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(-) Description

Title :  STRUCTURAL GENOMICS, THE CRYSTAL STRUCTURE OF A TETR-FAMILY TRANSCRIPTIONAL REGULATOR FROM STREPTOMYCES COELICOLOR A3
 
Authors :  K. Tan, X. Xu, H. Zheng, A. Savchenko, A. Edwards, A. Joachimiak, Midwes For Structural Genomics (Mcsg)
Date :  02 Jan 07  (Deposition) - 30 Jan 07  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.30
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Apc7240, Tetr-Family Transcriptional Regulator, Streptomyces Coelicolor A3, Structural Genomics, Psi-2, Protein Structure Initiative, Midwest Center For Structural Genomics, Mcsg, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. Tan, X. Xu, H. Zheng, A. Savchenko, A. Edwards, A. Joachimiak
The Crystal Structure Of A Tetr-Family Transcriptional Regulator From Streptomyces Coelicolor A3
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21
    Expression System Plasmid: P15TV
    Expression System Strain: BL21
    Expression System Taxid: 511693
    Expression System Vector Type: PLASMID
    Gene: SCO4977
    Organism Scientific: STREPTOMYCES COELICOLOR
    Organism Taxid: 1902
    Strain: A3

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 6)

Asymmetric Unit (1, 6)
No.NameCountTypeFull Name
1MSE6Mod. Amino AcidSELENOMETHIONINE
Biological Unit 1 (1, 12)
No.NameCountTypeFull Name
1MSE12Mod. Amino AcidSELENOMETHIONINE

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(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Thr A:142 -Gly A:143
2Leu A:205 -Pro A:206

 Sequence-Structure Mapping

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(-) 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    
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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:191
 aligned with Q9EWH2_STRCO | Q9EWH2 from UniProtKB/TrEMBL  Length:235

    Alignment length:191
                                    26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206 
         Q9EWH2_STRCO    17 GLRERKKTRTREAIRAATYGLIRQQGYEATTVEQIAERAEVSPSTVLRYFPTREDIVLTDEYDPVMAAELAARPAGEPWSDSLRHVLRKALGLGAGEEAELIRLRTRLLAEVPAVRARMLENMSDTGRMLARAIADRTGLDPDGLEVRIVSMSLVGGLMEVSRYWAEHDHEESLAELVDRALDALENGLPA 207
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 2of7A01 A:17-67 Homeodomain-like                   2of7A02 A:68-207 Tetracycline Repressor, domain 2                                                                                            CATH domains
               Pfam domains -------------TetR_N-2of7A01 A:30-75                        ------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhh.hhhhhhhhh.hhhhhhh...hhhhhhhhhhh.....hhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2of7 A  17 GLRERKKTRTREAIRAATYGLIRQQGYEATTVEQIAERAEVSPSTVLRYFPTREDIVLTDEYDPVmAAELAARPAGEPWSDSLRHVLRKALGLGAGEEAELIRLRTRLLAEVPAVRARmLENmSDTGRmLARAIADRTGLDPDGLEVRIVSmSLVGGLmEVSRYWAEHDHEESLAELVDRALDALENGLPA 207
                                    26        36        46        56        66        76     |  86        96       106       116       126       136  |    146       156       166 |     176       186       196       206 
                                                                                            82-MSE                                              135-MSE     |                    168-MSE  |                                
                                                                                                                                                    139-MSE |                           175-MSE                            
                                                                                                                                                          145-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 2OF7)

(-) CATH Domains  (2, 2)

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

(-) Pfam Domains  (1, 1)

Asymmetric Unit
(-)
Clan: HTH (544)

(-) Gene Ontology  (3, 3)

Asymmetric Unit(hide GO term definitions)
Chain A   (Q9EWH2_STRCO | Q9EWH2)
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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