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(-) Description

Title :  THE COMPLEX STRUCTURE OF E. COLI DSBA BOUND TO A PEPTIDE AT THE DSBA/DSBB INTERFACE
 
Authors :  L. Premkumar, J. L. Martin
Date :  28 May 14  (Deposition) - 14 Jan 15  (Release) - 04 Feb 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.50
Chains :  Asym. Unit :  A,B,C,D,E,F,G,H
Biol. Unit 1:  A,E  (1x)
Biol. Unit 2:  B,F  (1x)
Biol. Unit 3:  C,H  (1x)
Biol. Unit 4:  D,G  (1x)
Keywords :  Dsba, Dsbb, Dithiol Oxidase, Complex, Dsba/Dsbb, Peptide Inhibitor, Thioredoxin-Related Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  W. Duprez, L. Premkumar, M. A. Halili, F. Lindahl, R. C. Reid, D. P. Fairlie, J. L. Martin
Peptide Inhibitors Of The Escherichia Coli Dsba Oxidative Machinery Essential For Bacterial Virulence.
J. Med. Chem. V. 58 577 2015
PubMed-ID: 25470204  |  Reference-DOI: 10.1021/JM500955S

(-) Compounds

Molecule 1
    ChainsA, B, C, D
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    FragmentUNP RESIDUES 20-208
    GeneDSBA, DSF, PPFA, B3860, JW3832
    Organism ScientificESCHERICHIA COLI
    Organism Taxid83333
    StrainK12
 
Molecule 2 - PRO-PHE-ALA-THR-CYS-ASP-SER
    ChainsF, E, G, H
    EngineeredYES
    Organism ScientificESCHERICHIA COLI
    Organism Taxid562
    SyntheticYES

 Structural Features

(-) Chains, Units

  12345678
Asymmetric Unit ABCDEFGH
Biological Unit 1 (1x)A   E   
Biological Unit 2 (1x) B   F  
Biological Unit 3 (1x)  C    H
Biological Unit 4 (1x)   D  G 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 8)

Asymmetric Unit (2, 8)
No.NameCountTypeFull Name
1ACE4Mod. Amino AcidACETYL GROUP
2NH24Ligand/IonAMINO GROUP
Biological Unit 1 (2, 2)
No.NameCountTypeFull Name
1ACE1Mod. Amino AcidACETYL GROUP
2NH21Ligand/IonAMINO GROUP
Biological Unit 2 (2, 2)
No.NameCountTypeFull Name
1ACE1Mod. Amino AcidACETYL GROUP
2NH21Ligand/IonAMINO GROUP
Biological Unit 3 (2, 2)
No.NameCountTypeFull Name
1ACE1Mod. Amino AcidACETYL GROUP
2NH21Ligand/IonAMINO GROUP
Biological Unit 4 (2, 2)
No.NameCountTypeFull Name
1ACE1Mod. Amino AcidACETYL GROUP
2NH21Ligand/IonAMINO GROUP

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLN A:35 , TYR D:34 , GLN D:35 , PHE E:101 , ALA E:102binding site for Di-peptide ACE E 201 and PRO E 100
2AC2SOFTWAREARG A:148 , HOH A:237 , ASN C:62 , GLU C:139 , ASP E:105binding site for Di-peptide NH2 E 202 and SER E 106
3AC3SOFTWAREGLN B:35 , LEU B:40 , PHE B:174 , TYR C:34 , GLN C:35 , PHE F:101 , ALA F:102binding site for Di-peptide ACE F 201 and PRO F 100
4AC4SOFTWAREARG B:148 , ASN D:62 , HOH D:201 , HOH D:210 , ASP F:105 , HOH F:301binding site for Di-peptide NH2 F 202 and SER F 106
5AC5SOFTWAREHOH A:215 , LEU D:40 , PHE D:174 , PHE G:101 , ALA G:102binding site for Di-peptide ACE G 201 and PRO G 100
6AC6SOFTWAREPHE D:63 , ARG D:148 , ASP G:105binding site for Di-peptide NH2 G 202 and SER G 106
7AC7SOFTWAREPRO B:31 , GLN B:97 , LEU C:40 , MET C:171 , PHE H:101 , ALA H:102binding site for Di-peptide ACE H 201 and PRO H 100
8AC8SOFTWAREPHE C:63 , ARG C:148 , HOH C:229 , ASP H:105 , HOH H:304binding site for Di-peptide NH2 H 202 and SER H 106

(-) SS Bonds  (4, 4)

Asymmetric Unit
No.Residues
1A:30 -E:104
2B:30 -F:104
3C:30 -H:104
4D:30 -G:104

(-) Cis Peptide Bonds  (4, 4)

Asymmetric Unit
No.Residues
1Val A:150 -Pro A:151
2Val B:150 -Pro B:151
3Val C:150 -Pro C:151
4Val D:150 -Pro D:151

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4TKY)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4TKY)

(-) Exons   (0, 0)

(no "Exon" information available for 4TKY)

(-) 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:188
                                                                                                                                                                                                                            
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eee..........eeeee...hhhhhhhhhh.hhhhhhhhh......eeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhh..ee.eeee...eee.hhhh...hhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4tky A   1 AQYEDGKQYTTLEKPVAGAPQVLEFFSFFCPHAYQFEEVLHISDNVKKKLPEGVKMTKYHVNFMGGDLGKDLTQAWAVAMALGVEDKVTVPLFEGVQKTQTIRSASDIRDVFINAGIKGEEYDAAWNSFVVKSLVAQQEKAAADVQLRGVPAMFVNGKYQLNPQGMDTSNMDVFVQQYADTVKYLSEK 188
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180        

Chain B from PDB  Type:PROTEIN  Length:188
                                                                                                                                                                                                                            
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eee..........eeeee...hhhhhhhhhh.hhhhhhhhh......eeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh...ee.eeee...eee.hhhh...hhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4tky B   1 AQYEDGKQYTTLEKPVAGAPQVLEFFSFFCPHAYQFEEVLHISDNVKKKLPEGVKMTKYHVNFMGGDLGKDLTQAWAVAMALGVEDKVTVPLFEGVQKTQTIRSASDIRDVFINAGIKGEEYDAAWNSFVVKSLVAQQEKAAADVQLRGVPAMFVNGKYQLNPQGMDTSNMDVFVQQYADTVKYLSEK 188
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180        

Chain C from PDB  Type:PROTEIN  Length:188
                                                                                                                                                                                                                            
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eee..........eeeee...hhhhhhhhhh.hhhhhhhhh......eeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhh...ee.eeee...eee.hhhh...hhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4tky C   1 AQYEDGKQYTTLEKPVAGAPQVLEFFSFFCPHAYQFEEVLHISDNVKKKLPEGVKMTKYHVNFMGGDLGKDLTQAWAVAMALGVEDKVTVPLFEGVQKTQTIRSASDIRDVFINAGIKGEEYDAAWNSFVVKSLVAQQEKAAADVQLRGVPAMFVNGKYQLNPQGMDTSNMDVFVQQYADTVKYLSEK 188
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180        

Chain D from PDB  Type:PROTEIN  Length:189
                                                                                                                                                                                                                             
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eee..........eeeee...hhhhhhhhhh.hhhhhhhhh......eeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhh...ee.eeee...eee.hhhh...hhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4tky D   1 AQYEDGKQYTTLEKPVAGAPQVLEFFSFFCPHAYQFEEVLHISDNVKKKLPEGVKMTKYHVNFMGGDLGKDLTQAWAVAMALGVEDKVTVPLFEGVQKTQTIRSASDIRDVFINAGIKGEEYDAAWNSFVVKSLVAQQEKAAADVQLRGVPAMFVNGKYQLNPQGMDTSNMDVFVQQYADTVKYLSEKK 189
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180         

Chain E from PDB  Type:PROTEIN  Length:8
                                        
               SCOP domains -------- SCOP domains
               CATH domains -------- CATH domains
               Pfam domains -------- Pfam domains
         Sec.struct. author ....ee.. Sec.struct. author
                 SAPs(SNPs) -------- SAPs(SNPs)
                    PROSITE -------- PROSITE
                 Transcript -------- Transcript
                 4tky E 100 PFATCDSx 201
                                  ||
                                106|
                                 201-ACE

Chain F from PDB  Type:PROTEIN  Length:8
                                        
               SCOP domains -------- SCOP domains
               CATH domains -------- CATH domains
               Pfam domains -------- Pfam domains
         Sec.struct. author ....ee.. Sec.struct. author
                 SAPs(SNPs) -------- SAPs(SNPs)
                    PROSITE -------- PROSITE
                 Transcript -------- Transcript
                 4tky F 100 PFATCDSx 201
                                  ||
                                106|
                                 201-ACE

Chain G from PDB  Type:PROTEIN  Length:8
                                        
               SCOP domains -------- SCOP domains
               CATH domains -------- CATH domains
               Pfam domains -------- Pfam domains
         Sec.struct. author ....ee.. Sec.struct. author
                 SAPs(SNPs) -------- SAPs(SNPs)
                    PROSITE -------- PROSITE
                 Transcript -------- Transcript
                 4tky G 100 PFATCDSx 201
                                  ||
                                106|
                                 201-ACE

Chain H from PDB  Type:PROTEIN  Length:8
                                        
               SCOP domains -------- SCOP domains
               CATH domains -------- CATH domains
               Pfam domains -------- Pfam domains
         Sec.struct. author ....ee.. Sec.struct. author
                 SAPs(SNPs) -------- SAPs(SNPs)
                    PROSITE -------- PROSITE
                 Transcript -------- Transcript
                 4tky H 100 PFATCDSx 201
                                  ||
                                106|
                                 201-ACE

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → 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  (0, 0)

(no "SCOP Domain" information available for 4TKY)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4TKY)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4TKY)

(-) Gene Ontology  (8, 8)

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 Related Entries

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

UniProtKB/Swiss-Prot
        DSBA_ECOLI | P0AEG41a23 1a24 1a2j 1a2l 1a2m 1ac1 1acv 1bq7 1dsb 1fvj 1fvk 1ti1 1u3a 1un2 2b3s 2b6m 2hi7 2leg 2ndo 2zup 3e9j 4zij

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 4TKY)