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(-) Description

Title :  CRYSTAL STRUCTURE OF MGRA, A GLOBAL REGULATOR AND MAJOR VIRULENCE DETERMINANT IN STAPHYLOCOCCUS AUREUS
 
Authors :  P. R. Chen, T. Bae, W. A. Williams, E. M. Duguid, P. A. Rice, O. Schneewind, C. He
Date :  22 Jun 05  (Deposition) - 20 Sep 06  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.80
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Transcriptional Regulator, Multidrug Resistance Regulator, Virulence Determinant, Transcriptional Factors (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  P. R. Chen, T. Bae, W. A. Williams, E. M. Duguid, P. A. Rice, O. Schneewind, C. He
An Oxidation-Sensing Mechanism Is Used By The Global Regulator Mgra In Staphylococcus Aureus.
Nat. Chem. Biol. V. 2 591 2006
PubMed-ID: 16980961  |  Reference-DOI: 10.1038/NCHEMBIO820

(-) Compounds

Molecule 1 - HTH-TYPE TRANSCRIPTIONAL REGULATOR MGRA
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET28A
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System VectorPET28A
    FragmentRESIDUES 5-142
    Organism ScientificSTAPHYLOCOCCUS AUREUS
    Organism Taxid1280
    StrainNEWMAN
    SynonymMGRA

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (2x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 3)

Asymmetric Unit (2, 3)
No.NameCountTypeFull Name
1MSE2Mod. Amino AcidSELENOMETHIONINE
2SO41Ligand/IonSULFATE ION
Biological Unit 1 (2, 6)
No.NameCountTypeFull Name
1MSE4Mod. Amino AcidSELENOMETHIONINE
2SO42Ligand/IonSULFATE ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:84 , ARG A:86BINDING SITE FOR RESIDUE SO4 A1142

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2BV6)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2BV6)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2BV6)

(-) PROSITE Motifs  (2, 2)

Asymmetric Unit (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_MARR_2PS50995 MarR-type HTH domain profile.MGRA_STAA88-139  1A:8-139
MGRA_STAAU8-139  1A:8-139
2HTH_MARR_1PS01117 MarR-type HTH domain signature.MGRA_STAA868-102  1A:68-102
MGRA_STAAU68-102  1A:68-102
Biological Unit 1 (2, 8)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_MARR_2PS50995 MarR-type HTH domain profile.MGRA_STAA88-139  2A:8-139
MGRA_STAAU8-139  2A:8-139
2HTH_MARR_1PS01117 MarR-type HTH domain signature.MGRA_STAA868-102  2A:68-102
MGRA_STAAU68-102  2A:68-102

(-) Exons   (0, 0)

(no "Exon" information available for 2BV6)

(-) 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:137
 aligned with MGRA_STAA8 | Q2G0B1 from UniProtKB/Swiss-Prot  Length:147

    Alignment length:137
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       
           MGRA_STAA8     5 HNLKEQLCFSLYNAQRQVNRYYSNKVFKKYNLTYPQFLVLTILWDESPVNVKKVVTELALDTGTVSPLLKRMEQVDLIKRERSEVDQREVFIHLTDKSETIRPELSNASDKVASASSLSQDEVKELNRLLGKVIHAF 141
               SCOP domains d2bv6a1 A:5-140 Transcriptional regulator MgrA                                                                                          - SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....hhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhh.eeehhhhhhhh.....hhhhhhhhhhhh..eeeee.......eeeeehhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (2) ---HTH_MARR_2  PDB: A:8-139 UniProt: 8-139                                                                                             -- PROSITE (2)
                PROSITE (3) ---------------------------------------------------------------HTH_MARR_1  PDB: A:68-102          --------------------------------------- PROSITE (3)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2bv6 A   5 mNLKEQLCFSLYNAQRQVNRYYSNKVFKKYNLTYPQFLVLTILWDESPVNVKKVVTELALDTGTVSPLLKRmEQVDLIKRERSEVDQREVFIHLTDKSETIRPELSNASDKVASASSLSQDEVKELNRLLGKVIHAF 141
                            |       14        24        34        44        54        64        74 |      84        94       104       114       124       134       
                            |                                                                     76-MSE                                                             
                            5-MSE                                                                                                                                    

Chain A from PDB  Type:PROTEIN  Length:137
 aligned with MGRA_STAAU | P0C1S0 from UniProtKB/Swiss-Prot  Length:147

    Alignment length:137
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       
           MGRA_STAAU     5 HNLKEQLCFSLYNAQRQVNRYYSNKVFKKYNLTYPQFLVLTILWDESPVNVKKVVTELALDTGTVSPLLKRMEQVDLIKRERSEVDQREVFIHLTDKSETIRPELSNASDKVASASSLSQDEVKELNRLLGKVIHAF 141
               SCOP domains d2bv6a1 A:5-140 Transcriptional regulator MgrA                                                                                          - SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....hhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhh.eeehhhhhhhh.....hhhhhhhhhhhh..eeeee.......eeeeehhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ---HTH_MARR_2  PDB: A:8-139 UniProt: 8-139                                                                                             -- PROSITE (1)
                PROSITE (2) ----------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                PROSITE (3) ----------------------------------------------------------------------------------------------------------------------------------------- PROSITE (3)
                PROSITE (4) ---------------------------------------------------------------HTH_MARR_1  PDB: A:68-102          --------------------------------------- PROSITE (4)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2bv6 A   5 mNLKEQLCFSLYNAQRQVNRYYSNKVFKKYNLTYPQFLVLTILWDESPVNVKKVVTELALDTGTVSPLLKRmEQVDLIKRERSEVDQREVFIHLTDKSETIRPELSNASDKVASASSLSQDEVKELNRLLGKVIHAF 141
                            |       14        24        34        44        54        64        74 |      84        94       104       114       124       134       
                            5-MSE                                                                 76-MSE                                                             

   Legend:   → Mismatch (orange background)
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  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  (1, 1)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2BV6)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2BV6)

(-) Gene Ontology  (7, 13)

Asymmetric Unit(hide GO term definitions)
Chain A   (MGRA_STAAU | P0C1S0)
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:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
    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.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

Chain A   (MGRA_STAA8 | Q2G0B1)
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.
    GO:0044212    transcription regulatory region DNA binding    Interacting selectively and non-covalently with a DNA region that regulates the transcription of a region of DNA, which may be a gene, cistron, or operon. Binding may occur as a sequence specific interaction or as an interaction observed only once a factor has been recruited to the DNA by other factors.
biological process
    GO:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
    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.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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