLRLVMEYLPSGCLRDFLQRHR
ARLDASRLLLYSSQICKGMEYLGSRRCVHRDLAARNILVESEAHVKIADF
GLAKLLPLDKDYYVVREPGQSPIFWYAPESLSDNIFSRQSDVWSFGVVLY
ELFTYCDKSCSPSAEFLRMMGSPALSRLLELLEEGQRLPAPPACPAEVHE
LMKLCWAPSPQDRPSFSALGPQLDML
Ligand information
Ligand ID1NX
InChIInChI=1S/C23H25N5O3/c1-12(14-3-4-14)26-23(30)18-10-24-22-21(18)28-20(11-25-22)31-16-7-5-15-6-8-19(17(15)9-16)27-13(2)29/h5,7,9-12,14,19H,3-4,6,8H2,1-2H3,(H,24,25)(H,26,30)(H,27,29)/t12-,19+/m0/s1
InChIKeyZLMYXZMBDPHCEG-HXPMCKFVSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.9.2CC(C1CC1)NC(=O)c2c[nH]c3c2nc(cn3)Oc4ccc5c(c4)C(CC5)NC(=O)C
CACTVS 3.385C[C@H](NC(=O)c1c[nH]c2ncc(Oc3ccc4CC[C@@H](NC(C)=O)c4c3)nc12)C5CC5
ACDLabs 12.01O=C(NC5c4cc(Oc1nc2c(nc1)ncc2C(=O)NC(C)C3CC3)ccc4CC5)C
OpenEye OEToolkits 1.9.2C[C@@H](C1CC1)NC(=O)c2c[nH]c3c2nc(cn3)Oc4ccc5c(c4)[C@@H](CC5)NC(=O)C
CACTVS 3.385C[CH](NC(=O)c1c[nH]c2ncc(Oc3ccc4CC[CH](NC(C)=O)c4c3)nc12)C5CC5
FormulaC23 H25 N5 O3
Name2-[[(3R)-3-acetamido-2,3-dihydro-1H-inden-5-yl]oxy]-N-[(1S)-1-cyclopropylethyl]-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide
ChEMBLCHEMBL2376436
DrugBank
ZINCZINC000095920538
PDB chain3zep Chain A Residue 2099 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB3zep Discovery of a Series of Novel 5H-Pyrrolo[2,3-B]Pyrazine-2-Phenyl Ethers, as Potent Jak3 Kinase Inhibitors.
Resolution2.35 Å
Binding residue
(original residue number in PDB)		L828 K830 V836 A853 Y904 L905 G908 L956 D967
Binding residue
(residue number reindexed from 1)		L15 K17 V23 A40 Y86 L87 G90 L138 D149
Annotation score1
Binding affinityMOAD: ic50=0.022uM
PDBbind-CN: -logKd/Ki=7.66,IC50=22nM
BindingDB: IC50=22nM
Enzymatic activity
Catalytic site (original residue number in PDB) D949 A951 R953 N954 D967
Catalytic site (residue number reindexed from 1) D131 A133 R135 N136 D149
Enzyme Commision number 2.7.10.2: non-specific protein-tyrosine kinase.
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004713 protein tyrosine kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006468 protein phosphorylation

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:3zep, PDBe:3zep, PDBj:3zep
PDBsum3zep
PubMed23541670
UniProtP52333|JAK3_HUMAN Tyrosine-protein kinase JAK3 (Gene Name=JAK3)

[Back to BioLiP]