An Information Portal to 107620 Biological Macromolecular Structures

Porphobilinogen Deaminase from Arabidopsis Thaliana
Biology and Chemistry Report
  •   Structure Details   Hide

    Structure Keywords

    Text Type-II periplasmic binding protein fold, Porphyrin binding, Tetrapyrrole biosynthesis, Porphobilinogen (porphyrin) binding, Chloroplast, TRANSFERASE-TRANSFERASE INHIBITOR complex

    Polymeric Molecules

    Chain A
    Description Porphobilinogen deaminase, chloroplastic 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 34658.1 
    Source Method genetically manipulated  
    Entity Name PBG, Hydroxymethylbilane synthase, HMBS, Pre-uroporphyrinogen synthase 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    18W  3-[(5Z)-5-{[3-(2-carboxyethyl)-4-(carboxymethyl)-5-methyl-1H-pyrrol-2-yl]methylidene}-4-(carboxymethyl)-2-oxo-2,5-dihydro-1H-pyrrol-3-yl]propanoic acid  C20 H22 N2 O9   434.40  View 
    ACT  ACETATE ION  C2 H3 O2   59.04  View 
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A HEM3_ARATH Q43316     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    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
    18160   Peptidyl Pyrromethane Cofactor Linkage  The Covalent Binding of a Pyrromethane (dipyrrin) Cofactor to Protein Via the Sulfur Atom of Cysteine Forming Dipyrrolylmethanemethyl L Cysteine. 
    33014   Tetrapyrrole Biosynthetic Process  The Chemical Reactions and Pathways Leading to the Formation of Tetrapyrroles Natural Pigments Containing Four Pyrrole Rings Joined by One Carbon Units Linking Position 2 of One Pyrrole Ring to Position 5 of the Next. 
    4418   Hydroxymethylbilane Synthase Activity  Catalysis of the Reaction: H(2)o + 4 Porphobilinogen = Hydroxymethylbilane + 4 Nh(4)(+). 

  •   Gene Details   Hide

    Genetic Source

    Chain A
    Common Name Mouse Ear Cress Thale Cress
    Scientific Name Arabidopsis thaliana  
    Gene at5g08280, f8l15_10, hemc
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Vector Type T7
    Host Plasmid Name pT7-7

    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    5 - 830724     Porphobilinogen deaminase HEMC