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Crystal structure of circadian clock protein KaiC A422V mutant
Biology and Chemistry Report
4IJM
  •   Structure Details   Hide

    Structure Keywords

    Keywords CIRCADIAN CLOCK PROTEIN, TRANSFERASE
    Text ATP binding, biological rhythms, auto-kinase, phosphorylation, serine/threonine-protein kinase, transcription regulation, KaiA, KaiB, SasA, CIRCADIAN CLOCK PROTEIN, TRANSFERASE

    Polymeric Molecules

    Chain A,B,C,D,E,F
    Description Circadian clock protein kinase KaiC 
    Mutation A422V 
    Nonstandard Linkage no 
    Nonstandard Monomers yes 
    Polymer Type polypeptide(L) 
    Formula Weight 57644.8 
    Source Method genetically manipulated  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    ATP  ADENOSINE-5'-TRIPHOSPHATE  C10 H16 N5 O13 P3   507.18  View 
    MG  MAGNESIUM ION  Mg   24.31  View 
    PO4  PHOSPHATE ION  O4 P   94.97  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B,C,D,E,F KAIC_SYNE7 Q31NX3     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    A B C D E F  2.7.11.1      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B,C,D,E,F
    GO ID   Ontology GO Term Definition
    6351   Transcription DNA Templated  The Cellular Synthesis of RNA On a Template of Dna. 
    6355   Regulation of Transcription DNA Templated  Any Process That Modulates the Frequency Rate or Extent of Cellular DNA Templated Transcription. 
    6468   Protein Phosphorylation  The Process of Introducing a Phosphate Group On to a Protein. 
    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. 
    48511   Rhythmic Process  Any Process Pertinent to the Generation and Maintenance of Rhythms in the Physiology of an Organism. 
    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. 
    3677   DNA Binding  Any Molecular Function by Which a Gene Product Interacts Selectively and Non Covalently with DNA (deoxyribonucleic Acid). 
    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. 
    5515   Protein Binding  Interacting Selectively and Non Covalently with Any Protein or Protein Complex (a Complex of Two or More Proteins That May Include Other Nonprotein Molecules). 
    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. 
    42802   Identical Protein Binding  Interacting Selectively and Non Covalently with an Identical Protein or Proteins. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B,C,D,E,F
    Scientific Name Synechococcus elongatus  
    Strain PCC 7942
    Gene kaic, see0011, synpcc7942_1216
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Vector Type Plasmid
    Host Plasmid Name pET3


    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    - - 3773504     circadian clock protein KaiC SYNPCC7942_1216