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(-) Description

Title :  CRYSTAL STRUCTURE OF THE TRISCATECHOLATE SIDEROPHORE BINDING PROTEIN FEUA FROM BACILLUS SUBTILIS COMPLEXED WITH FERRIC MECAM
 
Authors :  F. Peuckert, M. Miethke, C. J. Schwoerer, A. G. Albrecht, M. Oberthuer, M. A. Marahiel
Date :  22 Oct 10  (Deposition) - 10 Aug 11  (Release) - 28 Mar 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.15
Chains :  Asym./Biol. Unit :  A
Keywords :  Transport Protein, High Affinity Iron Import, Bacillibactin And Enterobactin Binding, Iron Transport (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  F. Peuckert, A. L. Ramos-Vega, M. Miethke, C. J. Schwoerer, A. G. Albrecht, M. Oberthuer, M. A. Marahiel
The Siderophore Binding Protein Feua Shows Limited Promiscuity Toward Exogenous Triscatecholates
Chem. Biol. V. 18 907 2011
PubMed-ID: 21802011  |  Reference-DOI: 10.1016/J.CHEMBIOL.2011.05.006

(-) Compounds

Molecule 1 - IRON-UPTAKE SYSTEM-BINDING PROTEIN
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: POK01
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector: PCB-28A
    Expression System Vector Type: PLASMID
    Fragment: RESIDUES 21-317
    Organism Scientific: BACILLUS SUBTILIS
    Organism Taxid: 1423
    Strain: ATCC 21332
    Synonym: SIDEROPHORE BINDING PROTEIN, TRISCATECHOLATE BINDING PROTEIN

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 6)

Asymmetric/Biological Unit (4, 6)
No.NameCountTypeFull Name
1ECA1Ligand/IonN,N',N''-[BENZENE-1,3,5-TRIYLTRIS(METHYLENE)]TRIS(2,3-DIHYDROXYBENZAMIDE)
2FE1Ligand/IonFE (III) ION
3PEG2Ligand/IonDI(HYDROXYETHYL)ETHER
4PO42Ligand/IonPHOSPHATE ION

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLY A:42 , LYS A:84 , MET A:85 , LYS A:105 , PHE A:106 , PRO A:107 , ARG A:178 , ARG A:180 , TYR A:187 , VAL A:191 , ALA A:214 , GLN A:215 , FE A:1302 , HOH A:2087 , HOH A:2088BINDING SITE FOR RESIDUE ECA A1301
2AC2SOFTWAREECA A:1301BINDING SITE FOR RESIDUE FE A1302
3AC3SOFTWARELYS A:146 , HOH A:2090BINDING SITE FOR RESIDUE PO4 A1303
4AC4SOFTWARELYS A:66 , LYS A:159 , ASP A:238BINDING SITE FOR RESIDUE PO4 A1304
5AC5SOFTWAREPHE A:235 , SER A:236 , ASP A:237 , ASP A:238 , ASP A:273 , LEU A:275BINDING SITE FOR RESIDUE PEG A1305
6AC6SOFTWARESER A:128 , TRP A:130 , LYS A:131 , GLU A:155 , ASP A:200 , LYS A:284BINDING SITE FOR RESIDUE PEG A1306
7KKRAUTHORLYS A:84 , LYS A:105 , ARG A:180BASIC TRIAD AS MAIN MOTIF, RESPONSIBLE FOR BINDING OF TRISCATECHOLATES

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2XV1)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Val A:33 -Pro A:34

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2XV1)

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1FE_B12_PBPPS50983 Iron siderophore/cobalamin periplasmic-binding domain profile.FEUA_BACSU57-317  1A:38-298

(-) Exons   (0, 0)

(no "Exon" information available for 2XV1)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   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:283
 aligned with FEUA_BACSU | P40409 from UniProtKB/Swiss-Prot  Length:317

    Alignment length:283
                                                                                                                                                                                                                                                                                                                  317  
                                    46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316|  
           FEUA_BACSU    37 EKKKIEYLDKTYEVTVPTDKIAITGSVESMEDAKLLDVHPQGAISFSGKFPDMFKDITDKAEPTGEKMEPNIEKILEMKPDVILASTKFPEKTLQKISTAGTTIPVSHISSNWKENMMLLAQLTGKEKKAKKIIADYEQDLKEIKTKINDKAKDSKALVIRIRQGNIYIYPEQVYFNSTLYGDLGLKAPNEVKAAKAQELSSLEKLSEMNPDHIFVQFSDDENADKPDALKDLEKNPIWKSLKAVKEDHVYVNSVDPLAQGGTAWSKVRFLKAAAEKLTQN--   -
               SCOP domains d2xv1a_ A: automated matches                                                                                                                                                                                                                                                                SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeee..eeeee......eee..hhhhhhhhhhhh....eeee.....hhhhh......eeeee....hhhhhhhhh..eeeee...hhhhhhhhh....eeee.....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..eeeeeee..eeee......hhhhhh.......hhhhhhh...ee.hhhhhhhhh..eeeeee.hhhhh...hhhhhhhhhhhhhhhhhhhh..eee..........hhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------FE_B12_PBP  PDB: A:38-298 UniProt: 57-317                                                                                                                                                                                                                            -- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xv1 A  18 EKKKIEYLDKTYEVTVPTDKIAITGSVESMEDAKLLDVHPQGAISFSGKFPDMFKDITDKAEPTGEKMEPNIEKILEMKPDVILASTKFPEKTLQKISTAGTTIPVSHISSNWKENMMLLAQLTGKEKKAKKIIADYEQDLKETKTKINDKAKDSKALVIRIRQGNIYIYPEQVYFNSTLYGDLGLKAPNEVKAAKAQELISLEKLSEMNPDHIFVQFSDDENADKPDALKDLEKNPIWKSLKAVKEDHVYVNSVDPLAQGGTAWSKVRFLKAAAEKLTQNKL 300
                                    27        37        47        57        67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2XV1)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2XV1)

(-) Gene Ontology  (6, 6)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (FEUA_BACSU | P40409)
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: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:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        FEUA_BACSU | P40409: 2phz 2why 2wi8 2xuz

(-) Related Entries Specified in the PDB File

2why CRYSTAL STRUCTURE OF THE TRISCATECHOLATE SIDEROPHORE BINDING PROTEIN FEUA FROM BACILLUS SUBTILIS COMPLEXED WITH FERRI-BACILLIBACTIN
2wi8 CRYSTAL STRUCTURE OF THE TRISCATECHOLATE SIDEROPHORE BINDING PROTEIN FEUA FROM BACILLUS SUBTILIS
2xuz CRYSTAL STRUCTURE OF THE TRISCATECHOLATE SIDEROPHORE BINDING PROTEIN FEUA FROM BACILLUS SUBTILIS COMPLEXED WITH FERRI-ENTEROBACTIN