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(-) Description

Title :  MICROCIN LEADER PEPTIDE FROM E. COLI, NMR, 25 STRUCTURES
 
Authors :  S. Kim, R. Sinha Roy, C. T. Walsh, J. D. Baleja
Date :  21 Jan 98  (Deposition) - 22 Jul 98  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (25x)
NMR Structure *:  A  (1x)
Keywords :  Leader Peptide, Propeptide, Antibiotic (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  R. S. Roy, S. Kim, J. D. Baleja, C. T. Walsh
Role Of The Microcin B17 Propeptide In Substrate Recognition: Solution Structure And Mutational Analysis Of Mcba1-26.
Chem. Biol. V. 5 217 1998
PubMed-ID: 9545435  |  Reference-DOI: 10.1016/S1074-5521(98)90635-4
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - MCBA PROPEPTIDE
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PPY113
    Expression System Taxid: 562
    Fragment: LEADER PEPTIDE
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 562
    Strain: ZK4

 Structural Features

(-) Chains, Units

  1
NMR Structure (25x): A
NMR Structure * (1x): A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

NMR Structure (1, 1)
No.NameCountTypeFull Name
1NH21Mod. Amino AcidAMINO GROUP
NMR Structure * (1, 1)
No.NameCountTypeFull Name
1NH21Mod. Amino AcidAMINO GROUP

(-) Sites  (1, 1)

NMR Structure (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLY A:26BINDING SITE FOR RESIDUE NH2 A 27

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2MLP)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 2MLP)

(-) 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:27
 aligned with MCBA_ECOLX | P05834 from UniProtKB/Swiss-Prot  Length:69

    Alignment length:27
                                    10        20       
            MCBA_ECOLX    1 MELKASEFGVVLSVDALKLSRQSPLGV 27
               SCOP domains d2mlpa_ A:                  SCOP domains
               CATH domains --------------------------- CATH domains
               Pfam domains --------------------------- Pfam domains
         Sec.struct. author ........hhhhhhhhhhhhh...... Sec.struct. author
                 SAPs(SNPs) --------------------------- SAPs(SNPs)
                    PROSITE --------------------------- PROSITE
                 Transcript --------------------------- Transcript
                  2mlp A  1 MELKASEFGVVLSVDALKLSRQSPLGx 27
                                    10        20      |
                                                     27-NH2
   Legend:   → Mismatch (orange background)
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

NMR Structure
(-)
Class: Peptides (792)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (3, 3)

NMR Structure(hide GO term definitions)
Chain A   (MCBA_ECOLX | P05834)
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:0008156    negative regulation of DNA replication    Any process that stops, prevents, or reduces the frequency, rate or extent of DNA replication.

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