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Crystal structure of a heterotrimeric G-Protein subunit from entamoeba histolytica, EHG-ALPHA-1
Biology and Chemistry Report
4FID
  •   Structure Details   Hide

    Structure Keywords

    Keywords SIGNALING PROTEIN
    Text RAS-LIKE DOMAIN, ALL-HELICAL DOMAIN, GTP BINDING, NUCLEOTIDE BINDING, SIGNALING PROTEIN, TRANSDUCER, LIPOPROTEIN, REDUCTIVE METHYLATION

    Polymeric Molecules

    Chain A,B
    Description G protein alpha subunit 
    Fragment UNP RESIDUES 22-358 
    Nonstandard Linkage no 
    Nonstandard Monomers yes 
    Polymer Type polypeptide(L) 
    Formula Weight 38646.3 
    Source Method genetically manipulated  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    GDP  GUANOSINE-5'-DIPHOSPHATE  C10 H15 N5 O11 P2   443.20  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B C4M483_ENTHI C4M483     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B
    GO ID   Ontology GO Term Definition
    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. 
    5525   GTP Binding  Interacting Selectively and Non Covalently with GTP Guanosine Triphosphate. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B
    Scientific Name Entamoeba histolytica  
    Strain HM1:IMSS
    Gene ehg-alpha-1, ehi_140350
    Host Scientific Name Escherichia coli  
    Host Strain B834
    Host Vector Type Plasmid
    Host Plasmid Name PLIC-HIS