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Crystal Structure of human Dipeptidyl Peptidase IV in complex with a pyridopyrimidinedione analogue
Biology and Chemistry Report
4G1F
  •   Structure Details   Hide

    Structure Keywords

    Keywords HYDROLASE/HYDROLASE INHIBITOR
    Text protease, 8-bladed beta-propeller domain, Aminopeptidase, Cell membrane, Glycoprotein, Hydrolase, Secreted, Serine protease, HYDROLASE-HYDROLASE INHIBITOR complex

    Polymeric Molecules

    Chain A,B,C,D
    Description Dipeptidyl peptidase 4 
    Fragment UNP residues 39-766 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 85776.7 
    Source Method genetically manipulated  
    Entity Name ADABP, Adenosine deaminase complexing protein 2, ADCP-2, Dipeptidyl peptidase IV, DPP IV, T-cell activation antigen CD26, TP103, Dipeptidyl peptidase 4 membrane form, Dipeptidyl peptidase IV membrane form, Dipeptidyl peptidase 4 soluble form, Dipeptidyl peptidase IV soluble form 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    0WG  7-amino-6-(aminomethyl)-5-(2-bromophenyl)-1,3-dimethylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione  C16 H16 Br N5 O2   390.24  View 
    NAG  N-ACETYL-D-GLUCOSAMINE  C8 H15 N O6   221.21  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B,C,D DPP4_HUMAN P27487     

    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  3.4.14.5      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B,C,D
    GO ID   Ontology GO Term Definition
    6508   Proteolysis  The Hydrolysis of Proteins Into Smaller Polypeptides And/or Amino Acids by Cleavage of Their Peptide Bonds. 
    7155   Cell Adhesion  The Attachment of a Cell Either to Another Cell or to an Underlying Substrate Such As the Extracellular Matrix Via Cell Adhesion Molecules. 
    5576   Extracellular Region  The Space External to the Outermost Structure of a Cell. For Cells Without External Protective or External Encapsulating Structures This Refers to Space Outside of the Plasma Membrane. This Term Covers the Host Cell Environment Outside an Intracellular Parasite. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    16324   Apical Plasma Membrane  The Region of the Plasma Membrane Located At the Apical End of the Cell. 
    30054   Cell Junction  A Cellular Component That Forms a Specialized Region of Connection Between Two Cells or Between a Cell and the Extracellular Matrix. At a Cell Junction Anchoring Proteins Extend Through the Plasma Membrane to Link Cytoskeletal Proteins in One Cell to Cytoskeletal Proteins in Neighboring Cells or to Proteins in the Extracellular Matrix. 
    31258   Lamellipodium Membrane  The Portion of the Plasma Membrane Surrounding a Lamellipodium. 
    42995   Cell Projection  A Prolongation or Process Extending From a Cell E.g. a Flagellum or Axon. 
    45121   Membrane Raft  Any of the Small (10 200 Nm) Heterogeneous Highly Dynamic Sterol and Sphingolipid Enriched Membrane Domains That Compartmentalize Cellular Processes. Small Rafts Can Sometimes Be Stabilized to Form Larger Platforms Through Protein Protein and Protein Lipid Interactions. 
    71438   Invadopodium Membrane  The Portion of the Plasma Membrane Surrounding an Invadopodium. 
    2020   Protease Binding  Interacting Selectively and Non Covalently with Any Protease or Peptidase. 
    4177   Aminopeptidase Activity  Catalysis of the Hydrolysis of N Terminal Amino Acid Residues From in a Polypeptide Chain. 
    5102   Receptor Binding  Interacting Selectively and Non Covalently with One or More Specific Sites On a Receptor Molecule a Macromolecule That Undergoes Combination with a Hormone Neurotransmitter Drug or Intracellular Messenger to Initiate a Change in Cell Function. 
    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). 
    8233   Peptidase Activity  Catalysis of the Hydrolysis of a Peptide Bond. a Peptide Bond Is a Covalent Bond Formed When the Carbon Atom From the Carboxyl Group of One Amino Acid Shares Electrons with the Nitrogen Atom From the Amino Group of a Second Amino Acid. 
    8236   Serine Type Peptidase Activity  Catalysis of the Hydrolysis of Peptide Bonds in a Polypeptide Chain by a Catalytic Mechanism That Involves a Catalytic Triad Consisting of a Serine Nucleophile That Is Activated by a Proton Relay Involving an Acidic Residue (e.g. Aspartate or Glutamate) and a Basic Residue (usually Histidine). 
    16787   Hydrolase Activity  Catalysis of the Hydrolysis of Various Bonds E.g. C O C N C C Phosphoric Anhydride Bonds Etc. Hydrolase Is the Systematic Name For Any Enzyme of EC Class 3. 
    42802   Identical Protein Binding  Interacting Selectively and Non Covalently with an Identical Protein or Proteins. 
    42803   Protein Homodimerization Activity  Interacting Selectively and Non Covalently with an Identical Protein to Form a Homodimer. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B,C,D
    Common Name Human
    Scientific Name Homo sapiens  
    Gene adcp2, cd26, dpp4
    Host Scientific Name Spodoptera frugiperda  


    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    2 2q24.3 1803     dipeptidyl-peptidase 4 DPP4