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(-) Description

Title :  STRUCTURE OF QACR MULTIDRUG TRANSCRIPTIONAL REGULATOR BOUND TO BIVALENT DIAMIDINE BERENIL
 
Authors :  J. T. Schuman
Date :  12 Mar 06  (Deposition) - 08 Apr 08  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.90
Chains :  Asym. Unit :  A,B,D,E
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  D,E  (1x)
Biol. Unit 3:  A (4x),B (4x),D (4x),E (4x)
Biol. Unit 4:  A (4x),B (4x),D (4x),E (4x)
Keywords :  Diamidine, Helix-Turn-Helix, Multridrug Binding, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  R. G. Brennan, J. T. Schuman
Structure Of Qacr Multidrug Transcriptional Regulator Bound To Trivalent And Bivalent Diamidine Drugs
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - HTH-TYPE TRANSCRIPTIONAL REGULATOR QACR
    ChainsB, D, A, E
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    GeneQACR
    Organism ScientificSTAPHYLOCOCCUS AUREUS
    Organism Taxid1280

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit ABDE
Biological Unit 1 (1x)AB  
Biological Unit 2 (1x)  DE
Biological Unit 3 (4x)A (4x)B (4x)D (4x)E (4x)
Biological Unit 4 (4x)A (4x)B (4x)D (4x)E (4x)

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 12)

Asymmetric Unit (2, 12)
No.NameCountTypeFull Name
1BRN1Ligand/IonBERENIL
2SO411Ligand/IonSULFATE ION
Biological Unit 1 (2, 7)
No.NameCountTypeFull Name
1BRN1Ligand/IonBERENIL
2SO46Ligand/IonSULFATE ION
Biological Unit 2 (1, 5)
No.NameCountTypeFull Name
1BRN-1Ligand/IonBERENIL
2SO45Ligand/IonSULFATE ION
Biological Unit 3 (0, 0)
No.NameCountTypeFull Name
1BRN-1Ligand/IonBERENIL
2SO4-1Ligand/IonSULFATE ION
Biological Unit 4 (2, 28)
No.NameCountTypeFull Name
1BRN4Ligand/IonBERENIL
2SO424Ligand/IonSULFATE ION

(-) Sites  (12, 12)

Asymmetric Unit (12, 12)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREILE A:100 , TYR A:103 , GLU A:120 , ILE A:124 , ASN A:154 , ASN A:157 , PHE B:162BINDING SITE FOR RESIDUE BRN A 1110
02AC2SOFTWAREASN A:2 , ASP A:5 , LYS A:6BINDING SITE FOR RESIDUE SO4 A 599
03AC3SOFTWARELYS A:4 , TYR A:41 , HIS A:42 , LYS E:17BINDING SITE FOR RESIDUE SO4 A 299
04AC4SOFTWARELYS E:36 , TYR E:40 , THR E:45 , LYS E:46BINDING SITE FOR RESIDUE SO4 E 249
05AC5SOFTWARESER A:35 , LYS A:36 , LYS E:60BINDING SITE FOR RESIDUE SO4 A 699
06AC6SOFTWARETYR D:20 , LYS D:46 , GLU D:105 , TYR D:106BINDING SITE FOR RESIDUE SO4 D 999
07AC7SOFTWARELEU E:8 , LYS E:12 , ILE E:53 , ILE E:56 , GLU E:57BINDING SITE FOR RESIDUE SO4 E 399
08AC8SOFTWARELYS A:36 , TYR A:40 , ASN E:2 , ASP E:5 , LYS E:6BINDING SITE FOR RESIDUE SO4 E 799
09AC9SOFTWARETHR A:23 , THR A:24 , THR A:25 , LYS A:46BINDING SITE FOR RESIDUE SO4 A 800
10BC1SOFTWAREHIS A:128 , LYS A:132 , HOH A:1112BINDING SITE FOR RESIDUE SO4 A 801
11BC2SOFTWAREASN A:2 , LEU A:3 , LYS A:4 , ASN A:38 , HIS A:42BINDING SITE FOR RESIDUE SO4 A 279
12BC3SOFTWAREGLU D:13 , LYS D:30 , GLU D:33BINDING SITE FOR RESIDUE SO4 D 779

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2GBY)

(-) PROSITE Motifs  (1, 4)

Asymmetric Unit (1, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_TETR_1PS01081 TetR-type HTH domain signature.QACR_STAAU19-49
 
 
 
  4A:19-49
B:19-49
D:19-49
E:19-49
Biological Unit 1 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_TETR_1PS01081 TetR-type HTH domain signature.QACR_STAAU19-49
 
 
 
  2A:19-49
B:19-49
-
-
Biological Unit 2 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_TETR_1PS01081 TetR-type HTH domain signature.QACR_STAAU19-49
 
 
 
  2-
-
D:19-49
E:19-49
Biological Unit 3 (1, 16)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_TETR_1PS01081 TetR-type HTH domain signature.QACR_STAAU19-49
 
 
 
  16A:19-49
B:19-49
D:19-49
E:19-49
Biological Unit 4 (1, 16)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_TETR_1PS01081 TetR-type HTH domain signature.QACR_STAAU19-49
 
 
 
  16A:19-49
B:19-49
D:19-49
E:19-49

(-) Exons   (0, 0)

(no "Exon" information available for 2GBY)

(-) 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:186
 aligned with QACR_STAAU | P0A0N4 from UniProtKB/Swiss-Prot  Length:188

    Alignment length:186
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      
           QACR_STAAU     2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKCKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWCINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
               SCOP domains d2gbya1 A:2-72 Multidrug binding protein QacR                          d2gbya2 A:73-187 Multidrug binding protein QacR                                                                     SCOP domains
               CATH domains 2gbyA01 A:2-50 Homeodomain-like                  2gbyA02 A:51-187 Tetracycline Repressor, domain 2                                                                                         CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhh....hhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----------------HTH_TETR_1  PDB: A:19-49       ------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2gby A   2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKAKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      

Chain B from PDB  Type:PROTEIN  Length:186
 aligned with QACR_STAAU | P0A0N4 from UniProtKB/Swiss-Prot  Length:188

    Alignment length:186
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      
           QACR_STAAU     2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKCKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWCINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
               SCOP domains d2gbyb1 B:2-72 Multidrug binding protein QacR                          d2gbyb2 B:73-187 Multidrug binding protein QacR                                                                     SCOP domains
               CATH domains 2gbyB01 B:2-50 Homeodomain-like                  2gbyB02 B:51-187 Tetracycline Repressor, domain 2                                                                                         CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhh.....hhhhhhhh.............hhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----------------HTH_TETR_1  PDB: B:19-49       ------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2gby B   2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKAKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      

Chain D from PDB  Type:PROTEIN  Length:186
 aligned with QACR_STAAU | P0A0N4 from UniProtKB/Swiss-Prot  Length:188

    Alignment length:186
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      
           QACR_STAAU     2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKCKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWCINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
               SCOP domains d2gbyd1 D:2-72 Multidrug binding protein QacR                          d2gbyd2 D:73-187 Multidrug binding protein QacR                                                                     SCOP domains
               CATH domains 2gbyD01 D:2-50 Homeodomain-like                  2gbyD02 D:51-187 Tetracycline Repressor, domain 2                                                                                         CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhh.....hhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhh..........hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----------------HTH_TETR_1  PDB: D:19-49       ------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2gby D   2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKAKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      

Chain E from PDB  Type:PROTEIN  Length:186
 aligned with QACR_STAAU | P0A0N4 from UniProtKB/Swiss-Prot  Length:188

    Alignment length:186
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      
           QACR_STAAU     2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKCKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWCINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
               SCOP domains d2gbye1 E:2-72 Multidrug binding protein QacR                          d2gbye2 E:73-187 Multidrug binding protein QacR                                                                     SCOP domains
               CATH domains 2gbyE01 E:2-50 Homeodomain-like                  2gbyE02 E:51-187 Tetracycline Repressor, domain 2                                                                                         CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhh....hhhhhhhhh..hhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----------------HTH_TETR_1  PDB: E:19-49       ------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2gby E   2 NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKAKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS 187
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181      

   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  (2, 8)

Asymmetric Unit

(-) CATH Domains  (2, 8)

Asymmetric Unit

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (5, 5)

Asymmetric Unit(hide GO term definitions)
Chain A,B,D,E   (QACR_STAAU | P0A0N4)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0003700    transcription factor activity, sequence-specific DNA binding    Interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription. The transcription factor may or may not also interact selectively with a protein or macromolecular complex.
biological process
    GO:0045892    negative regulation of transcription, DNA-templated    Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.

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 Related Entries

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

UniProtKB/Swiss-Prot
        QACR_STAAU | P0A0N41jt0 1jt6 1jtx 1jty 1jum 1jup 1jus 1qvt 1qvu 1rkw 1rpw 2dtz 2hq5

(-) Related Entries Specified in the PDB File

1rpw