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(-) Description

Title :  COLICIN N
 
Authors :  I. R. Vetter, M. W. Parker, A. D. Tucker, J. H. Lakey, F. Pattus, D. Tsernoglou
Date :  03 Apr 98  (Deposition) - 06 Apr 99  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.10
Chains :  Asym./Biol. Unit :  A
Keywords :  Bacteriocin, Toxin, Pore-Forming Activity (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  I. R. Vetter, M. W. Parker, A. D. Tucker, J. H. Lakey, F. Pattus, D. Tsernoglou
Crystal Structure Of A Colicin N Fragment Suggests A Model For Toxicity.
Structure V. 6 863 1998
PubMed-ID: 9687368  |  Reference-DOI: 10.1016/S0969-2126(98)00088-4
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - COLICIN N
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PCHAP4
    Expression System Taxid: 562
    Fragment: RECEPTOR-BINDING AND PORE-FORMING DOMAIN
    Organism Scientific: ESCHERICHIA COLI K12
    Organism Taxid: 83333
    Strain: K-12
    Variant: BZB 1019

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 1A87)

(-) Sites  (0, 0)

(no "Site" information available for 1A87)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1A87)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1A87)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1A87)

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1CHANNEL_COLICINPS00276 Channel forming colicins signature.CEAN_ECOLX311-322  1A:311-322

(-) Exons   (0, 0)

(no "Exon" information available for 1A87)

(-) 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:297
 aligned with CEAN_ECOLX | P08083 from UniProtKB/Swiss-Prot  Length:387

    Alignment length:297
                                   100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360       370       380       
           CEAN_ECOLX    91 SAKVGEITITPDNSKPGRYISSNPEYSLLAKLIDAESIKGTEVYTFHTRKGQYVKVTVPDSNIDKMRVDYVNWKGPKYNNKLVKRFVSQFLLFRKEEKEKNEKEALLKASELVSGMGDKLGEYLGVKYKNVAKEVANDIKNFHGRNIRSYNEAMASLNKVLANPKMKVNKSDKDAIVNAWKQVNAKDMANKIGNLGKAFKVADLAIKVEKIREKSIEGYNTGNWGPLLLEVESWIIGGVVAGVAISLFGAVLSFLPISGLAVTALGVIGIMTISYLSSFIDANRVSNINNIISSVIR 387
               SCOP domains d1a87a_ A: Colicin N                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------1a87A02 A:188-387 Colicin                                                                                                                                                                                CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eee......eeee..hhh.....eeeeeee..eeeeeee.....eeeeeehhh.hhh.eeeee........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhh...hhh...hhhhhhhhhhhh........hhhhhhhhhhhh...hhhhhhhhhhh.hhh....hhhhhhhhhhhhhhhh.....hhhhhhhhhhhh....hhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CHANNEL_COLI----------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1a87 A  91 SAKVGEITITPDNSKPGRYISSNPEYSLLAKLIDAESIKGTEVYTFHTRKGQYVKVTVPDSNIDKMRVDYVNWKGPKYNNKLVKRFVSQFLLFRKEEKEKNEKEALLKASELVSGMGDKLGEYLGVKYKNVAKEVANDIKNFHGRNIRSYNEAMASLNKVLANPKMKVNKSDKDAIVNAWKQVNAKDMANKIGNLGKAFKVADLAIKVEKIREKSIEGYNTGNWGPLLLEVESWIIGGVVAGVAISLFGAVLSFLPISGLAVTALGVIGIMTISYLSSFIDANRVSNINNIISSVIR 387
                                   100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360       370       380
   Legend:   → Mismatch (orange background)
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  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: Membrane and cell surface proteins and peptides (2046)

(-) CATH Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1A87)

(-) Gene Ontology  (6, 6)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (CEAN_ECOLX | P08083)
biological process
    GO:0019835    cytolysis    The rupture of cell membranes and the loss of cytoplasm.
    GO:0050829    defense response to Gram-negative bacterium    Reactions triggered in response to the presence of a Gram-negative bacterium that act to protect the cell or organism.
    GO:0042742    defense response to bacterium    Reactions triggered in response to the presence of a bacterium that act to protect the cell or organism.
cellular component
    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: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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  1a87
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