Structure of PDB 3lpb Chain B

Receptor sequence
>3lpbB (length=286) Species: 9606 (Homo sapiens) [Search protein sequence]
SDPTQFEERHLKFLQQLGKGNFGSVEMCRYDPLQDNTGEVVAVKKLQHST
EEHLRDFEREIEILKSLQHDNIVKYKGVCYNLKLIMEYLPYGSLRDYLQK
HKERIDHIKLLQYTSQICKGMEYLGTKRYIHRDLATRNILVENENRVKIG
DFGLTKVLPQDKEYYKVKESPIFWYAPESLTESKFSVASDVWSFGVVLYE
LFTYIEKSKSPPAEFMRMIGNDKQGQMIVFHLIELLKNNGRLPRPDGCPD
EIYMIMTECWNNNVNQRPSFRDLALRVDQIRDNMAG
3D structure
PDB3lpb Discovery and SAR of potent, orally available 2,8-diaryl-quinoxalines as a new class of JAK2 inhibitors
ChainB
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D976 A978 R980 N981 D994 S1016
Catalytic site (residue number reindexed from 1) D133 A135 R137 N138 D151 S170
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 NVB B L855 G856 K857 V863 A880 M929 Y931 L932 P933 G935 L983 G993 L17 G18 K19 V25 A42 M86 Y88 L89 P90 G92 L140 G150 MOAD: ic50=42nM
BindingDB: IC50=42nM
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:3lpb, PDBe:3lpb, PDBj:3lpb
PDBsum3lpb
PubMed20231096
UniProtO60674|JAK2_HUMAN Tyrosine-protein kinase JAK2 (Gene Name=JAK2)

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