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(-) Description

Title :  STRUCTURE OF THE COMPLEX BETWEEN BTUB AND COLICIN E2 RECEPTOR BINDING DOMAIN
 
Authors :  W. A. Cramer, O. Sharma, E. Yamashita
Date :  04 Apr 07  (Deposition) - 19 Jun 07  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.50
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Beta-Barrel, Coiled-Coil, Transport Protein-Hydrolase Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  O. Sharma, E. Yamashita, M. V. Zhalnina, S. D. Zakharov, K. A. Datsenko B. L. Wanner, W. A. Cramer
Structure Of The Complex Of The Colicin E2 R-Domain And Its Btub Receptor. The Outer Membrane Colicin Translocon
J. Biol. Chem. V. 282 23163 2007
PubMed-ID: 17548346  |  Reference-DOI: 10.1074/JBC.M703004200

(-) Compounds

Molecule 1 - VITAMIN B12 TRANSPORTER BTUB
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPJC3
    Expression System Taxid562
    Expression System Vector TypePLASMID
    Organism ScientificESCHERICHIA COLI
    Organism Taxid562
    SynonymVITAMIN B12 RECEPTOR, COBALAMIN RECEPTOR, OUTER MEMBRANE COBALAMIN TRANSLOCATOR
 
Molecule 2 - COLICIN-E2
    ChainsB
    EC Number3.1.-.-
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET41B
    Expression System Taxid562
    Expression System Vector TypePLASMID
    FragmentR-DOMAIN(RESIDUES 313-447)
    Organism ScientificESCHERICHIA COLI
    Organism Taxid562

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

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

(-) Sites  (0, 0)

(no "Site" information available for 2YSU)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Tyr A:534 -Pro A:535

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1TONB_DEPENDENT_REC_2PS01156 TonB-dependent receptor proteins signature 2.BTUB_ECOLI597-614  1A:577-594

(-) Exons   (0, 0)

(no "Exon" information available for 2YSU)

(-) 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:576
 aligned with BTUB_ECOLI | P06129 from UniProtKB/Swiss-Prot  Length:614

    Alignment length:591
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523       533       543       553       563       573       583       593       603       613 
           BTUB_ECOLI    24 SPDTLVVTANRFEQPRSTVLAPTTVVTRQDIDRWQSTSVNDVLRRLPGVDITQNGGSGQLSSIFIRGTNASHVLVLIDGVRLNLAGVSGSADLSQFPIALVQRVEYIRGPRSAVYGSDAIGGVVNIITTRDEPGTEISAGWGSNSYQNYDVSTQQQLGDKTRVTLLGDYAHTHGYDVVAYGNTGTQAQTDNDGFLSKTLYGALEHNFTDAWSGFVRGYGYDNRTNYDAYYSPGSPLLDTRKLYSQSWDAGLRYNGELIKSQLITSYSHSKDYNYDPHYGRYDSSATLDEMKQYTVQWANNVIVGHGSIGAGVDWQKQTTTPGTGYVEDGYDQRNTGIYLTGLQQVGDFTFEGAARSDDNSQFGRHGTWQTSAGWEFIEGYRFIASYGTSYKAPNLGQLYGFYGNPNLDPEKSKQWEGAFEGLTAGVNWRISGYRNDVSDLIDYDDHTLKYYNEGKARIKGVEATANFDTGPLTHTVSYDYVDARNAITDTPLLRRAKQQVKYQLDWQLYDFDWGITYQYLGTRYDKDYSSYPYQTVKMGGVSLWDLAVAYPVTSHLTVRGKIANLFDKDYETVYGYQTAGREYTLSGSYTF 614
               SCOP domains d2ysua1 A:4-594 Outer membrane cobalamin transporter BtuB                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       SCOP domains
               CATH domains ---2ysuA01 A:7-130 Ferric Hydroxamate Uptake Protein; Chain A, domain 1                                                        2ysuA02 A:131-594  [code=2.40.170.20, no name d               efined]                                                                                                                                                                                                                                                                                                                                                                                                            CATH domains
               Pfam domains --------------Plug-2ysuA02 A:18-126                                                                                        ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TonB_dep_Rec-2ysuA01 A:370-593                                                                                                                                                                                                  - Pfam domains
         Sec.struct. author ....ee.......ee.hhh...eeeeehhhhhhh...hhhhhhh....eeeee.......eeeee...hhhhheeee..ee..hhhhhh..hhhhhhhhhh.eeeeee..hhhhhh.....eeeeee......eeeeeeeee....eeeeeeeeee....eeeeeeeeeeee..---------------....eeeeeeeeeeee.....eeeeeeeeeeeeeee.............eeeeeeeeeeeeeeee...eeeeeeeeeeeeeeeee...........eeeeeeeeeeeeeeee....eeeeeeeeeeeeee...........eeeeeeeeeeeee......eeeeeeeeee...eeeeeeeeeeeeeee..eeeeeeeeeeee..hhhhhhh.........eeeeeeeeeeeeee..eeeeeeeeeeeee..eeee....eeee...eeeeeeeeeeeeee..eeeeeeeeeeeeee............eeeeeeee......eeeeeeeee...eee........eee...eeeeeeeeeee....eeeeeeee..................eeeeeeeeee Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------TONB_DEPENDENT_REC PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2ysu A   4 SPDTLVVTANRFEQPRSTVLAPTTVVTRQDIDRWQSTSVNDVLRRLPGVDITQNGGSGQLSSIFIRGTNASHVLVLIDGVRLNLAGVSGSADLSQFPIALVQRVEYIRGPRSAVYGSDAIGGVVNIITTRDEPGTEISAGWGSNSYQNYDVSTQQQLGDKTRVTLLGDYAHTHG---------------DNDGFLSKTLYGALEHNFTDAWSGFVRGYGYDNRTNYDAYYSPGSPLLDTRKLYSQSWDAGLRYNGELIKSQLITSYSHSKDYNYDPHYGRYDSSATLDEMKQYTVQWANNVIVGHGSIGAGVDWQKQTTTPGTGYVEDGYDQRNTGIYLTGLQQVGDFTFEGAARSDDNSQFGRHGTWQTSAGWEFIEGYRFIASYGTSYKAPNLGQLYGFYGNPNLDPEKSKQWEGAFEGLTAGVNWRISGYRNDVSDLIDYDDHTLKYYNEGKARIKGVEATANFDTGPLTHTVSYDYVDARNAITDTPLLRRAKQQVKYQLDWQLYDFDWGITYQYLGTRYDKDYSSYPYQTVKMGGVSLWDLAVAYPVTSHLTVRGKIANLFDKDYETVYGYQTAGREYTLSGSYTF 594
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173   |     -       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523       533       543       553       563       573       583       593 
                                                                                                                                                                                                       177             193                                                                                                                                                                                                                                                                                                                                                                                                                 

Chain B from PDB  Type:PROTEIN  Length:123
 aligned with CEA2_ECOLX | P04419 from UniProtKB/Swiss-Prot  Length:581

    Alignment length:123
                                   330       340       350       360       370       380       390       400       410       420       430       440   
           CEA2_ECOLX   321 RNYERARAELNQANEDVARNQERQAKAVQVYNSRKSELDAANKTLADAIAEIKQFNRFAHDPMAGGHRMWQMAGLKAQRAQTDVNNKQAAFDAAAKEKSDADAALSAAQERRKQKENKEKDAK 443
               SCOP domains --d2ysub1 B:323-438 Colicin E3 receptor domain                                                                        ----- SCOP domains
               CATH domains 2ysuB00 B:321-443 Helix Hairpins                                                                                            CATH domains
               Pfam domains E2R135-2ysuB01 B:321-443                                                                                                    Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------- Transcript
                 2ysu B 321 RNYERARAELNQANEDVARNQERQAKAVQVYNSRKSELDAANKTLADAIAEIKQFNRFAHDPMAGGHRMWQMAGLKAQRAQTDVNNKQAAFDAAAKEKSDADAALSAAQERRKQKENKEKDAK 443
                                   330       340       350       360       370       380       390       400       410       420       430       440   

   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  (2, 2)

Asymmetric/Biological Unit

(-) CATH Domains  (3, 3)

Asymmetric/Biological Unit
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (3, 3)

Asymmetric/Biological Unit
(-)
Clan: MBB (97)
(-)
Clan: Ubiquitin (279)

(-) Gene Ontology  (20, 21)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (BTUB_ECOLI | P06129)
molecular function
    GO:0015235    cobalamin transporter activity    Enables the directed movement of cobalamin (vitamin B12), a water-soluble vitamin characterized by possession of a corrin nucleus containing a cobalt atom, into, out of or within a cell.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0015288    porin activity    Catalysis of the transfer of substances, sized less than 1000 Da, from one side of the membrane to the other. The transmembrane portions of porins consist exclusively of beta-strands which form a beta-barrel. They are found in the outer membranes of Gram-negative bacteria, mitochondria, plastids and possibly acid-fast Gram-positive bacteria.
    GO:0004872    receptor activity    Combining with an extracellular or intracellular messenger to initiate a change in cell activity.
biological process
    GO:0015889    cobalamin transport    The directed movement of cobalamin (vitamin B12), a water-soluble vitamin characterized by possession of a corrin nucleus containing a cobalt atom, into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    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:0055085    transmembrane transport    The process in which a solute is transported across a lipid bilayer, from one side of a membrane to the other
    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:0046930    pore complex    Any small opening in a membrane that allows the passage of gases and/or liquids.

Chain B   (CEA2_ECOLX | P04419)
molecular function
    GO:0004519    endonuclease activity    Catalysis of the hydrolysis of ester linkages within nucleic acids by creating internal breaks.
    GO:0016787    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.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0004518    nuclease activity    Catalysis of the hydrolysis of ester linkages within nucleic acids.
biological process
    GO:0019835    cytolysis    The rupture of cell membranes and the loss of cytoplasm.
    GO:0042742    defense response to bacterium    Reactions triggered in response to the presence of a bacterium that act to protect the cell or organism.
    GO:0090305    nucleic acid phosphodiester bond hydrolysis    The nucleic acid metabolic process in which the phosphodiester bonds between nucleotides are cleaved by hydrolysis.
    GO:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
cellular component
    GO:0005727    extrachromosomal circular DNA    Circular DNA structures that are not part of a chromosome.

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    Tyr A:534 - Pro A:535   [ RasMol ]  
 

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 Related Entries

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

UniProtKB/Swiss-Prot
        BTUB_ECOLI | P061291nqe 1nqf 1nqg 1nqh 1ujw 2gsk 2guf 3m8b 3m8d 3rgm 3rgn
        CEA2_ECOLX | P044193u43

(-) Related Entries Specified in the PDB File

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