Structure of PDB 2gdo Chain A

Receptor sequence
>2gdoA (length=269) Species: 9606 (Homo sapiens) [Search protein sequence]
MAVPFVEDWDLVQTLGEGAYGEVQLAVNRVTEEAVAVKIVDMKCPENIKK
EICINKMLNHENVVKFYGHRREGNIQYLFLEYCSGGELFDRIEPDIGMPE
PDAQRFFHQLMAGVVYLHGIGITHRDIKPENLLLDERDNLKISDFGLATV
FRYNNRERLLNKMCGTLPYVAPELLKRREFHAEPVDVWSCGIVLTAMLAG
ELPWDQPSDSCQEYSDWKEKKTYLNPWKKIDSAPLALLHKILVENPSARI
TIPDIKKDRWYNKPLKKGA
3D structure
PDB2gdo 4-(Aminoalkylamino)-3-benzimidazole-quinolinones as potent CHK-1 inhibitors.
ChainA
Resolution3.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D130 K132 E134 N135 D148 T170
Catalytic site (residue number reindexed from 1) D126 K128 E130 N131 D144 T166
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 12C A L15 G16 E17 G18 A36 L84 E85 Y86 C87 G90 E91 E134 L137 D148 L15 G16 E17 G18 A36 L80 E81 Y82 C83 G86 E87 E130 L133 D144 PDBbind-CN: -logKd/Ki=9.49,IC50=0.32nM
BindingDB: IC50=0.320000nM
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004674 protein serine/threonine kinase activity
GO:0005524 ATP binding
Biological Process
GO:0000077 DNA damage checkpoint signaling
GO:0006468 protein phosphorylation

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Molecular Function
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Biological Process
External links
PDB RCSB:2gdo, PDBe:2gdo, PDBj:2gdo
PDBsum2gdo
PubMed16603354
UniProtO14757|CHK1_HUMAN Serine/threonine-protein kinase Chk1 (Gene Name=CHEK1)

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