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Crystal structure of branched-chain alpha-ketoacid dehydrogenase kinase/phenylbutyrate complex
Biology and Chemistry Report
  •   Structure Details   Hide

    Structure Keywords

    Text GHKL protein kinase, Allosteric kinase inhibitor, Branched-chain alpha-ketoacid, Branched-chain amino acids, Maple syrup urine disease, Diabetes and obesity, Bergerat nucleotide-binding fold, Protein kinase, TRANSFERASE-TRANSFERASE INHIBITOR complex

    Polymeric Molecules

    Chain A
    Description [3-methyl-2-oxobutanoate dehydrogenase [lipoamide]] kinase, mitochondrial 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 47374.8 
    Source Method genetically manipulated  
    Entity Name Branched-chain alpha-ketoacid dehydrogenase kinase, BCKD-kinase, BCKDHKIN 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    CLT  4-PHENYL-BUTANOIC ACID  C10 H12 O2   164.20  View 
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A BCKD_RAT Q00972     

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    6468   Protein Phosphorylation  The Process of Introducing a Phosphate Group On to a Protein. 
    9083   Branched Chain Amino Acid Catabolic Process  The Chemical Reactions and Pathways Resulting in the Breakdown of Amino Acids Containing a Branched Carbon Skeleton Comprising Isoleucine Leucine and Valine. 
    16310   Phosphorylation  The Process of Introducing a Phosphate Group Into a Molecule Usually with the Formation of a Phosphoric Ester a Phosphoric Anhydride or a Phosphoric Amide. 
    5739   Mitochondrion  A Semiautonomous Self Replicating Organelle That Occurs in Varying Numbers Shapes and Sizes in the Cytoplasm of Virtually All Eukaryotic Cells. It Is Notably the Site of Tissue Respiration. 
    5759   Mitochondrial Matrix  The Gel Like Material with Considerable Fine Structure That Lies in the Matrix Space or Lumen of a Mitochondrion. It Contains the Enzymes of the Tricarboxylic Acid Cycle and in Some Organisms the Enzymes Concerned with Fatty Acid Oxidation. 
    5947   Mitochondrial Alpha Ketoglutarate Dehydrogenase Complex  Mitochondrial Complex That Possesses Alpha Ketoglutarate Dehydrogenase Activity. 
    166   Nucleotide Binding  Interacting Selectively and Non Covalently with a Nucleotide Any Compound Consisting of a Nucleoside That Is Esterified with (ortho)phosphate or an Oligophosphate At Any Hydroxyl Group On the Ribose or Deoxyribose. 
    4674   Protein Serine/threonine Kinase Activity  Catalysis of the Reactions: ATP + Protein Serine = Adp + Protein Serine Phosphate and ATP + Protein Threonine = Adp + Protein Threonine Phosphate. 
    5524   ATP Binding  Interacting Selectively and Non Covalently with ATP Adenosine 5' Triphosphate a Universally Important Coenzyme and Enzyme Regulator. 
    16301   Kinase Activity  Catalysis of the Transfer of a Phosphate Group Usually From ATP to a Substrate Molecule. 
    16740   Transferase Activity  Catalysis of the Transfer of a Group E.g. a Methyl Group Glycosyl Group Acyl Group Phosphorus Containing or Other Groups From One Compound (generally Regarded As the Donor) to Another Compound (generally Regarded As the Acceptor). Transferase Is the Systematic Name For Any Enzyme of EC Class 2. 
    16772   Transferase Activity Transferring Phosphorus Containing Groups  Catalysis of the Transfer of a Phosphorus Containing Group From One Compound (donor) to Another (acceptor). 
    47323   [3 Methyl 2 Oxobutanoate Dehydrogenase (acetyl Transferring)] Kinase Activity  Catalysis of the Reaction: ATP + 3 Methyl 2 Oxobutanoate Dehydrogenase (acetyl Transferring) = Adp + 3 Methyl 2 Oxobutanoate Dehydrogenase (acetyl Transferring) Phosphate. 

  •   Gene Details   Hide

    Genetic Source

    Chain A
    Common Name Rat
    Scientific Name Rattus norvegicus  
    Gene bckdk
    Host Scientific Name Escherichia coli  
    Host Strain Bl21groesl
    Host Vector Type Plasmid
    Host Plasmid Name pTrckHisB

    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    1 1q36 29603     branched chain ketoacid dehydrogenase kinase BCKDK