Structure of PDB 3zep Chain B

Receptor sequence
>3zepB (length=270) Species: 9606 (Homo sapiens) [Search protein sequence]
PTIFEERHLKYISQLGKGSVELCRYDPLGDNTGALVAVKQLQHSGPDQQR
DFQREIQILKALHSDFIVKYRGVSYSLRLVMEYLPSGCLRDFLQRHRARL
DASRLLLYSSQICKGMEYLGSRRCVHRDLAARNILVESEAHVKIADFGLA
KLLPLDKDYYVVRSPIFWYAPESLSDNIFSRQSDVWSFGVVLYELFTYCD
KSCSPSAEFLRMMGPALSRLLELLEEGQRLPAPPACPAEVHELMKLCWAP
SPQDRPSFSALGPQLDMLWS
3D structure
PDB3zep Discovery of a Series of Novel 5H-Pyrrolo[2,3-B]Pyrazine-2-Phenyl Ethers, as Potent Jak3 Kinase Inhibitors.
ChainB
Resolution2.35 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D949 A951 R953 N954 D967
Catalytic site (residue number reindexed from 1) D128 A130 R132 N133 D146
Enzyme Commision number 2.7.10.2: non-specific protein-tyrosine kinase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 1NX B L828 A853 E903 Y904 L905 C909 L956 L15 A37 E82 Y83 L84 C88 L135 MOAD: ic50=0.022uM
BindingDB: IC50=22nM
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

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

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