Structure of PDB 2xm9 Chain A

Receptor sequence
>2xm9A (length=287) Species: 9606 (Homo sapiens) [Search protein sequence]
VYPKALRDEYIMSKTLGSGEVKLAFERKTCKKVAIKIISKPALNVETEIE
ILKKLNHPCIIKIKNFFDAEDYYIVLELMEGGELFDKVVGNKRLKEATCK
LYFYQMLLAVQYLHENGIIHRDLKPENVLLSSQEEDCLIKITDFGHSKIL
GETSLMRTLCGTPTYLAPEVLVSVGTAGYNRAVDCWSLGVILFICLSGYP
PFSEHRTQVSLKDQITSGKYNFIPEVWAEVSEKALDLVKKLLVVDPKARF
TTEEALRHPWLQDEDMKRKFQDLLSEENESTALPQVL
3D structure
PDB2xm9 Structure-Based Design of Potent and Selective 2-(Quinazolin-2-Yl)Phenol Inhibitors of Checkpoint Kinase 2.
ChainA
Resolution2.5 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) D122 K124 N127 D143 T162
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 LWH A L226 A247 K249 E273 I286 L301 M304 E308 E351 N352 L354 T367 D368 L16 A34 K36 E48 I61 L76 M79 E83 E126 N127 L129 T142 D143 MOAD: ic50=0.009uM
PDBbind-CN: -logKd/Ki=8.05,IC50=0.009uM
Gene Ontology
Molecular Function
GO:0004672 protein 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:2xm9, PDBe:2xm9, PDBj:2xm9
PDBsum2xm9
PubMed21186793
UniProtO96017|CHK2_HUMAN Serine/threonine-protein kinase Chk2 (Gene Name=CHEK2)

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