Structure of PDB 4v26 Chain A

Receptor sequence
>4v26A (length=344) Species: 9606 (Homo sapiens) [Search protein sequence]
ASAPKYIEHFSKFSPSPLSMKQFLDFGSNACEKTSFTFLRQELPVRLANI
MKEINLLPDRVLSTPSVQLVQSWYVQSLLDIMEFLDKDPEDHRTLSQFTD
ALVTIRNRHNDVVPTMAQGVLEYKDTYGDDPVSNQNIQYFLDRFYLSRIS
IRMLINQHTLIFDPKHIGSIDPNCNVSEVVKDAYDMAKLLCDKYYMASPD
LEIQEINAANSKQPIHMVYVPSHLYHMLFELFKNAMRATVESHESSLILP
PIKVMVALGEEDLSIKMSDRGGGVPLRKIERLFSYMYSTAPPLAGFGYGL
PISRLYAKYFQGDLQLFSMEGFGTDAVIYLKALSTDSVERLPVY
3D structure
PDB4v26 VER-246608, a novel pan-isoform ATP competitive inhibitor of pyruvate dehydrogenase kinase, disrupts Warburg metabolism and induces context-dependent cytostasis in cancer cells.
ChainA
Resolution2.49 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H239 E243 K246 N247
Catalytic site (residue number reindexed from 1) H226 E230 K233 N234
Enzyme Commision number 2.7.11.2: [pyruvate dehydrogenase (acetyl-transferring)] 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 TF3 A P64 R66 V67 Y129 N142 I143 P58 R60 V61 Y123 N136 I137 BindingDB: IC50=2000nM
BS02 7TJ A K246 N247 R250 A251 D282 G284 G286 V287 T346 K233 N234 R237 A238 D269 G271 G273 V274 T324
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004740 pyruvate dehydrogenase (acetyl-transferring) kinase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0042803 protein homodimerization activity
Biological Process
GO:0006006 glucose metabolic process
GO:0006111 regulation of gluconeogenesis
GO:0006885 regulation of pH
GO:0008286 insulin receptor signaling pathway
GO:0010510 regulation of acetyl-CoA biosynthetic process from pyruvate
GO:0010565 regulation of cellular ketone metabolic process
GO:0010906 regulation of glucose metabolic process
GO:0016310 phosphorylation
GO:0031670 cellular response to nutrient
GO:0034614 cellular response to reactive oxygen species
GO:0042593 glucose homeostasis
GO:0050848 regulation of calcium-mediated signaling
GO:0072332 intrinsic apoptotic signaling pathway by p53 class mediator
Cellular Component
GO:0005654 nucleoplasm
GO:0005739 mitochondrion
GO:0005759 mitochondrial matrix
GO:0005829 cytosol
GO:0045254 pyruvate dehydrogenase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4v26, PDBe:4v26, PDBj:4v26
PDBsum4v26
PubMed25404640
UniProtQ15119|PDK2_HUMAN [Pyruvate dehydrogenase (acetyl-transferring)] kinase isozyme 2, mitochondrial (Gene Name=PDK2)

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