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(-) Description

Title :  SOLUTION NMR STRUCTURE OF THE PERIPLASMIC SIGNALING DOMAIN OF THE OUTER MEMBRANE IRON TRANSPORTER PUPA FROM PSEUDOMONAS PUTIDA.
 
Authors :  A. D. Ferguson, C. A. Amezcua, Y. Chelliah, M. K. Rosen, J. Deisenhofer
Date :  15 Jun 05  (Deposition) - 26 Sep 06  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Membrane Protein, Metal Transport, Protein Nmr (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  A. D. Ferguson, C. A. Amezcua, N. M. Halabi, Y. Chelliah, M. K. Rosen, R. Ranganathan, J. Deisenhofer
Signal Transduction Pathway Of Tonb-Dependent Transporters.
Proc. Natl. Acad. Sci. Usa V. 2 513 2006
PubMed-ID: 17197416  |  Reference-DOI: 10.1073/PNAS.0609887104
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - FERRIC-PSEUDOBACTIN 358 RECEPTOR
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System StrainBL21-DE3
    Expression System Taxid469008
    FragmentN-TERMINAL RESIDUES
    GenePUPA
    Organism ScientificPSEUDOMONAS PUTIDA
    Organism Taxid303

 Structural Features

(-) Chains, Units

  
NMR Structure (20x)

Summary Information (see also Sequences/Alignments below)

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(no "Ligand,Modified Residues,Ions" information available for 2A02)

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 Sequence-Structure Mapping

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(-) Sequences/Alignments

NMR Structure
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:82
 aligned with PUPA_PSEPU | P25184 from UniProtKB/Swiss-Prot  Length:819

    Alignment length:82
                                    56        66        76        86        96       106       116       126  
           PUPA_PSEPU    47 AQEWTLDIPAQSMNSALQALAKQTDTQLLYSPEDIGGLRSSALKGRHDLQSSLRILLQGTGLRYQIDGNTVTVTASAAAKDG 128
               SCOP domains ---------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...ee......hhhhhhhhhhhhhh.eee................eehhhhhhhhhhh....eeeee..eeeee........ Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------- Transcript
                 2a02 A   1 SQEWTLDIPAQSMNSALQALAKQTDTQLLYSPEDIGGLRSSALKGRHDLQSSLRILLQGTGLRYQIDGNTVTVTASAAAKDG  82
                                    10        20        30        40        50        60        70        80  

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 Classification and Annotation

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(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2A02)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2A02)

(-) Gene Ontology  (10, 10)

NMR Structure(hide GO term definitions)
Chain A   (PUPA_PSEPU | P25184)
molecular function
    GO:0005506    iron ion binding    Interacting selectively and non-covalently with iron (Fe) ions.
    GO:0004872    receptor activity    Combining with an extracellular or intracellular messenger to initiate a change in cell activity.
biological process
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0055072    iron ion homeostasis    Any process involved in the maintenance of an internal steady state of iron ions within an organism or cell.
    GO:0015891    siderophore transport    The directed movement of siderophores, low molecular weight Fe(III)-chelating substances, into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0009279    cell outer membrane    A lipid bilayer that forms the outermost membrane of the cell envelope; enriched in polysaccharide and protein; the outer leaflet of the membrane contains specific lipopolysaccharide structures.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0019867    outer membrane    The external membrane of Gram-negative bacteria or certain organelles such as mitochondria and chloroplasts; freely permeable to most ions and metabolites.

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1zzv HOMOLOG PROTEIN