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(-) Description

Title :  CRYSTAL STRUCTURES OF SELF CAPPING PAPD CHAPERONE HOMODIMERS
 
Authors :  D. L. Hung, J. S. Pinkner, S. D. Knight, S. J. Hultgren
Date :  28 May 99  (Deposition) - 07 Jul 99  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.60
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Beta Barrel, Immunoglobulin Fold Chaperone (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  D. L. Hung, J. S. Pinkner, S. D. Knight, S. J. Hultgren
Structural Basis Of Chaperone Self-Capping In P Pilus Biogenesis.
Proc. Natl. Acad. Sci. Usa V. 96 8178 1999
PubMed-ID: 10393968  |  Reference-DOI: 10.1073/PNAS.96.14.8178
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PAPD CHAPERONE
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    MutationYES
    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 1QPP)

(-) Sites  (0, 0)

(no "Site" information available for 1QPP)

(-) SS Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1A:207 -A:212
2B:207 -B:212

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Gly A:48 -Pro A:49
2Thr A:53 -Pro A:54
3Gly B:48 -Pro B:49
4Thr B:53 -Pro B:54

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 2)

Asymmetric/Biological Unit (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1PILI_CHAPERONEPS00635 Gram-negative pili assembly chaperone signature.PAPD_ECOLX99-116
 
  2A:78-95
B:78-95

(-) Exons   (0, 0)

(no "Exon" information available for 1QPP)

(-) 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:207
 aligned with PAPD_ECOLX | P15319 from UniProtKB/Swiss-Prot  Length:239

    Alignment length:214
                                    31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231    
           PAPD_ECOLX    22 AVSLDRTRAVFDGSEKSMTLDISNDNKQLPYLAQAWIENENQEKIITGPVIATPPVQRLEPGAKSMVRLSTTPDISKLPQDRESLFYFNLREIPPRSEKANVLQIALQTKIKLFYRPAAIKTRPNEVWQDQLILNKVSGGYRIENPTPYYVTVIGLGGSEKQAEEGEFETVMLSPRSEQTVKSANYNTPYLSYINDYGGRPVLSFICNGSRCSV 235
               SCOP domains d1qppa1 A:1-124 Pilus chaperone PapD, N-domain                                                                              d1qppa2 A:125-214 PapD                                                                     SCOP domains
               CATH domains 1qppA01 A:1-121 PapD-like                                                                                                1qppA02 A:122-214  [code=2.60.40.1070, no name defined]                                       CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eee............eeeeeeee.........................eeee..........eeeeeeee.hhhhhh..................-------.............hhhhh.....hhhhh.eeeee..eeeeee.....eeeeeee..hhhhhh.....eee...eeeeee.......eeeee.......eee.eee..eee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----------------------------------------------------------------------------PILI_CHAPERONE    ----------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1qpp A   1 AVSLDRTAAVFDGSEKSMTLDISNDNKQLPYLAQAWIENENQEKIITGPVIATPPVQRLDPGAKSMVRLSTTPDISKLPQDRESLFYFNLREIPPR-------QIALQTKIKLFYRPAAIKTRPNEVWQDQLILNKVSGGYRIENPTPYYVTVIGLGGSEKQAEEGEFETVMLSPRSEQTVKSANYNTPYLSYINDYGGRPVLSFICNGSRCSV 214
                                    10        20        30        40        50        60        70        80        90     |   -   |   110       120       130       140       150       160       170       180       190       200       210    
                                                                                                                          96     104                                                                                                              

Chain B from PDB  Type:PROTEIN  Length:212
 aligned with PAPD_ECOLX | P15319 from UniProtKB/Swiss-Prot  Length:239

    Alignment length:214
                                    31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231    
           PAPD_ECOLX    22 AVSLDRTRAVFDGSEKSMTLDISNDNKQLPYLAQAWIENENQEKIITGPVIATPPVQRLEPGAKSMVRLSTTPDISKLPQDRESLFYFNLREIPPRSEKANVLQIALQTKIKLFYRPAAIKTRPNEVWQDQLILNKVSGGYRIENPTPYYVTVIGLGGSEKQAEEGEFETVMLSPRSEQTVKSANYNTPYLSYINDYGGRPVLSFICNGSRCSV 235
               SCOP domains d1qppb1 B:1-122 Pilus chaperone PapD, N-domain                                                                            --d1qppb2 B:125-214 PapD                                                                     SCOP domains
               CATH domains 1qppB01 B:1-121 PapD-like                                                                                                1  qppB02 B:122-213  [code=2.60.40.1070, no name defined]                                   - CATH domains
           Pfam domains (1) Pili_assembly_N-1qppB01 B:1-121                                                                                          -------------------Pili_assembly_C-1qppB03 B:141-204                               ---------- Pfam domains (1)
           Pfam domains (2) Pili_assembly_N-1qppB02 B:1-121                                                                                          -------------------Pili_assembly_C-1qppB04 B:141-204                               ---------- Pfam domains (2)
         Sec.struct. author .eee............eeeeeeee.........................eeee..........eeeeeeee.hhhhhh......................................hhhhh.--..hhhhhheeeee..eeeee......eeeeeee.............eee....eeeee.......eeeee.......eee.eee..eee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----------------------------------------------------------------------------PILI_CHAPERONE    ----------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1qpp B   1 AVSLDRTAAVFDGSEKSMTLDISNDNKQLPYLAQAWIENENQEKIITGPVIATPPVQRLDPGAKSMVRLSTTPDISKLPQDRESLFYFNLREIPPRSEKANVLQIALQTKIKLFYRPAAIKT--NEVWQDQLILNKVSGGYRIENPTPYYVTVIGLGGSEKQAEEGEFETVMLSPRSEQTVKSANYNTPYLSYINDYGGRPVLSFICNGSRCSV 214
                                    10        20        30        40        50        60        70        80        90       100       110       120 |  |  130       140       150       160       170       180       190       200       210    
                                                                                                                                                   122  |                                                                                         
                                                                                                                                                      125                                                                                         

   Legend:   → Mismatch (orange background)
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    → 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, 4)

Asymmetric/Biological Unit

(-) CATH Domains  (2, 4)

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

(-) Pfam Domains  (2, 4)

Asymmetric/Biological Unit
(-)
Clan: E-set (290)

(-) Gene Ontology  (5, 5)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (PAPD_ECOLX | P15319)
biological process
    GO:0071555    cell wall organization    A process that results in the assembly, arrangement of constituent parts, or disassembly of the cell wall, the rigid or semi-rigid envelope lying outside the cell membrane of plant, fungal and most prokaryotic cells, maintaining their shape and protecting them from osmotic lysis.
    GO:0061077    chaperone-mediated protein folding    The process of inhibiting aggregation and assisting in the covalent and noncovalent assembly of single chain polypeptides or multisubunit complexes into the correct tertiary structure that is dependent on interaction with a chaperone.
    GO:0043711    pilus organization    A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a pilus, a short filamentous structure on a bacterial cell, flagella-like in structure and generally present in many copies.
cellular component
    GO:0030288    outer membrane-bounded periplasmic space    The region between the inner (cytoplasmic or plasma) membrane and outer membrane of organisms with two membranes such as Gram negative bacteria. These periplasmic spaces are relatively thick and contain a thin peptidoglycan layer (PGL), also referred to as a thin cell wall.
    GO:0042597    periplasmic space    The region between the inner (cytoplasmic) and outer membrane (Gram-negative Bacteria) or cytoplasmic membrane and cell wall (Fungi and Gram-positive Bacteria).

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    Gly A:48 - Pro A:49   [ RasMol ]  
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 Related Entries

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

UniProtKB/Swiss-Prot
        PAPD_ECOLX | P153191n0l 1pdk 1qpx 2j2z 2j7l 2uy6 2uy7 2w07 2wmp 2xg4 2xg5 3dpa 3me0 5k93

(-) Related Entries Specified in the PDB File

1qpx PAPD CHAPERONE
3dpa CHAPERONE PROTEIN PAPD