Structure of PDB 4bdk Chain A

Receptor sequence
>4bdkA (length=286) Species: 9606 (Homo sapiens) [Search protein sequence]
VYPKALRDEYIMSKTLGGEVKLAFERKTCKKVAIKIISKALNVETEIEIL
KKLNHPCIIKIKNFFDAEDYYIVLELMEGGELFDKVVGNKRLKEATCKLY
FYQMLLAVQYLHENGIIHRDLKPENVLLSSQEEDCLIKITDFGHSKILGE
TSLMRTLCGTPTYLAPEVLVSVGTAGYNRAVDCWSLGVILFICLSGYPPF
SEHRTQVSLKDQITSGKYNFIPEVWAEVSEKALDLVKKLLVVDPKARFTT
EEALRHPWLQDEDMKRKFQDLLSEENESTALPQVLA
3D structure
PDB4bdk Fragment-Based Screening Maps Inhibitor Interactions in the ATP-Binding Site of Checkpoint Kinase 2.
ChainA
Resolution3.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D347 K349 N352 D368 T387
Catalytic site (residue number reindexed from 1) D120 K122 N125 D141 T160
Enzyme Commision number 2.7.11.1: non-specific serine/threonine protein 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 RQQ A L226 M304 E305 G307 L354 L16 M77 E78 G80 L127 PDBbind-CN: -logKd/Ki=5.44,IC50=3.6uM
Gene Ontology
Molecular Function
GO:0004672 protein 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:4bdk, PDBe:4bdk, PDBj:4bdk
PDBsum4bdk
PubMed23776527
UniProtO96017|CHK2_HUMAN Serine/threonine-protein kinase Chk2 (Gene Name=CHEK2)

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