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(-) Description

Title :  REFINED STRUCTURE OF THE PORE-FORMING DOMAIN OF COLICIN A AT 2.4 ANGSTROMS RESOLUTION
 
Authors :  M. W. Parker, J. P. M. Postma, F. Pattus, A. D. Tucker, D. Tsernoglou
Date :  06 Jul 91  (Deposition) - 15 Jul 92  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.40
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Antibacterial Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. W. Parker, J. P. Postma, F. Pattus, A. D. Tucker, D. Tsernoglou
Refined Structure Of The Pore-Forming Domain Of Colicin A At 2. 4 A Resolution.
J. Mol. Biol. V. 224 639 1992
PubMed-ID: 1373773  |  Reference-DOI: 10.1016/0022-2836(92)90550-4
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - COLICIN A
    ChainsA, B
    EngineeredYES
    Organism ScientificESCHERICHIA COLI
    Organism Taxid562

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)A 
Biological Unit 2 (1x) B

Summary Information (see also Sequences/Alignments below)

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

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

(-) Sites  (0, 0)

(no "Site" information available for 1COL)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 2)

Asymmetric Unit (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1CHANNEL_COLICINPS00276 Channel forming colicins signature.CEA_ECOLX127-138
 
  2A:127-138
B:127-138
Biological Unit 1 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1CHANNEL_COLICINPS00276 Channel forming colicins signature.CEA_ECOLX127-138
 
  1A:127-138
-
Biological Unit 2 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1CHANNEL_COLICINPS00276 Channel forming colicins signature.CEA_ECOLX127-138
 
  1-
B:127-138

(-) Exons   (0, 0)

(no "Exon" information available for 1COL)

(-) Sequences/Alignments

Asymmetric 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:197
 aligned with CEA_ECOLX | Q47108 from UniProtKB/Swiss-Prot  Length:204

    Alignment length:197
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       
            CEA_ECOLX     5 AKDERELLEKTSELIAGMGDKIGEHLGDKYKAIAKDIADNIKNFQGKTIRSFDDAMASLNKITANPAMKINKADRDALVNAWKHVDAQDMANKLGNLSKAFKVADVVMKVEKVREKSIEGYETGNWGPLMLEVESWVLSGIASSVALGIFSATLGAYALSLGVPAIAVGIAGILLAAVVGALIDDKFADALNNEIIR 201
               SCOP domains d1cola_ A: Colicin A                                                                                                                                                                                  SCOP domains
               CATH domains 1colA00 A:5-201 Colicin                                                                                                                                                                               CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhh.........hhhhhhhhhhhh..hhh...hhhhhhhhhhhh...hhhhhhhhhhh.hhh....hhhhhhhhhhhhhhhhhh...hhhhhhhhhhhh....hhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhh....hhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------CHANNEL_COLI--------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1col A   5 AKDERELLEKTSELIAGMGDKIGEHLGDKYKAIAKDIADNIKNFQGKTIRSFDDAMASLNKITANPAMKINKADRDALVNAWKHVDAQDMANKLGNLSKAFKVADVVMKVEKVREKSIEGYETGNWGPLMLEVESWVLSGIASSVALGIFSATLGAYALSLGVPAIAVGIAGILLAAVVGALIDDKFADALNNEIIR 201
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       

Chain B from PDB  Type:PROTEIN  Length:197
 aligned with CEA_ECOLX | Q47108 from UniProtKB/Swiss-Prot  Length:204

    Alignment length:197
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       
            CEA_ECOLX     5 AKDERELLEKTSELIAGMGDKIGEHLGDKYKAIAKDIADNIKNFQGKTIRSFDDAMASLNKITANPAMKINKADRDALVNAWKHVDAQDMANKLGNLSKAFKVADVVMKVEKVREKSIEGYETGNWGPLMLEVESWVLSGIASSVALGIFSATLGAYALSLGVPAIAVGIAGILLAAVVGALIDDKFADALNNEIIR 201
               SCOP domains d1colb_ B: Colicin A                                                                                                                                                                                  SCOP domains
               CATH domains 1colB00 B:5-201 Colicin                                                                                                                                                                               CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhh.........hhhhhhhhhhhh..hhh...hhhhhhhhhhhh...hhhhhhhhhhh.hhh....hhhhhhhhhhhhhhhhhh...hhhhhhhhhhhh....hhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhh....hhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------CHANNEL_COLI--------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1col B   5 AKDERELLEKTSELIAGMGDKIGEHLGDKYKAIAKDIADNIKNFQGKTIRSFDDAMASLNKITANPAMKINKADRDALVNAWKHVDAQDMANKLGNLSKAFKVADVVMKVEKVREKSIEGYETGNWGPLMLEVESWVLSGIASSVALGIFSATLGAYALSLGVPAIAVGIAGILLAAVVGALIDDKFADALNNEIIR 201
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       

   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, 2)

Asymmetric Unit

(-) CATH Domains  (1, 2)

Asymmetric Unit

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (CEA_ECOLX | Q47108)
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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