Structure of PDB 4ivb Chain A

Receptor sequence
>4ivbA (length=293) Species: 9606 (Homo sapiens) [Search protein sequence]
GDIVSEKKPATEVDPTHFEKRFLKRIRDLGEGHFGKVELCRYDPEGDNTG
EQVAVKSLKPHIADLKKEIEILRNLYHENIVKYKGICTEGIKLIMEFLPS
GSLKEYLPKNKNKINLKQQLKYAVQICKGMDYLGSRQYVHRDLAARNVLV
ESEHQVKIGDFGLTKAIETDKEYYTVKDDRDSPVFWYAPECLMQSKFYIA
SDVWSFGVTLHELLTYCDSDSSPMALFLKMIGPTHGQMTVTRLVNTLKEG
KRLPCPPNCPDEVYQLMRKCWEFQPSNRTSFQNLIEGFEALLK
3D structure
PDB4ivb Identification of C-2 Hydroxyethyl Imidazopyrrolopyridines as Potent JAK1 Inhibitors with Favorable Physicochemical Properties and High Selectivity over JAK2.
ChainA
Resolution1.9 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D1003 A1005 R1007 N1008 D1021 D1040
Catalytic site (residue number reindexed from 1) D142 A144 R146 N147 D160 D179
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 1J5 A L881 V889 A906 M956 F958 L959 S963 E966 L1010 D1021 L29 V37 A54 M95 F97 L98 S102 E105 L149 D160 MOAD: Ki=1.9nM
PDBbind-CN: -logKd/Ki=8.72,Ki=1.9nM
BindingDB: EC50=130nM,Ki=1.9nM
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:4ivb, PDBe:4ivb, PDBj:4ivb
PDBsum4ivb
PubMed23659214
UniProtP23458|JAK1_HUMAN Tyrosine-protein kinase JAK1 (Gene Name=JAK1)

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