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(-) Description

Title :  CRYSTAL STRUCTURE OF TETR TRANSCRIPTIONAL REGULATOR SCO0520 FROM STREPTOMYCES COELICOLOR
 
Authors :  M. Cymborowski, M. Chruszcz, K. D. Koclega, E. V. Filippova, X. Xu, J. Gu A. Savchenko, A. M. Edwards, A. Joachimiak, W. Minor, Midwest Center Structural Genomics (Mcsg)
Date :  25 May 07  (Deposition) - 03 Jul 07  (Release) - 02 Nov 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  A (1x),B (1x)
Keywords :  Transcriptional Regulator, Structural Genomics, Psi, Protein Structure Initiative, Midwest Center For Structural Genomics, Mcsg, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  E. V. Filippova, M. Chruszcz, M. Cymborowski, J. Gu, A. Savchenko, A. Edwards, W. Minor
Crystal Structure Of A Putative Transcriptional Regulator Sco0520 From Streptomyces Coelicolor A3(2) Reveals An Unusual Dimer Among Tetr Family Proteins.
J. Struct. Funct. Genom. V. 12 149 2011
PubMed-ID: 21625866  |  Reference-DOI: 10.1007/S10969-011-9112-4

(-) Compounds

Molecule 1 - PUTATIVE TETR FAMILY TRANSCRIPTIONAL REGULATOR
    Atcc: BAA-471
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: P15TV LIC
    Expression System Strain: BL21(DE3) STAR MAGIC
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: SCO0520, SCF6.16
    Organism Scientific: STREPTOMYCES COELICOLOR A3(2)
    Organism Taxid: 100226
    Strain: A3(2), M145

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): AB
Biological Unit 2 (1x): A (1x)B (1x)

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 8)

Asymmetric Unit (3, 8)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2CL1Ligand/IonCHLORIDE ION
3MSE6Mod. Amino AcidSELENOMETHIONINE
Biological Unit 1 (2, 7)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2CL-1Ligand/IonCHLORIDE ION
3MSE6Mod. Amino AcidSELENOMETHIONINE
Biological Unit 2 (2, 4)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2CL-1Ligand/IonCHLORIDE ION
3MSE3Mod. Amino AcidSELENOMETHIONINE

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREALA A:158 , GLY A:161 , ILE A:162 , ALA B:158 , GLY B:161 , ILE B:162 , HOH B:205BINDING SITE FOR RESIDUE ACT A 195
2AC2SOFTWAREASP A:124 , HOH A:198 , ARG B:67 , HOH B:203BINDING SITE FOR RESIDUE CL B 195

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2Q24)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2Q24)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2Q24)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2Q24)

(-) Exons   (0, 0)

(no "Exon" information available for 2Q24)

(-) 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:173
 aligned with Q9RJL5_STRCO | Q9RJL5 from UniProtKB/TrEMBL  Length:194

    Alignment length:173
                                    25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185   
         Q9RJL5_STRCO    16 NRDKILAAAVRVFSEEGLDAHLERIAREAGVGSGTLYRNFPTREALIEAAYRNEVARLCDSVPGLLAELPPAEALRAWTRRFIDYATAKLGMADALRAVVASGGDPYGDSRQLIQSALTALMDAAAAAGEIRSDIRSTDMFAALAGIALTSSRPDQRAQAERLLDLVLDGLRP 188
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 2q24A00 A:16-188 Tetracycline Repressor, domain 2                                                                                                                             CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhh...hhhhhhhhh..hhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2q24 A  16 NRDKILAAAVRVFSEEGLDAHLERIAREAGVGSGTLYRNFPTREALIEAAYRNEVARLCDSVPGLLAELPPAEALRAWTRRFIDYATAKLGmADALRAVVASGGDPYGDSRQLIQSALTALmDAAAAAGEIRSDIRSTDmFAALAGIALTSSRPDQRAQAERLLDLVLDGLRP 188
                                    25        35        45        55        65        75        85        95       105 |     115       125       135 |     145       155       165       175       185   
                                                                                                                     107-MSE                       137-MSE           155-MSE                             


Chain B from PDB  Type:PROTEIN  Length:175
 aligned with Q9RJL5_STRCO | Q9RJL5 from UniProtKB/TrEMBL  Length:194

    Alignment length:175
                                    25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185     
         Q9RJL5_STRCO    16 NRDKILAAAVRVFSEEGLDAHLERIAREAGVGSGTLYRNFPTREALIEAAYRNEVARLCDSVPGLLAELPPAEALRAWTRRFIDYATAKLGMADALRAVVASGGDPYGDSRQLIQSALTALMDAAAAAGEIRSDIRSTDMFAALAGIALTSSRPDQRAQAERLLDLVLDGLRPTA 190
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 2q24B00 B:16-190 Tetracycline Repressor, domain 2                                                                                                                               CATH domains
           Pfam domains (1) ----TetR_N-2q24B01 B:20-65                        ----------------------------------------------------------------------------------------------------------------------------- Pfam domains (1)
           Pfam domains (2) ----TetR_N-2q24B02 B:20-65                        ----------------------------------------------------------------------------------------------------------------------------- Pfam domains (2)
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2q24 B  16 NRDKILAAAVRVFSEEGLDAHLERIAREAGVGSGTLYRNFPTREALIEAAYRNEVARLCDSVPGLLAELPPAEALRAWTRRFIDYATAKLGmADALRAVVASGGDPYGDSRQLIQSALTALmDAAAAAGEIRSDIRSTDmFAALAGIALTSSRPDQRAQAERLLDLVLDGLRPTA 190
                                    25        35        45        55        65        75        85        95       105 |     115       125       135 |     145       155       165       175       185     
                                                                                                                     107-MSE                       137-MSE           155-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 2Q24)

(-) CATH Domains  (1, 2)

Asymmetric Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (1, 2)

Asymmetric Unit
(-)
Clan: HTH (544)

(-) Gene Ontology  (3, 3)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (Q9RJL5_STRCO | Q9RJL5)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
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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