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(-) Description

Title :  CRYSTAL STRUCTURE OF THE TRANSCRIPTIONAL REPRESSOR PAGR OF BACILLUS ANTHRACIS
 
Authors :  H. Zhao, A. Volkov, V. H. Veldore, K. I. Varughese
Date :  01 Apr 08  (Deposition) - 07 Apr 09  (Release) - 30 Nov 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  C  (2x)
Biol. Unit 3:  D  (2x)
Keywords :  Transcriptional Repressor, Protein-Dna, Hth Motif, Dimer, Dna- Binding, Transcription Regulation, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  H. Zhao, A. Volkov, V. H. Veldore, J. A. Hoch, K. I. Varughese
Crystal Structure Of The Transcriptional Repressor Pagr Of Bacillus Anthracis
Microbiology V. 156 385 2010
PubMed-ID: 19926656  |  Reference-DOI: 10.1099/MIC.0.033548-0

(-) Compounds

Molecule 1 - TRANSCRIPTIONAL REPRESSOR PAGR
    ChainsA, B, C, D
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET28A
    Expression System StrainBL21(DE3)
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GenePAGR, TCRA
    Organism ScientificBACILLUS ANTHRACIS
    Organism Taxid1392
    SynonymPROTECTIVE ANTIGEN REPRESSOR

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit ABCD
Biological Unit 1 (1x)AB  
Biological Unit 2 (2x)  C 
Biological Unit 3 (2x)   D

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 16)

Asymmetric Unit (1, 16)
No.NameCountTypeFull Name
1MSE16Mod. Amino AcidSELENOMETHIONINE
Biological Unit 1 (1, 8)
No.NameCountTypeFull Name
1MSE8Mod. Amino AcidSELENOMETHIONINE
Biological Unit 2 (1, 8)
No.NameCountTypeFull Name
1MSE8Mod. Amino AcidSELENOMETHIONINE
Biological Unit 3 (1, 8)
No.NameCountTypeFull Name
1MSE8Mod. Amino AcidSELENOMETHIONINE

(-) Sites  (0, 0)

(no "Site" information available for 2ZKZ)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Asn D:96 -Pro D:97

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2ZKZ)

(-) Exons   (0, 0)

(no "Exon" information available for 2ZKZ)

(-) 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:86
 aligned with PAGR_BACAN | O31178 from UniProtKB/Swiss-Prot  Length:99

    Alignment length:86
                                    20        30        40        50        60        70        80        90      
            PAGR_BACAN   11 YMSLEDDAELLKTMAHPMRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKMRGKVLKRNRQGLEIYYSINNPKVEGIIKLLN 96
               SCOP domains -------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhhhhhhh.eehhhhhhhhh.hhhhhhhhhhhhh....eeeee..eeeee..hhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------- Transcript
                  2zkz A 11 YmSLEDDAELLKTmAHPmRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKmRGKVLKRNRQGLEIYYSINNPKVEGIIKLLN 96
                             |      20   |   |30        40        50        60    |   70        80        90      
                             |          24-MSE                                   65-MSE                           
                            12-MSE          28-MSE                                                                

Chain B from PDB  Type:PROTEIN  Length:86
 aligned with PAGR_BACAN | O31178 from UniProtKB/Swiss-Prot  Length:99

    Alignment length:86
                                    20        30        40        50        60        70        80        90      
            PAGR_BACAN   11 YMSLEDDAELLKTMAHPMRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKMRGKVLKRNRQGLEIYYSINNPKVEGIIKLLN 96
               SCOP domains -------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.eehhhhhhhhh.hhhhhhhhhhhhh...eeeeee..eeeeee.hhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------- Transcript
                  2zkz B 11 YmSLEDDAELLKTmAHPmRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKmRGKVLKRNRQGLEIYYSINNPKVEGIIKLLN 96
                             |      20   |   |30        40        50        60    |   70        80        90      
                            12-MSE      24-MSE                                   65-MSE                           
                                            28-MSE                                                                

Chain C from PDB  Type:PROTEIN  Length:87
 aligned with PAGR_BACAN | O31178 from UniProtKB/Swiss-Prot  Length:99

    Alignment length:87
                                    19        29        39        49        59        69        79        89       
            PAGR_BACAN   10 EYMSLEDDAELLKTMAHPMRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKMRGKVLKRNRQGLEIYYSINNPKVEGIIKLLN 96
               SCOP domains --------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.eehhhhhhhhh.hhhhhhhhhhhhh...eeeeee..eeeeee.hhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------- Transcript
                  2zkz C 10 EYmSLEDDAELLKTmAHPmRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKmRGKVLKRNRQGLEIYYSINNPKVEGIIKLLN 96
                              |     19    |   29        39        49        59     |  69        79        89       
                             12-MSE      24-MSE                                   65-MSE                           
                                             28-MSE                                                                

Chain D from PDB  Type:PROTEIN  Length:82
 aligned with PAGR_BACAN | O31178 from UniProtKB/Swiss-Prot  Length:99

    Alignment length:89
                                    19        29        39        49        59        69        79        89         
            PAGR_BACAN   10 EYMSLEDDAELLKTMAHPMRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKMRGKVLKRNRQGLEIYYSINNPKVEGIIKLLNPI 98
               SCOP domains ----------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) --------HTH_20-2zkzD01 D:18-72                                 -------------------------- Pfam domains (1)
           Pfam domains (2) --------HTH_20-2zkzD02 D:18-72                                 -------------------------- Pfam domains (2)
           Pfam domains (3) --------HTH_20-2zkzD03 D:18-72                                 -------------------------- Pfam domains (3)
           Pfam domains (4) --------HTH_20-2zkzD04 D:18-72                                 -------------------------- Pfam domains (4)
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhh.hhhhhhhhhhhhh...ee.-------..ee.hhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------- Transcript
                  2zkz D 10 EYmSLEDDAELLKTmAHPmRLKIVNELYKHKALNVTQIIQILKLPQSTVSQHLCKmRGKVLKR-------YYSINNPKVEGIIKLLNPI 98
                              |     19    |   29        39        49        59     |  69  |      -|       89         
                             12-MSE      24-MSE                                   65-MSE 72      80                  
                                             28-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  (0, 0)

(no "SCOP Domain" information available for 2ZKZ)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (1, 4)

Asymmetric Unit
(-)
Clan: HTH (544)

(-) Gene Ontology  (4, 4)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D   (PAGR_BACAN | O31178)
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: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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