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(-) Description

Title :  CRYSTAL STRUCTURE OF A TETR TRANSCRIPTIONAL REGULATOR (CAUR_2221) FROM CHLOROFLEXUS AURANTIACUS J-10-FL AT 1.80 A RESOLUTION
 
Authors :  Joint Center For Structural Genomics (Jcsg)
Date :  13 Jan 11  (Deposition) - 02 Feb 11  (Release) - 20 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Dna/Rna-Binding Three-Helical Bundle, Structural Genomics, Joint Center For Structural Genomics, Jcsg, Protein Structure Initiative, Psi-Biology, Transcription, Transcription Regulator (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Joint Center For Structural Genomics (Jcsg)
Crystal Structure Of A Tetr Transcriptional Regulator (Caur_2221) From Chloroflexus Aurantiacus J-10-Fl At 1. 80 A Resolution
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - TETR TRANSCRIPTIONAL REGULATOR
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: SPEEDET
    Expression System Strain: HK100
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: CAUR_2221
    Organism Scientific: CHLOROFLEXUS AURANTIACUS
    Organism Taxid: 324602
    Strain: J-10-FL
    Synonym: REGULATORY PROTEIN TETR

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 21)

Asymmetric/Biological Unit (4, 21)
No.NameCountTypeFull Name
1MG2Ligand/IonMAGNESIUM ION
2MSE10Mod. Amino AcidSELENOMETHIONINE
3PEG8Ligand/IonDI(HYDROXYETHYL)ETHER
4PGE1Ligand/IonTRIETHYLENE GLYCOL

(-) Sites  (11, 11)

Asymmetric Unit (11, 11)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREILE A:110 , ASP A:113 , HOH A:238 , HOH A:240 , HOH B:239 , HOH B:241BINDING SITE FOR RESIDUE MG A 200
02AC2SOFTWARETHR A:115 , ASN A:116 , PGE A:210BINDING SITE FOR RESIDUE PEG A 203
03AC3SOFTWARETHR A:189 , THR A:192 , HOH A:275 , HOH A:363 , HOH A:442BINDING SITE FOR RESIDUE PEG A 206
04AC4SOFTWAREHOH A:501 , HOH A:502 , HOH A:503BINDING SITE FOR RESIDUE PEG A 207
05AC5SOFTWAREVAL A:151 , TYR A:190 , GLN A:194 , HOH A:376BINDING SITE FOR RESIDUE PEG A 209
06AC6SOFTWAREGLU A:51 , ALA A:54 , ASN A:116 , PEG A:203 , HOH A:246BINDING SITE FOR RESIDUE PGE A 210
07AC7SOFTWAREHOH A:312 , HOH A:313 , ILE B:110 , ASP B:113 , HOH B:311 , HOH B:314BINDING SITE FOR RESIDUE MG B 201
08AC8SOFTWAREHIS A:76 , LYS A:77 , THR A:82 , ALA B:143 , HOH B:318BINDING SITE FOR RESIDUE PEG B 202
09AC9SOFTWAREGLU B:51 , ASN B:116 , LEU B:119 , PEG B:205 , HOH B:411 , HOH B:466BINDING SITE FOR RESIDUE PEG B 204
10BC1SOFTWARETHR B:115 , ASN B:116 , PEG B:204 , HOH B:466BINDING SITE FOR RESIDUE PEG B 205
11BC2SOFTWAREGLU A:175 , ASP B:114 , ARG B:120BINDING SITE FOR RESIDUE PEG B 208

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3QBM)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3QBM)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3QBM)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3QBM)

(-) Exons   (0, 0)

(no "Exon" information available for 3QBM)

(-) 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:199
 aligned with A9WFT0_CHLAA | A9WFT0 from UniProtKB/TrEMBL  Length:198

    Alignment length:199
                             1                                                                                                                                                                                                     
                             |       9        19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189         
         A9WFT0_CHLAA     - -MRKGQETRERVVAQAAALFNVSGYAGTAISDIMAATGLEKGGIYRHFESKEQLALAAFDYAAEKVRERFAVGLAGHKHTVDTIIAFLDVFRSYAERPPLVGGCPILNTAIESDDTNPMLRERVRAVIDEWRETIRTLVQTGIARGEIRPEVDADRLALLIIATMEGAVMLARILETATPLEHAYTHLATYITQQVRLA 198
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhh.hhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhh.......hhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3qbm A   0 GmRKGQETRERVVAQAAALFNVSGYAGTAISDImAATGLEKGGIYRHFESKEQLALAAFDYAAEKVRERFAVGLAGHKHTVDTIIAFLDVFRSYAERPPLVGGCPILNTAIESDDTNPmLRERVRAVIDEWRETIRTLVQTGIARGEIRPEVDADRLALLIIATmEGAVmLARILETATPLEHAYTHLATYITQQVRLA 198
                             |       9        19        29   |    39        49        59        69        79        89        99       109       119       129       139       149       159    |  169       179       189         
                             |                              33-MSE                                                                              118-MSE                                       164-MSE|                             
                             1-MSE                                                                                                                                                                 169-MSE                         


Chain B from PDB  Type:PROTEIN  Length:198
 aligned with A9WFT0_CHLAA | A9WFT0 from UniProtKB/TrEMBL  Length:198

    Alignment length:198
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190        
         A9WFT0_CHLAA     1 MRKGQETRERVVAQAAALFNVSGYAGTAISDIMAATGLEKGGIYRHFESKEQLALAAFDYAAEKVRERFAVGLAGHKHTVDTIIAFLDVFRSYAERPPLVGGCPILNTAIESDDTNPMLRERVRAVIDEWRETIRTLVQTGIARGEIRPEVDADRLALLIIATMEGAVMLARILETATPLEHAYTHLATYITQQVRLA 198
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
           Pfam domains (1) ----------TetR_N-3qbmB01 B:11-57                         -----------------------------------------------------TetR_C_6-3qbmB03 B:111-196                                                            -- Pfam domains (1)
           Pfam domains (2) ----------TetR_N-3qbmB02 B:11-57                         -----------------------------------------------------TetR_C_6-3qbmB04 B:111-196                                                            -- Pfam domains (2)
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhh.....hhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhh.......hhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3qbm B   1 mRKGQETRERVVAQAAALFNVSGYAGTAISDImAATGLEKGGIYRHFESKEQLALAAFDYAAEKVRERFAVGLAGHKHTVDTIIAFLDVFRSYAERPPLVGGCPILNTAIESDDTNPmLRERVRAVIDEWRETIRTLVQTGIARGEIRPEVDADRLALLIIATmEGAVmLARILETATPLEHAYTHLATYITQQVRLA 198
                            |       10        20        30  |     40        50        60        70        80        90       100       110       120       130       140       150       160   |   170       180       190        
                            1-MSE                          33-MSE                                                                              118-MSE                                       164-MSE|                             
                                                                                                                                                                                                  169-MSE
   Legend:   → Mismatch (orange background)
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  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 3QBM)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3QBM)

(-) Pfam Domains  (2, 4)

Asymmetric/Biological Unit
(-)
Clan: HTH (544)
(-)
Clan: TetR_C (33)

(-) Gene Ontology  (4, 4)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (A9WFT0_CHLAA | A9WFT0)
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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