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(-) Description

Title :  T. MARITIMA NUSB, P3121, FORM 2
 
Authors :  I. Bonin, R. Robelek, H. Benecke, H. Urlaub, A. Bacher, G. Richter, M. C. Wahl
Date :  12 Jul 04  (Deposition) - 31 Aug 04  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.60
Chains :  Asym./Biol. Unit :  A
Keywords :  N-Utilization Substance, Nusb, Rna-Protein Interaction, Transcriptional Antitermination, Transcription Regulation (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  I. Bonin, R. Robelek, H. Benecke, H. Urlaub, A. Bacher, G. Richter, M. C. Wahl
Crystal Structures Of The Antitermination Factor Nusb From Thermotoga Maritima And Implications For Rna Binding
Biochem. J. V. 383 419 2004
PubMed-ID: 15279620  |  Reference-DOI: 10.1042/BJ20040889
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - N UTILIZATION SUBSTANCE PROTEIN B HOMOLOG
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PNCO113, PNOC113-TMANUSB
    Expression System Strain: M15
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: NUSB, TM1765
    Organism Scientific: THERMOTOGA MARITIMA
    Organism Taxid: 2336
    Synonym: NUSB PROTEIN

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1CA1Ligand/IonCALCIUM ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:32 , LEU A:35 , LEU A:142 , HOH A:901 , HOH A:902 , HOH A:903BINDING SITE FOR RESIDUE CA A 900

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1TZW)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1TZW)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1TZW)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1TZW)

(-) Exons   (0, 0)

(no "Exon" information available for 1TZW)

(-) 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:142
 aligned with NUSB_THEMA | Q9X286 from UniProtKB/Swiss-Prot  Length:142

    Alignment length:142
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140  
           NUSB_THEMA     1 MKTPRRRMRLAVFKALFQHEFRRDEDLEQILEEILDETYDKKAKEDARRYIRGIKENLSMIDDLISRYLEKWSLNRLSVVDRNVLRLATYELLFEKDIPIEVTIDEAIEIAKRYGTENSGKFVNGILDRIAKEHAPKEKFEL 142
               SCOP domains d1tzwa_ A: Antitermination factor NusB                                                                                                         SCOP domains
               CATH domains 1tzwA00 A:1-142 N-utilizing Substance Protein B Homolog; Chain A                                                                               CATH domains
               Pfam domains -----NusB-1tzwA01 A:6-132                                                                                                           ---------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhh.....hhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1tzw A   1 MKTPRRRMRLAVFKALFQHEFRRDEDLEQILEEILDETYDKKAKEDARRYIRGIKENLSMIDDLISRYLEKWSLNRLSVVDRNVLRLATYELLFEKDIPIEVTIDEAIEIAKRYGTENSGKFVNGILDRIAKEHAPKEKFEL 142
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140
   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  (1, 1)

Asymmetric/Biological Unit
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (1, 1)

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

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Clan: no clan defined [family: NusB] (9)

(-) Gene Ontology  (4, 4)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (NUSB_THEMA | Q9X286)
molecular function
    GO:0003723    RNA binding    Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
biological process
    GO:0006353    DNA-templated transcription, termination    The cellular process that completes DNA-templated transcription; the formation of phosphodiester bonds ceases, the RNA-DNA hybrid dissociates, and RNA polymerase releases the DNA.
    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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  1tzw
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        NUSB_THEMA | Q9X286: 1tzt 1tzu 1tzv 1tzx

(-) Related Entries Specified in the PDB File

1tzt THE SAME PROTEIN IN A SPACE GROUP(P21)
1tzu THE SAME PROTEIN IN A SPACE GROUP(P212121)
1tzv THE SAME PROTEIN IN A SPACE GROUP(P3121), FORM 1
1tzx THE SAME PROTEIN IN A SPACE GROUP(P3221)