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(-) Description

Title :  CRYSTAL STRUCTURE OF THERMUS AQUATICUS GFH1
 
Authors :  V. Lamour, B. P. Hogan, D. A. Erie, S. A. Darst
Date :  27 Oct 05  (Deposition) - 14 Feb 06  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.30
Chains :  Asym. Unit :  A,B,C
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  C  (1x)
Biol. Unit 4:  B,C  (1x)
Keywords :  Anti Gre-Factor, Rna Polymerase, Transcript Cleavage, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  V. Lamour, B. P. Hogan, D. A. Erie, S. A. Darst
Crystal Structure Of Thermus Aquaticus Gfh1, A Gre-Factor Paralog That Inhibits Rather Than Stimulates Transcript Cleavage.
J. Mol. Biol. V. 356 179 2006
PubMed-ID: 16337964  |  Reference-DOI: 10.1016/J.JMB.2005.10.083
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - ANTI-CLEAVAGE ANTI-GREA TRANSCRIPTION FACTOR GFH1
    ChainsA, B, C
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPET11
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    GeneGFH1
    Organism ScientificTHERMUS AQUATICUS
    Organism Taxid271

 Structural Features

(-) Chains, Units

  123
Asymmetric Unit ABC
Biological Unit 1 (1x)A  
Biological Unit 2 (1x) B 
Biological Unit 3 (1x)  C
Biological Unit 4 (1x) BC

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 2ETN)

(-) Sites  (0, 0)

(no "Site" information available for 2ETN)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 3)

Asymmetric Unit (1, 3)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1GREAB_2PS00830 Prokaryotic transcription elongation factors signature 2.GFH1_THEAQ120-136
 
 
  3A:120-136
B:120-136
C:120-136
Biological Unit 1 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1GREAB_2PS00830 Prokaryotic transcription elongation factors signature 2.GFH1_THEAQ120-136
 
 
  1A:120-136
-
-
Biological Unit 2 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1GREAB_2PS00830 Prokaryotic transcription elongation factors signature 2.GFH1_THEAQ120-136
 
 
  1-
B:120-136
-
Biological Unit 3 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1GREAB_2PS00830 Prokaryotic transcription elongation factors signature 2.GFH1_THEAQ120-136
 
 
  1-
-
C:120-136
Biological Unit 4 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1GREAB_2PS00830 Prokaryotic transcription elongation factors signature 2.GFH1_THEAQ120-136
 
 
  2-
B:120-136
C:120-136

(-) Exons   (0, 0)

(no "Exon" information available for 2ETN)

(-) 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:154
 aligned with GFH1_THEAQ | Q8VQD7 from UniProtKB/Swiss-Prot  Length:157

    Alignment length:154
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152    
           GFH1_THEAQ     3 REVKLTKAGYERLMKQLEQERERLQEATKILQELMESSDDYDDSGLEAAKQEKARIEARIDSLEDVLSRAVILEEGTGEVIGLGSVVELEDPATGERLSVQVVSPAEASVLENPMKISDASPMGKALLGHRVGDVLSLDTPKGKKEFRVVAIHG 156
               SCOP domains d2etna1 A:3-77 GreA transcript cleavage protein, N-terminal domain         d2etna2 A:78-156 GreA transcript cleavage factor, C-terminal domain             SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhhhhh..ee..............eeeee.......eeeeeehhhhh......eeee..hhhhhhhh......eeeee....eeeeee..... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------GREAB_2          -------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2etn A   3 REVKLTKAGYERLMKQLEQERERLQEATKILQELMESSDDYDDSGLEAAKQEKARIEARIDSLEDVLSRAVILEEGTGEVIGLGSVVELEDPATGERLSVQVVSPAEASVLENPMKISDASPMGKALLGHRVGDVLSLDTPKGKKEFRVVAIHG 156
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152    

Chain B from PDB  Type:PROTEIN  Length:155
 aligned with GFH1_THEAQ | Q8VQD7 from UniProtKB/Swiss-Prot  Length:157

    Alignment length:155
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151     
           GFH1_THEAQ     2 AREVKLTKAGYERLMKQLEQERERLQEATKILQELMESSDDYDDSGLEAAKQEKARIEARIDSLEDVLSRAVILEEGTGEVIGLGSVVELEDPATGERLSVQVVSPAEASVLENPMKISDASPMGKALLGHRVGDVLSLDTPKGKKEFRVVAIHG 156
               SCOP domains -d2etnb1 B:3-77 GreA transcript cleavage protein, N-terminal domain         d2etnb2 B:78-156 GreA transcript cleavage factor, C-terminal domain             SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeehhhhhhhhhhhhhhhhhhhhhhhhhhhh..........hhhhhhhhhhhhhhhhhhhhhhhhheeee...........eeeeee........eeeeehhhhh.......eee..hhhhhhhh......eee........eeeeeeee. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------GREAB_2          -------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2etn B   2 AREVKLTKAGYERLMKQLEQERERLQEATKILQELMESSDDYDDSGLEAAKQEKARIEARIDSLEDVLSRAVILEEGTGEVIGLGSVVELEDPATGERLSVQVVSPAEASVLENPMKISDASPMGKALLGHRVGDVLSLDTPKGKKEFRVVAIHG 156
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151     

Chain C from PDB  Type:PROTEIN  Length:155
 aligned with GFH1_THEAQ | Q8VQD7 from UniProtKB/Swiss-Prot  Length:157

    Alignment length:155
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151     
           GFH1_THEAQ     2 AREVKLTKAGYERLMKQLEQERERLQEATKILQELMESSDDYDDSGLEAAKQEKARIEARIDSLEDVLSRAVILEEGTGEVIGLGSVVELEDPATGERLSVQVVSPAEASVLENPMKISDASPMGKALLGHRVGDVLSLDTPKGKKEFRVVAIHG 156
               SCOP domains -d2etnc1 C:3-77 GreA transcript cleavage protein, N-terminal domain         d2etnc2 C:78-156 GreA transcript cleavage factor, C-terminal domain             SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeehhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhhhhh.eee...............eee......eee.eeehhhhh.......eee..hhhhhhhh......eee........eee...... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------GREAB_2          -------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2etn C   2 AREVKLTKAGYERLMKQLEQERERLQEATKILQELMESSDDYDDSGLEAAKQEKARIEARIDSLEDVLSRAVILEEGTGEVIGLGSVVELEDPATGERLSVQVVSPAEASVLENPMKISDASPMGKALLGHRVGDVLSLDTPKGKKEFRVVAIHG 156
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151     

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  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  (2, 6)

Asymmetric Unit

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (5, 5)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C   (GFH1_THEAQ | Q8VQD7)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0070063    RNA polymerase binding    Interacting selectively and non-covalently with an RNA polymerase molecule or complex.
biological process
    GO:0032784    regulation of DNA-templated transcription, elongation    Any process that modulates the frequency, rate or extent of transcription elongation, the extension of an RNA molecule after transcription initiation and promoter clearance by the addition of ribonucleotides catalyzed by a DNA-dependent RNA polymerase.
    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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