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(-) Description

Title :  STRUCTURE OF THE CORYNEBACTERIUM DIPHTHERIAE MAJOR PILIN SPAA POINTS TO A MODULAR PILUS ASSEMBLY WITH STABILIZING ISOPEPTIDE BONDS
 
Authors :  H. J. Kang, N. G. Paterson, A. H. Gaspar, H. Ton-That, E. N. Baker
Date :  11 Jun 09  (Deposition) - 15 Sep 09  (Release) - 29 Dec 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym./Biol. Unit :  X
Keywords :  Isopeptide Bond, Ig-Like Fold, Cell Wall, Peptidoglycan- Anchor, Structural Protein, Cell Adhesion (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  H. J. Kang, N. G. Paterson, A. H. Gaspar, H. Ton-That, E. N. Baker
The Corynebacterium Diphtheriae Shaft Pilin Spaa Is Built Of Tandem Ig-Like Modules With Stabilizing Isopeptide And Disulfide Bonds
Proc. Natl. Acad. Sci. Usa V. 106 16967 2009
PubMed-ID: 19805181  |  Reference-DOI: 10.1073/PNAS.0906826106
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PUTATIVE SURFACE-ANCHORED FIMBRIAL SUBUNIT
    Chains: X
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: PDEST17
    Expression System Strain: BL21(DE3) PLYSS
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: RESIDUES 53-486
    Gene: SPAA
    Organism Scientific: CORYNEBACTERIUM DIPHTHERIAE
    Organism Taxid: 1717
    Synonym: SPAA

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : X

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 6)

Asymmetric/Biological Unit (3, 6)
No.NameCountTypeFull Name
1CA1Ligand/IonCALCIUM ION
2MSE4Mod. Amino AcidSELENOMETHIONINE
3NA1Ligand/IonSODIUM ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHOH X:49 , ASP X:203 , ASP X:205 , GLN X:208 , GLY X:210 , GLU X:215 , HOH X:658BINDING SITE FOR RESIDUE CA X 1
2AC2SOFTWAREGLU X:446 , THR X:449 , GLU X:454 , ASN X:482BINDING SITE FOR RESIDUE NA X 487

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1X:383 -X:443

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Ala X:171 -Pro X:172

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3HTL)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3HTL)

(-) Exons   (0, 0)

(no "Exon" information available for 3HTL)

(-) 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 X from PDB  Type:PROTEIN  Length:422
 aligned with Q6NF81_CORDI | Q6NF81 from UniProtKB/TrEMBL  Length:525

    Alignment length:432
                                    62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332       342       352       362       372       382       392       402       412       422       432       442       452       462       472       482  
         Q6NF81_CORDI    53 ERTSIAVHALMGLPTGQPANGTKLDSIGLPKVDGMSFTLYRVNEIDLTTQAGWDAASKIKLEELYTNGHPTDKVTKVATKKTEGGVAKFDNLTPALYLVVQELNGAEAVVRSQPFLVAAPQTNPTGDGWLQDVHVYPKHQALSEPVKTAVDPDATQPGFSVGENVKYRVATKIPEIASNTKFEGFTVADKLPAELGKPDTNKITVTLGGKPINSTDVSVQTYQVGDRTVLSVQLAGATLQSLDQHKDQELVVEFEAPVTKQPENGQLDNQAWVLPSNPTAQWDPEESGDAALRGMPSSRVSSKFGQITIEKSFDGNTPGADRTATFQLHRCEADGSLVKSDPPISLDGKQEFVTGQDGKAVLSGIHLGTLQLESNVMKYTDAWAGKGTEFCLVETATASGYELLPKPVIVKLEANESTNVLVEQKVKIDNKK 484
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..eeeeee.ee....----------..........eeeeeee......hhhhhhhhh..hhhhhee..ee...eeeeeeee....eeeeeee..eeeeeee.......ee....eeeee.ee......ee.eeee..eeee....eeeee.............eeeeeeeee.............eeeee........hhhhheeee..ee.hhh.eeeeeeee..eeeeeeeehhhhhhhhhhh...eeeeeeeee........eeee.eeee....................ee...eeeeeeeeeeeeee...........eeeeeee....................ee.....eeeeeeeeeeeeeee..eeeeee.......eeeeeeee...........eee...........eeeeeeeee.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3htl X  53 ERTSIAVHALmGLPT----------SIGLPKVDGmSFTLYRVNEIDLTTQAGWDAASKIKLEELYTNGHPTDKVTKVATKKTEGGVAKFDNLTPALYLVVQELNGAEAVVRSQPFLVAAPQTNPTGDGWLQDVHVYPKHQALSEPVKTAVDPDATQPGFSVGENVKYRVATKIPEIASNTKFEGFTVADKLPAELGKPDTNKITVTLGGKPINSTDVSVQTYQVGDRTVLSVQLAGATLQSLDQHKDQELVVEFEAPVTKQPENGQLDNQAWVLPSNPTAQWDPEESGDAALRGmPSSRVSSKFGQITIEKSFDGNTPGADRTATFQLHRCEADGSLVKSDPPISLDGKQEFVTGQDGKAVLSGIHLGTLQLESNVmKYTDAWAGKGTEFCLVETATASGYELLPKPVIVKLEANESTNVLVEQKVKIDNKK 484
                                    62|   |    -     |  82    |   92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332       342    |  352       362       372       382       392       402       412       422      |432       442       452       462       472       482  
                                     63-MSE         78       87-MSE                                                                                                                                                                                                                                                             347-MSE                                                                           429-MSE
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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  (0, 0)

(no "SCOP Domain" information available for 3HTL)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3HTL)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3HTL)

(-) Gene Ontology  (3, 3)

Asymmetric/Biological Unit(hide GO term definitions)
Chain X   (Q6NF81_CORDI | Q6NF81)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
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.

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 Related Entries

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

UniProtKB/TrEMBL
        Q6NF81_CORDI | Q6NF81: 3hr6

(-) Related Entries Specified in the PDB File

3hr6 NATIVE FORM